BCBS Alpha Numeric Prefix A2A-Z9Z (2023)

The BCBS Alpha Numeric Prefix list comprises combinations of letters and numbers utilized by Blue Cross Blue Shield (BCBS) health insurance plans. These alphanumeric prefixes are placed at the beginning of policy identification numbers. They serve the purpose of identifying the specific plan, geographical region, or group linked with a particular policyholder. The prefix list serves as a useful resource for healthcare providers, administrators, and policyholders, aiding them in recognizing the origin and characteristics of a given BCBS insurance policy. It’s important to acknowledge that this list can change over time due to the introduction of new plans or adjustments to existing ones.

BCBS Alpha Numeric Prefix	BCBS Plan Name
A2A	Blue Cross Blue Shield of Texas
A2B	Blue Cross Blue Shield of Texas
A2C	Blue Cross Blue Shield of Illinois
A2D	Blue Cross Blue Shield of Texas
A2E	Blue Cross Blue Shield of Texas
A2F	Blue Cross Blue Shield of Texas
A2G	Blue Cross Blue Shield of Illinois
A2H	Blue Cross Blue Shield of Texas
A2I	Capital BlueCross of Pennsylvania
A2J	Blue Cross Blue Shield of Illinois
A2K	Capital BlueCross of Pennsylvania
A2L	Capital BlueCross of Pennsylvania
A2M	Capital BlueCross of Pennsylvania
A2N	Capital BlueCross of Pennsylvania
A2O	Carefirst Blue Cross Blue Shield
A2P	Capital BlueCross of Pennsylvania
A2Q	Horizon Blue Cross Blue Shield of New Jersey
A2R	Capital BlueCross of Pennsylvania
A2S	Capital BlueCross of Pennsylvania
A2T	Premera BlueCross of Alaska
A2U	Highmark Blue Cross Blue Shield of Pennsylvania
A2V	Carefirst Blue Cross Blue Shield
A2W	Highmark Blue Cross Blue Shield of Pennsylvania
A2X	Carefirst Blue Cross Blue Shield
A2Y	Blue Cross Blue Shield of Texas
A2Z	Carefirst Blue Cross Blue Shield
A3A	Blue Cross Blue Shield of Massachusetts
A3B	Carefirst Blue Cross Blue Shield
A3C	Arkansas Blue Cross Blue Shield
A3D	Carefirst Blue Cross Blue Shield
A3E	Capital BlueCross of Pennsylvania
A3F	Carefirst Blue Cross Blue Shield
A3G	Blue Cross Blue Shield of Illinois
A3H	Capital BlueCross of Pennsylvania
A3I	Capital BlueCross of Pennsylvania
A3J	Blue Cross Blue Shield of Illinois
A3K	Blue Cross Blue Shield of Texas
A3L	Highmark Blue Cross Blue Shield of Pennsylvania
A3M	Regence Blue Cross Blue Shield
A3N	Blue Cross Blue Shield of Illinois
A3O	Carefirst Blue Cross Blue Shield
A3P	Blue Cross Blue Shield of Minnesota
A3Q	Horizon Blue Cross Blue Shield of New Jersey
A3R	Capital BlueCross of Pennsylvania
A3S	Capital BlueCross of Pennsylvania
A3T	Blue Cross Blue Shield of Texas
A3U	Carefirst Blue Cross Blue Shield
A3V	Highmark Blue Cross Blue Shield of Pennsylvania
A3W	Blue Cross Blue Shield of Minnesota
A3X	Carefirst Blue Cross Blue Shield
A3Y	Blue Cross Blue Shield of Texas
A3Z	Horizon Blue Cross Blue Shield of New Jersey
A4A	Carefirst Blue Cross Blue Shield
A4B	Carefirst Blue Cross Blue Shield
A4C	Regence Blue Cross Blue Shield
A4D	Blue Cross Blue Shield of Illinois
A4E	Capital BlueCross of Pennsylvania
A4F	Blue Cross Blue Shield of Michigan
A4G	Capital BlueCross of Pennsylvania
A4H	Carefirst Blue Cross Blue Shield
A4I	Carefirst Blue Cross Blue Shield
A4J	Blue Cross Blue Shield of Illinois
A4K	Horizon Blue Cross Blue Shield of New Jersey
A4L	Carefirst Blue Cross Blue Shield
A4M	Capital BlueCross of Pennsylvania
A4N	Carefirst Blue Cross Blue Shield
A4O	Carefirst Blue Cross Blue Shield
A4P	Blue Cross Blue Shield of Illinois
A4Q	Capital BlueCross of Pennsylvania
A4R	Carefirst Blue Cross Blue Shield
A4S	Regence Blue Cross Blue Shield
A4T	Regence Blue Cross Blue Shield
A4U	Carefirst Blue Cross Blue Shield
A4V	Carefirst Blue Cross Blue Shield
A4W	Carefirst Blue Cross Blue Shield
A4X	Carefirst Blue Cross Blue Shield
A4Y	Horizon Blue Cross Blue Shield of New Jersey
A4Z	Capital BlueCross of Pennsylvania
A5A	Carefirst Blue Cross Blue Shield
A5B	Carefirst Blue Cross Blue Shield
A5C	Capital BlueCross of Pennsylvania
A5D	Carefirst Blue Cross Blue Shield
A5E	Capital BlueCross of Pennsylvania
A5F	Carefirst Blue Cross Blue Shield
A5G	Capital BlueCross of Pennsylvania
A5H	Carefirst Blue Cross Blue Shield
A5I	Carefirst Blue Cross Blue Shield
A5J	Capital BlueCross of Pennsylvania
A5K	Carefirst Blue Cross Blue Shield
A5L	Blue Cross Blue Shield of Vermont
A5M	Regence Blue Cross Blue Shield
A5N	Capital BlueCross of Pennsylvania
A5O	Capital BlueCross of Pennsylvania
A5P	Carefirst Blue Cross Blue Shield
A5Q	Capital BlueCross of Pennsylvania
A5R	Anthem Blue-Cross
A5S	Blue Cross Blue Shield of Tennessee
A5T	Carefirst Blue Cross Blue Shield
A5U	Carefirst Blue Cross Blue Shield
A5V	Carefirst Blue Cross Blue Shield
A5W	Horizon Blue Cross Blue Shield of New Jersey
A5X	Unallocated/Not Assigned
A5Y	Horizon Blue Cross Blue Shield of New Jersey
A5Z	Carefirst Blue Cross Blue Shield
A6A	Anthem Blue Cross Blue Shield of Georgia
A6B	Carefirst Blue Cross Blue Shield
A6C	Regence Blue Cross Blue Shield
A6D	Blue Cross Blue Shield of Illinois
A6E	Capital BlueCross of Pennsylvania
A6F	Blue Cross Blue Shield of Illinois
A6G	Carefirst Blue Cross Blue Shield
A6H	Carefirst Blue Cross Blue Shield
A6I	Capital BlueCross of Pennsylvania
A6J	Capital BlueCross of Pennsylvania
A6K	Carefirst Blue Cross Blue Shield
A6L	Carefirst Blue Cross Blue Shield
A6M	Anthem Blue Cross Blue Shield of Virginia
A6N	Carefirst Blue Cross Blue Shield
A6O	Capital BlueCross of Pennsylvania
A6P	Blue Cross Blue Shield of Minnesota
A6Q	Anthem Blue-Cross
A6R	Carefirst Blue Cross Blue Shield
A6S	Carefirst Blue Cross Blue Shield
A6T	Carefirst Blue Cross Blue Shield
A6U	Capital BlueCross of Pennsylvania
A6V	Carefirst Blue Cross Blue Shield
A6W	Carefirst Blue Cross Blue Shield
A6X	Carefirst Blue Cross Blue Shield
A6Y	Carefirst Blue Cross Blue Shield
A6Z	Anthem Blue Cross Blue Shield of Nevada
A7A	Carefirst Blue Cross Blue Shield
A7B	Carefirst Blue Cross Blue Shield
A7C	Regence Blue Cross Blue Shield
A7D	Carefirst Blue Cross Blue Shield
A7E	Regence Blue Cross Blue Shield
A7F	Carefirst Blue Cross Blue Shield
A7G	Blue Cross Blue Shield of Illinois
A7H	Carefirst Blue Cross Blue Shield
A7I	Carefirst Blue Cross Blue Shield
A7J	Capital BlueCross of Pennsylvania
A7K	Blue Cross Blue Shield of Illinois
A7L	Anthem Blue Cross Blue Shield of Indiana
A7M	Blue Cross Blue Shield of Illinois
A7N	Carefirst Blue Cross Blue Shield
A7O	Carefirst Blue Cross Blue Shield
A7P	Capital BlueCross of Pennsylvania
A7Q	Carefirst Blue Cross Blue Shield
A7R	Carefirst Blue Cross Blue Shield
A7S	Blue Cross Blue Shield of Massachusetts
A7T	Blue Cross Blue Shield of Vermont
A7U	Carefirst Blue Cross Blue Shield
A7V	Carefirst Blue Cross Blue Shield
A7W	Carefirst Blue Cross Blue Shield
A7X	Blue Cross Blue Shield of North Dakota
A7Y	Carefirst Blue Cross Blue Shield
A7Z	Anthem Blue Cross Blue Shield of Virginia
A8A	Blue Cross Blue Shield of Minnesota
A8B	Blue Cross Blue Shield of Illinois
A8C	Blue Cross Blue Shield of Illinois
A8D	Anthem Blue-Cross
A8E	Carefirst Blue Cross Blue Shield
A8F	Highmark Blue-Shield of Pennsylvania
A8G	Anthem Blue-Cross
A8H	Carefirst Blue Cross Blue Shield
A8I	Anthem Blue Cross Blue Shield of Connecticut
A8J	Carefirst Blue Cross Blue Shield
A8K	Highmark Blue Cross Blue Shield of Pennsylvania
A8L	Highmark Blue Cross Blue Shield of Pennsylvania
A8M	Anthem Blue Cross Blue Shield of Virginia
A8N	Carefirst Blue Cross Blue Shield
A8O	Anthem Blue Cross Blue Shield of Connecticut
A8P	Capital BlueCross of Pennsylvania
A8Q	Anthem Blue Cross Blue Shield of Connecticut
A8R	Blue Cross Blue Shield of Texas
A8S	Anthem Blue Cross Blue Shield of Connecticut
A8T	Blue Cross Blue Shield of Illinois
A8U	Anthem Blue Cross Blue Shield of Connecticut
A8V	Anthem Blue Cross Blue Shield of Connecticut
A8W	Carefirst Blue Cross Blue Shield
A8X	Carefirst Blue Cross Blue Shield
A8Y	Anthem Blue Cross Blue Shield of Connecticut
A8Z	Anthem Blue Cross Blue Shield of Connecticut
A9A	Anthem Blue Cross Blue Shield of Connecticut
A9B	Regence Blue Cross Blue Shield
A9C	Anthem Blue Cross Blue Shield of Connecticut
A9D	Blue Cross Blue Shield of Minnesota
A9E	Blue Cross Blue Shield of Illinois
A9F	Blue Cross Blue Shield of Minnesota
A9G	Regence Blue Cross Blue Shield
A9H	Blue Cross Blue Shield of Minnesota
A9I	Anthem Blue Cross Blue Shield of Wisconsin
A9J	Carefirst Blue Cross Blue Shield
A9K	Blue Cross Blue Shield of Minnesota
A9L	Blue Cross Blue Shield of Minnesota
A9M	Anthem Blue Cross Blue Shield of Colorado
A9N	Blue Cross Blue Shield of Minnesota
A9O	Anthem Blue Cross Blue Shield of Virginia
A9P	Premera Blue Cross Blue Shield of Alaska
A9Q	Anthem Blue-Cross
A9R	Carefirst Blue Cross Blue Shield
A9S	Carefirst Blue Cross Blue Shield
A9T	Anthem Blue Cross Blue Shield of Virginia
A9U	Anthem Blue-Cross
A9V	Blue Cross Blue Shield of Illinois
A9W	Blue Cross Blue Shield of Massachusetts
A9X	Blue Cross Blue Shield of Texas
A9Y	Anthem Blue-Cross
A9Z	Highmark Blue Cross Blue Shield of Pennsylvania
B2A	Anthem BlueCross California
B2B	Blue Cross Blue Shield of Massachusetts
B2C	Blue Cross Blue Shield of Texas
B2D	Regence Blue Cross Blue Shield
B2E	Highmark BlueShield of Pennsylvania
B2F	Blue Cross Blue Shield of Texas
B2G	Blue Cross Blue Shield of Western New York
B2H	Blue Cross Blue Shield of Massachusetts
B2I	Unallocated/Not Assigned
B2J	Blue Cross Blue Shield of Illinois
B2K	Carefirst Blue Cross Blue Shield
B2L	Highmark Blue Cross Blue Shield of Delaware
B2M	Carefirst Blue Cross Blue Shield
B2N	BlueShield of Northeastern New York
B2O	Blue Cross Blue Shield of Massachusetts
B2P	Carefirst Blue Cross Blue Shield
B2Q	Carefirst Blue Cross Blue Shield
B2R	Arkansas Blue Cross Blue Shield
B2S	Regence Blue Cross Blue Shield
B2T	Carefirst Blue Cross Blue Shield
B2U	Carefirst Blue Cross Blue Shield
B2V	Carefirst Blue Cross Blue Shield
B2W	Blue Cross Blue Shield of Western New York
B2X	Blue Cross Blue Shield of Illinois
B2Y	Carefirst Blue Cross Blue Shield
B2Z	Carefirst Blue Cross Blue Shield
B3A	Carefirst Blue Cross Blue Shield
B3B	Empire Blue Cross Blue Shield of New York
B3C	Carefirst Blue Cross Blue Shield
B3D	Regence Blue Cross Blue Shield
B3E	Blue Cross Blue Shield of Texas
B3F	Anthem BlueCross California
B3G	Empire Blue Cross Blue Shield of New York
B3H	Empire Blue Cross Blue Shield of New York
B3I	Empire Blue Cross Blue Shield of New York
B3J	Premera BlueCross of Alaska
B3K	Empire Blue Cross Blue Shield of New York
B3L	Highmark Blue Cross Blue Shield of Pennsylvania
B3M	Carefirst Blue Cross Blue Shield
B3N	Empire Blue Cross Blue Shield of New York
B3O	Empire Blue Cross Blue Shield of New York
B3P	Blue Cross Blue Shield of Texas
B3Q	Empire Blue Cross Blue Shield of New York
B3R	Empire Blue Cross Blue Shield of New York
B3S	Carefirst Blue Cross Blue Shield
B3T	Empire Blue Cross Blue Shield of New York
B3U	Empire Blue Cross Blue Shield of New York
B3V	Carefirst Blue Cross Blue Shield
B3W	Empire Blue Cross Blue Shield of New York
B3X	Empire Blue Cross Blue Shield of New York
B3Y	Empire Blue Cross Blue Shield of New York
B3Z	Empire Blue Cross Blue Shield of New York
B4A	Anthem BlueCross California
B4B	Highmark BlueShield of Pennsylvania
B4C	Highmark BlueShield of Pennsylvania
B4D	Highmark BlueShield of Pennsylvania
B4E	Highmark BlueShield of Pennsylvania
B4F	Highmark Blue Cross Blue Shield of Pennsylvania
B4G	Highmark Blue Cross Blue Shield of Delaware
B4H	Highmark Blue Cross Blue Shield of Pennsylvania
B4I	Carefirst Blue Cross Blue Shield
B4J	Carefirst Blue Cross Blue Shield
B4K	Anthem BlueCross California
B4L	Carefirst Blue Cross Blue Shield
B4M	Highmark Blue Cross Blue Shield of Delaware
B4N	Carefirst Blue Cross Blue Shield
B4O	Carefirst Blue Cross Blue Shield
B4P	Capital BlueCross of Pennsylvania
B4Q	Carefirst Blue Cross Blue Shield
B4R	Highmark BlueShield of Pennsylvania
B4S	Blue Cross Blue Shield of Texas
B4T	Highmark Blue Cross Blue Shield of Pennsylvania
B4U	Empire Blue Cross Blue Shield of New York
B4V	Blue Cross Blue Shield of Texas
B4W	Blue Cross Blue Shield of Massachusetts
B4X	Carefirst Blue Cross Blue Shield
B4Y	Carefirst Blue Cross Blue Shield
B4Z	Carefirst Blue Cross Blue Shield
B5A	Anthem BlueCross California
B5B	Highmark Blue Cross Blue Shield of Pennsylvania
B5C	Blue Cross Blue Shield of Rhode Island
B5D	Anthem Blue Cross Blue Shield of Nevada
B5E	Capital BlueCross of Pennsylvania
B5F	Highmark Blue Cross Blue Shield of Delaware
B5G	Carefirst Blue Cross Blue Shield
B5H	Horizon Blue Cross Blue Shield of New Jersey
B5I	Independence BlueCross of Philadelphia and Southeastern Pennsylvania
B5J	Horizon Blue Cross Blue Shield of New Jersey
B5K	Carefirst Blue Cross Blue Shield
B5L	Empire Blue Cross Blue Shield of New York
B5M	Carefirst Blue Cross Blue Shield
B5N	Carefirst Blue Cross Blue Shield
B5O	Premera Blue Cross Blue Shield of Alaska
B5P	Carefirst Blue Cross Blue Shield
B5Q	Carefirst Blue Cross Blue Shield
B5R	Carefirst Blue Cross Blue Shield
B5S	Blue Cross Blue Shield of Texas
B5T	Horizon Blue Cross Blue Shield of New Jersey
B5U	Carefirst Blue Cross Blue Shield
B5V	Horizon Blue Cross Blue Shield of New Jersey
B5W	Carefirst Blue Cross Blue Shield
B5X	Anthem Blue Cross Blue Shield of Ohio
B5Y	Anthem Blue Cross Blue Shield of Ohio
B5Z	Anthem Blue Cross Blue Shield of Ohio
B6A	Blue Cross Blue Shield of Massachusetts
B6B	Anthem Blue Cross Blue Shield of Ohio
B6C	Anthem Blue Cross Blue Shield of Ohio
B6D	Anthem Blue Cross Blue Shield of Ohio
B6E	Anthem Blue Cross Blue Shield of Ohio
B6F	Anthem Blue Cross Blue Shield of Ohio
B6G	Anthem Blue Cross Blue Shield of Ohio
B6H	Empire Blue Cross Blue Shield of New York
B6I	Empire Blue Cross Blue Shield of New York
B6J	Empire Blue Cross Blue Shield of New York
B6K	Empire Blue Cross Blue Shield of New York
B6L	Empire Blue Cross Blue Shield of New York
B6M	Highmark Blue Cross Blue Shield of Delaware
B6N	Empire Blue Cross Blue Shield of New York
B6O	Empire Blue Cross Blue Shield of New York
B6P	Empire Blue Cross Blue Shield of New York
B6Q	Empire Blue Cross Blue Shield of New York
B6R	Empire Blue Cross Blue Shield of New York
B6S	Empire Blue Cross Blue Shield of New York
B6T	Premera Blue Cross Blue Shield of Alaska
B6U	Empire Blue Cross Blue Shield of New York
B6V	Empire Blue Cross Blue Shield of New York
B6W	Empire Blue Cross Blue Shield of New York
B6X	Empire Blue Cross Blue Shield of New York
B6Y	Anthem BlueCross California
B6Z	Carefirst Blue Cross Blue Shield
B7A	Anthem BlueCross California
B7B	Carefirst Blue Cross Blue Shield
B7C	Independence BlueCross of Philadelphia and Southeastern Pennsylvania
B7D	Independence BlueCross of Philadelphia and Southeastern Pennsylvania
B7E	Blue Cross Blue Shield of North Dakota
B7F	Blue Cross Blue Shield of Texas
B7G	Empire Blue Cross Blue Shield of New York
B7H	Empire Blue Cross Blue Shield of New York
B7I	Capital BlueCross of Pennsylvania
B7J	Highmark Blue Cross Blue Shield of Pennsylvania
B7K	Carefirst Blue Cross Blue Shield
B7L	Blue Cross Blue Shield of Massachusetts
B7M	Highmark Blue Cross Blue Shield of Pennsylvania
B7N	Anthem Blue Cross Blue Shield of Ohio
B7O	Anthem BlueCross-BlueShield of Georgia
B7P	Regence Blue Cross Blue Shield
B7Q	Capital BlueCross of Pennsylvania
B7R	Blue Cross Blue Shield of Minnesota
B7S	Blue Cross Blue Shield of Texas
B7T	Horizon Blue Cross Blue Shield of New Jersey
B7U	Horizon Blue Cross Blue Shield of New Jersey
B7V	Horizon Blue Cross Blue Shield of New Jersey
B7W	Horizon Blue Cross Blue Shield of New Jersey
B7X	Independence BlueCross of Philadelphia and Southeastern Pennsylvania
B7Y	Independence BlueCross of Philadelphia and Southeastern Pennsylvania
B7Z	Anthem Blue Cross Blue Shield of Missouri
B8A	Anthem BlueCross California
B8B	Anthem Blue Cross Blue Shield of Virginia
B8C	Anthem Blue Cross Blue Shield of Missouri
B8D	Anthem Blue Cross Blue Shield of Missouri
B8E	Independence BlueCross of Philadelphia and Southeastern Pennsylvania
B8F	Blue Cross Blue Shield of Texas
B8G	Highmark Blue Cross Blue Shield of Pennsylvania
B8H	Blue Cross Blue Shield of Illinois
B8I	Unallocated/Not Assigned
B8J	Independence BlueCross of Philadelphia and Southeastern Pennsylvania
B8K	Highmark Blue Cross Blue Shield of Pennsylvania
B8L	Independence BlueCross of Philadelphia and Southeastern Pennsylvania
B8M	Independence BlueCross of Philadelphia and Southeastern Pennsylvania
B8N	Anthem BlueCross California
B8O	Anthem BlueCross-BlueShield of Georgia
B8P	Anthem Blue Cross Blue Shield of Ohio
B8Q	Anthem Blue Cross Blue Shield of Ohio
B8R	Anthem Blue Cross Blue Shield of Ohio
B8S	Anthem Blue Cross Blue Shield of Ohio
B8T	Anthem Blue Cross Blue Shield of Ohio
B8U	Anthem Blue Cross Blue Shield of Ohio
B8V	Anthem Blue Cross Blue Shield of Ohio
B8W	Anthem Blue Cross Blue Shield of Ohio
B8X	Anthem Blue Cross Blue Shield of Ohio
B8Y	Anthem Blue Cross Blue Shield of Ohio
B8Z	Anthem Blue Cross Blue Shield of Ohio
B9A	Anthem BlueCross California
B9B	Anthem Blue Cross Blue Shield of Ohio
B9C	Anthem Blue Cross Blue Shield of Ohio
B9D	Anthem Blue Cross Blue Shield of Ohio
B9E	Anthem Blue Cross Blue Shield of Ohio
B9F	Blue Cross Blue Shield of Texas
B9G	Blue Cross Blue Shield of Massachusetts
B9H	Blue Cross Blue Shield of Texas
B9I	Unallocated/Not Assigned
B9J	Independence BlueCross of Philadelphia and Southeastern Pennsylvania
B9K	Blue Cross Blue Shield of Oklahoma
B9L	Highmark BlueShield of Pennsylvania
B9M	Highmark BlueShield of Pennsylvania
B9N	Highmark BlueShield of Pennsylvania
B9O	Anthem Blue Cross Blue Shield of Georgia
B9P	Independence BlueCross of Philadelphia and Southeastern Pennsylvania
B9Q	Regence Blue Cross Blue Shield
B9R	Horizon Blue Cross Blue Shield of New Jersey
B9S	Carefirst Blue Cross Blue Shield
B9T	Anthem Blue Cross Blue Shield of Virginia
B9U	Carefirst Blue Cross Blue Shield
B9V	Carefirst Blue Cross Blue Shield
B9W	Anthem BlueCross California
B9X	Carefirst Blue Cross Blue Shield
B9Y	Anthem Blue Cross Blue Shield of Indiana
B9Z	Carefirst Blue Cross Blue Shield
C2A	Blue Cross Blue Shield Texas
C2B	Highmark Blue Cross Blue Shield Delaware
C2C	Blue-Shield of Northeastern New York
C2D	Anthem Blue-Cross Blue-Shield of Wisconsin
C2E	Premera Blue-Cross of Alaska
C2F	Highmark Blue-Cross Blue-Shield of Pennsylvania
C2G	Blue Cross Blue Shield Minnesota
C2H	Blue-Cross Blue-Shield of Alabama
C2I	Highmark Blue-Shield of Pennsylvania
C2J	Anthem Blue Cross of California
C2K	Blue Cross Blue Shield Minnesota
C2L	Highmark Blue-Cross Blue-Shield of Pennsylvania
C2M	Anthem Blue Cross of California
C2N	Highmark Blue-Cross Blue-Shield of Pennsylvania
C2O	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
C2P	Blue-Cross Blue-Shield of Illinois
C2Q	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
C2R	Blue-Cross Blue-Shield of Illinois
C2S	Blue-Cross Blue-Shield of Illinois
C2T	Blue-Cross Blue-Shield of Alabama
C2U	Highmark Blue-Cross Blue-Shield of Pennsylvania
C2V	Premera Blue-Cross of Alaska
C2W	Regence Blue-Cross Blue-Shield
C2X	Carefirst Blue Cross Blue-Shield
C2Y	Blue Cross Blue Shield Minnesota
C2Z	Anthem Blue Cross of California
C3A	Regence Blue-Cross Blue-Shield
C3B	Anthem Blue-Cross Blue-Shield of Wisconsin
C3C	Regence Blue-Cross Blue-Shield
C3D	Premera Blue-Cross of Alaska
C3E	Blue Cross Blue Shield Texas
C3F	Highmark Blue Cross Blue Shield Delaware
C3G	Anthem Blue Cross of California
C3H	Blue-Cross Blue-Shield of Alabama
C3I	Anthem Blue Cross of California
C3J	Anthem Blue Cross Blue Shield Indiana
C3K	Highmark Blue-Cross Blue-Shield of Pennsylvania
C3L	Highmark Blue-Cross Blue-Shield of Pennsylvania
C3M	Highmark Blue-Cross Blue-Shield of Pennsylvania
C3N	Blue Cross Blue Shield Texas
C3O	Anthem Blue Cross Blue Shield Virginia
C3P	Premera Blue-Cross of Alaska
C3Q	Blue Cross Blue Shield Michigan
C3R	Highmark Blue-Cross Blue-Shield of Pennsylvania
C3S	Anthem Blue Cross Blue Shield Virginia
C3T	Regence Blue-Cross Blue-Shield
C3U	Anthem Blue-Cross Blue-Shield of Wisconsin
C3V	Blue-Cross Blue-Shield of Illinois
C3W	Regence Blue-Cross Blue-Shield
C3X	Anthem Blue-Cross Blue-Shield of Wisconsin
C3Y	Empire Blue Cross Blue Shield New York
C3Z	Empire Blue Cross Blue Shield New York
C4A	Premera Blue-Cross Blue-Shield of Alaska
C4B	Anthem Blue Cross Blue Shield Virginia
C4C	Blue Cross Blue Shield Texas
C4D	Empire Blue Cross Blue Shield New York
C4E	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
C4F	Anthem Blue Cross Blue Shield Virginia
C4G	Anthem Blue Cross Blue Shield New Hampshire
C4H	Regence Blue-Cross Blue-Shield
C4I	Highmark Blue Cross Blue Shield Western New York
C4J	Horizon Blue Cross Blue Shield New Jersey
C4K	Highmark Blue-Cross Blue-Shield of Pennsylvania
C4L	Blue Cross Blue Shield Texas
C4M	Empire Blue Cross Blue Shield New York
C4N	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
C4O	No Assigned Prefix
C4P	Blue Cross Blue Shield Texas
C4Q	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
C4R	Premera Blue-Cross Blue-Shield of Alaska
C4S	Carefirst Blue Cross Blue-Shield
C4T	Anthem Blue Cross Blue Shield Ohio
C4U	Blue-Cross Blue-Shield of Oklahoma
C4V	Anthem Blue Cross Blue Shield Georgia
C4W	Blue Cross Blue Shield Western New York
C4X	Blue Cross Blue Shield Texas
C4Y	Blue Cross Blue Shield Texas
C4Z	Blue-Cross Blue-Shield of Tennessee
C5A	Anthem Blue Cross of California
C5B	Blue-Cross Blue-Shield of Illinois
C5C	Arkansas Blue-Cross Blue-Shield
C5D	Blue-Cross Blue-Shield of Illinois
C5E	Highmark Blue-Cross Blue-Shield of Pennsylvania
C5F	Blue Cross Blue Shield Texas
C5G	Anthem Blue Cross Blue Shield Indiana
C5H	Anthem Blue Cross Blue Shield Indiana
C5I	No Assigned Prefix
C5J	Anthem Blue Cross Blue Shield Indiana
C5K	Blue-Shield of Northeastern New York
C5L	Blue-Cross Blue-Shield of Illinois
C5M	Anthem Blue Cross Blue Shield Georgia
C5N	Blue-Cross Blue-Shield of Illinois
C5O	No Assigned Prefix
C5P	Carefirst Blue Cross Blue-Shield
C5Q	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
C5R	Anthem Blue Cross Blue Shield Connecticut
C5S	Anthem Blue Cross Blue Shield Colorado
C5T	Anthem Blue Cross Blue Shield Missouri
C5U	Anthem Blue Cross Blue Shield Colorado
C5V	Blue Cross Blue Shield Texas
C5W	Anthem Blue Cross Blue Shield Georgia
C5X	Anthem Blue Cross Blue Shield Colorado
C5Y	Blue-Cross Blue-Shield of Oklahoma
C5Z	Blue Cross Blue Shield Western New York
C6A	Anthem Blue Cross of California
C6B	Anthem Blue Cross Blue Shield New Hampshire
C6C	Anthem Blue Cross Blue Shield Virginia
C6D	Anthem Blue Cross Blue Shield New Hampshire
C6E	Anthem Blue Cross Blue Shield New Hampshire
C6F	Blue-Cross Blue-Shield of Illinois
C6G	Anthem Blue Cross Blue Shield New Hampshire
C6H	Anthem Blue Cross Blue Shield Virginia
C6I	No Assigned Prefix
C6J	Blue-Cross Blue-Shield of Illinois
C6K	Anthem Blue Cross Blue Shield Indiana
C6L	Horizon Blue Cross Blue Shield New Jersey
C6M	Blue Cross Blue Shield Michigan
C6N	Blue-Cross Blue-Shield of Illinois
C6O	No Assigned Prefix
C6P	Regence Blue-Cross Blue-Shield
C6Q	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
C6R	Empire Blue Cross Blue Shield New York
C6S	Anthem Blue Cross Blue Shield Virginia
C6T	Regence Blue-Cross Blue-Shield
C6U	Blue-Cross Blue-Shield of Illinois
C6V	Regence Blue-Cross Blue-Shield
C6W	Anthem Blue Cross Blue Shield Georgia
C6X	Anthem Blue Cross Blue Shield Connecticut
C6Y	Anthem Blue Cross Blue Shield Virginia
C6Z	Anthem Blue Cross Blue Shield Indiana
C7A	Anthem Blue Cross of California
C7B	Blue-Cross Blue-Shield of Illinois
C7C	Blue Cross Blue Shield Minnesota
C7D	Blue-Cross Blue-Shield of Illinois
C7E	Anthem Blue Cross Blue Shield Colorado
C7F	Blue-Cross Blue-Shield of Illinois
C7G	Anthem Blue Cross of California
C7H	Blue-Cross Blue-Shield of Illinois
C7I	No Assigned Prefix
C7J	Anthem Blue Cross of California
C7K	Anthem Blue Cross Blue Shield Colorado
C7L	Blue-Cross Blue-Shield of Illinois
C7M	Anthem Blue-Cross Blue-Shield of Wisconsin
C7N	Anthem Blue-Cross Blue-Shield of Wisconsin
C7O	Regence Blue-Cross Blue-Shield
C7P	Carefirst Blue Cross Blue-Shield
C7Q	Anthem Blue Cross Blue Shield Georgia
C7R	Blue Cross Blue Shield Texas
C7S	Blue Cross Blue Shield Minnesota
C7T	Anthem Blue Cross Blue Shield Ohio
C7U	Blue-Cross Blue-Shield of Illinois
C7V	Blue Cross Blue Shield Texas
C7W	Anthem Blue Cross Blue Shield Colorado
C7X	Anthem Blue Cross Blue Shield Colorado
C7Y	Regence Blue-Cross Blue-Shield
C7Z	Carefirst Blue Cross Blue-Shield
C8A	Anthem Blue Cross of California
C8B	Blue-Cross Blue-Shield of Illinois
C8C	Anthem Blue Cross Blue Shield Missouri
C8D	Anthem Blue Cross Blue Shield Missouri
C8E	Anthem Blue Cross Blue Shield Nevada
C8F	Blue Cross Blue Shield Massachusetts
C8G	Regence Blue-Cross Blue-Shield
C8H	Blue-Cross Blue-Shield of Illinois
C8I	No Assigned Prefix
C8J	Horizon Blue Cross Blue Shield New Jersey
C8K	Anthem Blue Cross Blue Shield Nevada
C8L	Carefirst Blue Cross Blue-Shield
C8M	Blue-Cross Blue-Shield of Illinois
C8N	Blue-Cross Blue-Shield of Illinois
C8O	No Assigned Prefix
C8P	Blue Cross Blue Shield Texas
C8Q	Anthem Blue Cross of California
C8R	Blue Cross Blue Shield Texas
C8S	Blue Cross Blue Shield Minnesota
C8T	Anthem Blue Cross Blue Shield Nevada
C8U	Anthem Blue Cross Blue Shield Connecticut
C8V	Anthem Blue Cross of California
C8W	Blue Cross Blue Shield Massachusetts
C8X	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
C8Y	Carefirst Blue Cross Blue-Shield
C8Z	Anthem Blue Cross Blue Shield Connecticut
C9A	Blue Cross Blue Shield Western New York
C9B	Anthem Blue Cross Blue Shield Connecticut
C9C	Anthem Blue Cross Blue Shield Connecticut
C9D	Regence Blue-Cross Blue-Shield
C9E	Anthem Blue Cross of California
C9F	Anthem Blue Cross Blue Shield Nevada
C9G	Carefirst Blue Cross Blue-Shield
C9H	Blue-Cross Blue-Shield of Illinois
C9I	Highmark Blue Cross Blue Shield Delaware
C9J	Horizon Blue Cross Blue Shield New Jersey
C9K	Horizon Blue Cross Blue Shield New Jersey
C9L	Horizon Blue Cross Blue Shield New Jersey
C9M	Anthem Blue Cross Blue Shield Connecticut
C9N	Blue-Cross Blue-Shield of Illinois
C9O	Highmark Blue Cross Blue Shield Delaware
C9P	Blue Cross Blue Shield Texas
C9Q	Horizon Blue Cross Blue Shield New Jersey
C9R	Blue Cross Blue Shield Texas
C9S	Premera Blue-Cross Blue-Shield of Alaska
C9T	Anthem Blue Cross Blue Shield Connecticut
C9U	Horizon Blue Cross Blue Shield New Jersey
C9V	Horizon Blue Cross Blue Shield New Jersey
C9W	Carefirst Blue Cross Blue-Shield
C9X	Anthem Blue Cross Blue Shield Colorado
C9Y	Empire Blue Cross Blue Shield New York
C9Z	Blue Cross Blue Shield Texas
D2A	Highmark Blue Cross Blue Shield Delaware
D2B	Anthem Blue Cross Blue Shield Virginia
D2C	Blue Cross Blue Shield Illinois
D2D	Anthem Blue Cross Blue Shield Indiana
D2E	Anthem Blue Cross Blue Shield Indiana
D2F	Highmark Blue Cross Blue Shield Delaware
D2G	Highmark Blue Cross Blue Shield Pennsylvania
D2H	Highmark Blue Cross Blue Shield Pennsylvania
D2I	Highmark Blue Cross Blue Shield Pennsylvania
D2J	Highmark Blue Cross Blue Shield Delaware
D2K	Highmark Blue Cross Blue Shield West Virginia
D2L	Highmark Blue Cross Blue Shield Pennsylvania
D2M	Highmark Blue Cross Blue Shield Delaware
D2N	Highmark Blue Cross Blue Shield Delaware
D2O	No Prefix Assigned
D2P	Highmark Blue Cross Blue Shield Delaware
D2Q	Anthem Blue Cross Blue Shield Nevada
D2R	Blue Cross Blue Shield Illinois
D2S	Horizon Blue Cross Blue Shield New Jersey
D2T	Blue Cross Blue Shield Illinois
D2U	Horizon Blue Cross Blue Shield New Jersey
D2V	Highmark Blue Cross Blue Shield Delaware
D2W	Horizon Blue Cross Blue Shield New Jersey
D2X	Highmark Blue Cross Blue Shield West Virginia
D2Y	Highmark Blue Cross Blue Shield Delaware
D2Z	Highmark Blue Cross Blue Shield Pennsylvania
D3A	Anthem Blue Cross of California
D3B	Highmark Blue Cross Blue Shield Pennsylvania
D3C	Highmark Blue Cross Blue Shield Pennsylvania
D3D	Highmark Blue Cross Blue Shield Pennsylvania
D3E	Anthem Blue-Cross Blue-Shield of Ohio
D3F	Anthem Blue-Cross Blue-Shield of Ohio
D3G	Anthem Blue-Cross Blue-Shield of Ohio
D3H	Anthem Blue-Cross Blue-Shield of Ohio
D3I	No Prefix Assigned
D3J	Anthem Blue-Cross Blue-Shield of Ohio
D3K	Anthem Blue Cross Blue Shield Wisconsin
D3L	Anthem Blue Cross Blue Shield Wisconsin
D3M	Blue Cross Blue Shield of Vermont
D3N	Anthem Blue-Cross Blue-Shield of Ohio
D3O	No Prefix Assigned
D3P	Carefirst Blue Cross Blue-Shield
D3Q	Anthem Blue-Cross Blue-Shield of Ohio
D3R	Anthem Blue-Cross Blue-Shield of Ohio
D3S	Anthem Blue-Cross Blue-Shield of Ohio
D3T	Anthem Blue-Cross Blue-Shield of Ohio
D3U	Anthem Blue-Cross Blue-Shield of Ohio
D3V	Anthem Blue-Cross Blue-Shield of Ohio
D3W	Anthem Blue-Cross Blue-Shield of Ohio
D3X	Anthem Blue-Cross Blue-Shield of Ohio
D3Y	Anthem Blue-Cross Blue-Shield of Ohio
D3Z	Anthem Blue Cross Blue Shield Wisconsin
D4A	Anthem Blue Cross of California
D4B	Regence Blue Cross Blue Shield
D4C	Regence Blue Cross Blue Shield
D4D	Regence Blue Cross Blue Shield
D4E	Blue Cross Blue Shield Texas
D4F	Anthem Blue Cross of California
D4G	Blue Cross Blue Shield Western New York
D4H	Regence Blue Cross Blue Shield
D4I	No Prefix Assigned
D4J	Regence Blue Cross Blue Shield
D4K	Regence Blue Cross Blue Shield
D4L	Blue Cross Blue Shield Northeastern New York
D4M	Horizon Blue Cross Blue Shield New Jersey
D4N	Blue Cross Blue Shield Illinois
D4O	No Prefix Assigned
D4P	No Prefix Assigned
D4Q	Regence Blue Cross Blue Shield
D4R	Anthem Blue Cross Blue Shield Nevada
D4S	Horizon Blue Cross Blue Shield New Jersey
D4T	Anthem Blue Cross Blue Shield Nevada
D4U	Anthem Blue-Cross Blue-Shield of Maine
D4V	Blue Cross Blue Shield Illinois
D4W	Anthem Blue-Cross Blue-Shield of Maine
D4X	Anthem Blue-Cross Blue-Shield of Maine
D4Y	Carefirst Blue Cross Blue-Shield
D4Z	Blue-Cross Blue-Shield of Tennessee
D5A	Anthem Blue Cross of California
D5B	Blue Cross Blue Shield Texas
D5C	Carefirst Blue Cross Blue-Shield
D5D	Carefirst Blue Cross Blue-Shield
D5E	Carefirst Blue Cross Blue-Shield
D5F	Blue-Cross Blue-Shield of Michigan
D5G	Blue-Cross Blue-Shield of Michigan
D5H	Blue Cross Blue Shield Western New York
D5I	Anthem Blue Cross Blue Shield Virginia
D5J	Anthem Blue Cross Blue Shield Virginia
D5K	Anthem Blue Cross Blue Shield Virginia
D5L	Carefirst Blue Cross Blue-Shield
D5M	Anthem Blue Cross Blue Shield Virginia
D5N	Anthem Blue Cross Blue Shield Virginia
D5O	No Prefix Assigned
D5P	Anthem Blue Cross Blue Shield Virginia
D5Q	Carefirst Blue Cross Blue-Shield
D5R	Carefirst Blue Cross Blue-Shield
D5S	Horizon Blue Cross Blue Shield New Jersey
D5T	Anthem Blue Cross Blue Shield Virginia
D5U	Carefirst Blue Cross Blue-Shield
D5V	Blue Cross Blue Shield Illinois
D5W	Anthem Blue Cross Blue Shield Virginia
D5X	Carefirst Blue Cross Blue-Shield
D5Y	Carefirst Blue Cross Blue-Shield
D5Z	Anthem Blue Cross Blue Shield Virginia
D6A	Anthem Blue Cross of California
D6B	Anthem Blue Cross Blue Shield Indiana
D6C	Blue Cross Blue Shield Texas
D6D	Anthem Blue Cross of California
D6E	Carefirst Blue Cross Blue-Shield
D6F	Carefirst Blue Cross Blue-Shield
D6G	Horizon Blue Cross Blue Shield New Jersey
D6H	Carefirst Blue Cross Blue-Shield
D6I	Capital Blue Cross of Pennsylvania
D6J	Independence Blue-Cross
D6K	Carefirst Blue Cross Blue-Shield
D6L	Carefirst Blue Cross Blue-Shield
D6M	Blue Cross Blue Shield Illinois
D6N	Carefirst Blue Cross Blue-Shield
D6O	No Prefix Assigned
D6P	Empire Blue Cross Blue Shield New York
D6Q	Carefirst Blue Cross Blue-Shield
D6R	Horizon Blue Cross Blue Shield New Jersey
D6S	Carefirst Blue Cross Blue-Shield
D6T	Blue Cross Blue Shield Western New York
D6U	Carefirst Blue Cross Blue-Shield
D6V	Blue Cross Blue Shield Illinois
D6W	Carefirst Blue-Cross Blue-Shield
D6X	Carefirst Blue-Cross Blue-Shield
D6Y	Horizon Blue Cross Blue Shield New Jersey
D6Z	Carefirst Blue-Cross Blue-Shield
D7A	Anthem Blue Cross of California
D7B	Anthem Blue Cross Blue Shield Indiana
D7C	Anthem Blue Cross Blue Shield Virginia
D7D	Anthem Blue-Cross Blue-Shield of Ohio
D7E	No Prefix Assigned
D7F	Anthem Blue Cross Blue Shield Virginia
D7G	Anthem Blue Cross Blue Shield Virginia
D7H	Anthem Blue Cross of California
D7I	No Prefix Assigned
D7J	Carefirst Blue-Cross Blue-Shield
D7K	Anthem Blue-Cross Blue-Shield of Ohio
D7L	Horizon Blue Cross Blue Shield New Jersey
D7M	Anthem Blue Cross Blue Shield Connecticut
D7N	Anthem Blue Cross Blue Shield Virginia
D7O	No Prefix Assigned
D7P	Carefirst Blue-Cross Blue-Shield
D7Q	Horizon Blue Cross Blue Shield New Jersey
D7R	Anthem Blue Cross of California
D7S	Carefirst Blue-Cross Blue-Shield
D7T	Horizon Blue Cross Blue Shield New Jersey
D7U	Horizon Blue Cross Blue Shield New Jersey
D7V	Horizon Blue Cross Blue Shield New Jersey
D7W	Horizon Blue Cross Blue Shield New Jersey
D7X	Carefirst Blue-Cross Blue-Shield
D7Y	Carefirst Blue-Cross Blue-Shield
D7Z	Carefirst Blue-Cross Blue-Shield
D8A	Blue Cross Blue Shield Western New York
D8B	Anthem Blue Cross Blue Shield Indiana
D8C	Blue Cross Blue Shield Texas
D8D	Anthem Blue Cross of California
D8E	Carefirst Blue-Cross Blue-Shield
D8F	Anthem Blue Cross Blue Shield Virginia
D8G	Anthem Blue Cross of California
D8H	Carefirst Blue-Cross Blue-Shield
D8I	No Prefix Assigned
D8J	Carefirst Blue-Cross Blue-Shield
D8K	Carefirst Blue-Cross Blue-Shield
D8L	Premera Blue Cross Blue Shield Alaska
D8M	Blue Cross Blue Shield Illinois
D8N	Anthem Blue Cross Blue Shield Virginia
D8O	No Prefix Assigned
D8P	Carefirst Blue-Cross Blue-Shield
D8Q	Anthem Blue Cross of California
D8R	Carefirst Blue-Cross Blue-Shield
D8S	Carefirst Blue-Cross Blue-Shield
D8T	Carefirst Blue-Cross Blue-Shield
D8U	Carefirst Blue-Cross Blue-Shield
D8V	Anthem Blue Cross Blue Shield Georgia
D8W	Carefirst Blue-Cross Blue-Shield
D8X	Carefirst Blue-Cross Blue-Shield
D8Y	Anthem Blue Cross Blue Shield Wisconsin
D8Z	Anthem Blue Cross Blue Shield Wisconsin
D9A	Anthem Blue Cross of California
D9B	Anthem Blue Cross Blue Shield Indiana
D9C	Blue-Cross Blue-Shield of Minnesota
D9D	Carefirst Blue-Cross Blue-Shield
D9E	Blue-Cross Blue-Shield of Massachusetts
D9F	Carefirst Blue-Cross Blue-Shield
D9G	Regence Blue Cross Blue Shield
D9H	Blue Cross Blue Shield Minnesota
D9I	No Prefix Assigned
D9J	No Prefix Assigned
D9K	Carefirst Blue-Cross Blue-Shield
D9L	Regence Blue Cross Blue Shield
D9M	Highmark Blue Cross Blue Shield Delaware
D9N	Carefirst Blue-Cross Blue-Shield
D9O	No Prefix Assigned
D9P	Carefirst Blue-Cross Blue-Shield
D9Q	No Prefix Assigned
D9R	Blue Cross Blue Shield Illinois
D9S	Blue Cross Blue Shield Minnesota
D9T	Blue Cross Blue Shield Minnesota
D9U	Carefirst Blue-Cross Blue-Shield
D9V	Horizon Blue Cross Blue Shield New Jersey
D9W	Carefirst Blue-Cross Blue-Shield
D9X	Carefirst Blue-Cross Blue-Shield
D9Y	Blue Cross Blue Shield Illinois
D9Z	Blue Cross Blue Shield Minnesota
E2A	Blue Cross Blue Shield Texas
E2B	Blue Cross Blue Shield Texas
E2C	Anthem Blue Cross Blue Shield Indiana
E2D	Carefirst Blue Cross Blue Shield
E2E	Regence Blue Cross Blue Shield
E2F	Anthem Blue Cross of California
E2G	Anthem Blue Cross of California
E2H	Anthem Blue Cross of California
E2I	No Assigned Prefix
E2J	Anthem Blue Cross of California
E2K	Blue Cross Blue Shield Illinois
E2L	Blue Cross Blue Shield Massachusetts
E2M	Blue Cross Blue Shield Texas
E2N	Blue Cross Blue Shield Illinois
E2O	No Assigned Prefix
E2P	Anthem Blue Cross of California
E2Q	Anthem Blue Cross of California
E2R	Anthem Blue Cross of California
E2S	Regence Blue Cross Blue Shield
E2T	Blue Cross Blue Shield Massachusetts
E2U	Anthem Blue Cross of California
E2V	Blue Cross Blue Shield Illinois
E2W	Anthem Blue Cross of California
E2X	Anthem Blue Cross of California
E2Y	Anthem Blue Cross of California
E2Z	Anthem Blue Cross of California
E3A	Blue Cross Blue Shield Massachusetts
E3B	Anthem Blue Cross of California
E3C	Anthem Blue Cross of California
E3D	Anthem Blue Cross of California
E3E	Anthem Blue Cross of California
E3F	Anthem Blue Cross of California
E3G	Blue Cross Blue Shield Illinois
E3H	Anthem Blue Cross of California
E3I	No Assigned Prefix
E3J	Anthem Blue Cross of California
E3K	Anthem Blue Cross of California
E3L	Empire Blue Cross Blue Shield New York
E3M	Anthem Blue Cross Blue Shield Wisconsin
E3N	Premera Blue Cross Blue Shield Alaska
E3O	No Assigned Prefix
E3P	Anthem Blue Cross Blue Shield Wisconsin
E3Q	Anthem Blue Cross of California
E3R	Anthem Blue Cross Blue Shield Ohio
E3S	Blue Cross Blue Shield Illinois
E3T	Anthem Blue Cross of California
E3U	Empire Blue Cross Blue Shield New York
E3V	Blue Cross Blue Shield Illinois
E3W	Carefirst Blue Cross Blue Shield
E3X	Anthem Blue Cross Blue Shield Wisconsin
E3Y	Anthem Blue Cross Blue Shield Georgia
E3Z	Anthem Blue Cross Blue Shield Wisconsin
E4A	Blue Cross Blue Shield Massachusetts
E4B	Blue Cross Blue Shield Massachusetts
E4C	Blue Cross Blue Shield Massachusetts
E4D	Blue Cross Blue Shield Massachusetts
E4E	Blue Cross Blue Shield Massachusetts
E4F	Anthem Blue Cross of California
E4G	Carefirst Blue Cross Blue Shield
E4H	Anthem Blue Cross of California
E4I	No Assigned Prefix
E4J	Blue Cross Blue Shield Illinois
E4K	Anthem Blue Cross Blue Shield Georgia
E4L	Anthem Blue Cross Blue Shield Indiana
E4M	Anthem Blue Cross Blue Shield Georgia
E4N	Carefirst Blue Cross Blue Shield
E4O	No Assigned Prefix
E4P	Empire Blue Cross Blue Shield New York
E4Q	Blue Cross Blue Shield Massachusetts
E4R	Carefirst Blue Cross Blue Shield
E4S	Anthem Blue Cross Blue Shield Ohio
E4T	Anthem Blue Cross Blue Shield Colorado
E4U	Carefirst Blue Cross Blue Shield
E4V	Carefirst Blue Cross Blue Shield
E4W	Empire Blue Cross Blue Shield New York
E4X	Anthem Blue Cross Blue Shield Wisconsin
E4Y	Carefirst Blue Cross Blue Shield
E4Z	Blue Cross Blue Shield Tennessee
E5A	Blue Cross Blue Shield Texas
E5B	Anthem Blue Cross of California
E5C	Blue Cross Blue Shield Rhode Island
E5D	Premera Blue Cross Blue Shield Alaska
E5E	Anthem Blue Cross Blue Shield Nevada
E5F	Carefirst Blue Cross Blue Shield
E5G	Carefirst Blue Cross Blue Shield
E5H	Premera Blue Cross Blue Shield Alaska
E5I	No Assigned Prefix
E5J	Carefirst Blue Cross Blue Shield
E5K	Blue Cross Blue Shield Texas
E5L	Blue Cross Blue Shield Texas
E5M	Highmark Blue Cross Blue Shield Pennsylvania
E5N	Blue Cross Blue Shield Texas
E5O	No Assigned Prefix
E5P	Anthem Blue Cross Blue Shield Missouri
E5Q	Anthem Blue Cross Blue Shield Nevada
E5R	Anthem Blue Cross Blue Shield Missouri
E5S	Blue Cross Blue Shield Texas
E5T	Blue Cross Blue Shield Alabama
E5U	Carefirst Blue Cross Blue Shield
E5V	Blue Cross Blue Shield Texas
E5W	Carefirst Blue Cross Blue Shield
E5X	Premera Blue Cross Blue Shield Alaska
E5Y	Carefirst Blue Cross Blue Shield
E5Z	Carefirst Blue Cross Blue Shield
E6A	Anthem Blue Cross Blue Shield Ohio
E6B	Carefirst Blue Cross Blue Shield
E6C	Anthem Blue Cross Blue Shield Indiana
E6D	Empire Blue Cross Blue Shield New York
E6E	Highmark Blue Cross Blue Shield Pennsylvania
E6F	Blue Cross Blue Shield Illinois
E6G	Highmark Blue Cross Blue Shield Pennsylvania
E6H	Anthem Blue Cross Blue Shield New Hampshire
E6I	No Assigned Prefix
E6J	Highmark Blue Cross Blue Shield Pennsylvania
E6K	Highmark Blue Cross Blue Shield Pennsylvania
E6L	Anthem Blue Cross Blue Shield Nevada
E6M	Anthem Blue Cross Blue Shield Ohio
E6N	Blue Cross Blue Shield Texas
E6O	Highmark Blue Cross Blue Shield Pennsylvania
E6P	Anthem Blue Cross Blue Shield Missouri
E6Q	Anthem Blue Cross Blue Shield Nevada
E6R	Anthem Blue Cross Blue Shield Ohio
E6S	Highmark Blue Cross Blue Shield Pennsylvania
E6T	Anthem Blue Cross Blue Shield Wisconsin
E6U	Highmark Blue Cross Blue Shield Pennsylvania
E6V	Empire Blue Cross Blue Shield New York
E6W	Anthem Blue Cross Blue Shield Nevada
E6X	Carefirst Blue Cross Blue Shield
E6Y	Highmark Blue Cross Blue Shield Pennsylvania
E6Z	No Assigned Prefix
E7A	Anthem Blue Cross Blue Shield Georgia
E7B	Anthem Blue Cross Blue Shield Indiana
E7C	Anthem Blue-Cross Blue Shield of Kentucky
E7D	Anthem Blue Cross Blue Shield Missouri
E7E	Anthem Blue Cross Blue Shield Indiana
E7F	Anthem Blue Cross Blue Shield Indiana
E7G	Highmark Blue Cross Blue Shield Pennsylvania
E7H	Anthem Blue Cross Blue Shield Ohio
E7I	No Assigned Prefix
E7J	Highmark Blue Cross Blue Shield Pennsylvania
E7K	Highmark Blue Cross Blue Shield Pennsylvania
E7L	Highmark Blue Cross Blue Shield Pennsylvania
E7M	Anthem Blue Cross of California
E7N	Blue Cross Blue Shield Texas
E7O	No Assigned Prefix
E7P	Highmark Blue Cross Blue Shield Pennsylvania
E7Q	Blue Cross Blue Shield Massachusetts
E7R	Carefirst Blue Cross Blue Shield
E7S	Anthem Blue Cross of California
E7T	Carefirst Blue Cross Blue Shield
E7U	Blue Cross Blue Shield Illinois
E7V	Carefirst Blue Cross Blue Shield
E7W	Anthem Blue Cross Blue Shield Wisconsin
E7X	Carefirst Blue Cross Blue Shield
E7Y	Carefirst Blue Cross Blue Shield
E7Z	Blue Cross Blue Shield Massachusetts
E8A	Independence Blue-Cross of Pennyslvania
E8B	Anthem Blue Cross of California
E8C	Blue Cross Blue Shield Texas
E8D	Blue Cross Blue Shield Illinois
E8E	Blue Cross Blue Shield Texas
E8F	Empire Blue Cross Blue Shield New York
E8G	Premera Blue Cross Blue Shield Alaska
E8H	Anthem Blue Cross Blue Shield Missouri
E8I	No Assigned Prefix
E8J	Carefirst Blue Cross Blue Shield
E8K	Carefirst Blue Cross Blue Shield
E8L	Carefirst Blue Cross Blue Shield
E8M	Blue Cross Blue Shield Illinois
E8N	Blue Cross Blue Shield Texas
E8O	No Assigned Prefix
E8P	No Assigned Prefix
E8Q	Regence Blue Cross Blue Shield
E8R	Carefirst Blue Cross Blue Shield
E8S	Anthem Blue Cross of California
E8T	Anthem Blue Cross of California
E8U	Carefirst Blue Cross Blue Shield
E8V	Carefirst Blue Cross Blue Shield
E8W	Carefirst Blue Cross Blue Shield
E8X	Anthem Blue Cross of California
E8Y	Carefirst Blue Cross Blue Shield
E8Z	Anthem Blue Cross Blue Shield Nevada
E9A	Anthem Blue Cross Blue Shield Wisconsin
E9B	Anthem Blue Cross Blue Shield Wisconsin
E9C	Blue Cross Blue Shield Texas
E9D	Anthem Blue Cross Blue Shield Missouri
E9E	Blue Cross Blue Shield Texas
E9F	Carefirst Blue Cross Blue Shield
E9G	Carefirst Blue Cross Blue Shield
E9H	Blue Cross Blue Shield Texas
E9I	No Assigned Prefix
E9J	Carefirst Blue Cross Blue Shield
E9K	Carefirst Blue Cross Blue Shield
E9L	Highmark Blue Cross Blue Shield Pennsylvania
E9M	Anthem Blue Cross Blue Shield Virginia
E9N	Blue Cross Blue Shield Illinois
E9O	No Assigned Prefix
E9P	Carefirst Blue Cross Blue Shield
E9Q	No Assigned Prefix
E9R	Highmark Blue Cross Blue Shield Pennsylvania
E9S	Anthem Blue Cross Blue Shield Missouri
E9T	Carefirst Blue Cross Blue Shield
E9U	No Assigned Prefix
E9V	Anthem Blue Cross Blue Shield Ohio
E9W	Premera Blue Cross Blue Shield Alaska
E9X	Anthem Blue Cross of California
E9Y	Blue Cross Blue Shield Massachusetts
E9Z	Carefirst Blue Cross Blue Shield
F2A	Blue Cross Blue Shield Illinois
F2B	Blue Cross Blue Shield Texas
F2C	Anthem Blue Cross Blue Shield Wisconsin
F2D	Anthem Blue Cross Blue Shield Wisconsin
F2E	Anthem Blue Cross Blue Shield Wisconsin
F2F	Horizon Blue Cross Blue Shield New Jersey
F2G	Regence Blue Cross Blue Shield
F2H	Anthem Blue Cross of California
F2I	Not Assigned
F2J	Not Assigned
F2K	Premera Blue Cross Blue Shield Alaska
F2L	Blue Cross Blue Shield Illinois
F2M	Blue Cross of Idaho
F2N	Blue Cross Blue Shield Illinois
F2O	Not Assigned
F2P	Anthem Blue Cross of California
F2Q	Anthem Blue Cross of California
F2R	Carefirst Blue Cross Blue-Shield
F2S	Blue Cross Blue Shield Rhode Island
F2T	Anthem Blue Cross Blue Shield Ohio
F2U	Anthem Blue Cross Blue Shield Wisconsin
F2V	Regence Blue Cross Blue Shield
F2W	Blue Cross Blue Shield Illinois
F2X	Anthem Blue Cross Blue Shield Wisconsin
F2Y	Anthem Blue Cross Blue Shield Wisconsin
F2Z	Not Assigned
F3A	Highmark Blue Cross Blue Shield Pennsylvania
F3B	Premera Blue Cross Blue Shield Alaska
F3C	Highmark Blue Cross Blue Shield Pennsylvania
F3D	Highmark Blue Cross Blue Shield Pennsylvania
F3E	Blue Cross Blue Shield Texas
F3F	Blue Cross Blue Shield Illinois
F3G	Not Assigned
F3H	Horizon Blue Cross Blue Shield New Jersey
F3I	Not Assigned
F3J	Not Assigned
F3K	Blue Cross Blue Shield Minnesota
F3L	Anthem Blue Cross of California
F3M	Blue Cross Blue Shield Illinois
F3N	Horizon Blue Cross Blue Shield New Jersey
F3O	Not Assigned
F3P	Highmark Blue Cross Blue Shield Pennsylvania
F3Q	Not Assigned
F3R	Not Assigned
F3S	Not Assigned
F3T	Not Assigned
F3U	Horizon Blue Cross Blue Shield New Jersey
F3V	Horizon Blue Cross Blue Shield New Jersey
F3W	Not Assigned
F3X	Horizon Blue Cross Blue Shield New Jersey
F3Y	Blue Cross Blue Shield Illinois
F3Z	Anthem Blue Cross Blue Shield Ohio
F4A	Anthem Blue Cross Blue Shield Virginia
F4B	Florida-Blue
F4C	Blue Cross Blue Shield Texas
F4D	Florida-Blue
F4E	Not Assigned
F4F	Blue Cross Blue Shield Texas
F4G	Blue Cross Blue Shield Minnesota
F4H	Blue Cross Blue Shield of Vermont
F4I	Not Assigned
F4J	Anthem Blue Cross of California
F4K	Anthem Blue Cross Blue Shield Georgia
F4L	Highmark Blue Cross Blue Shield Western New York
F4M	Anthem Blue Cross Blue Shield Wisconsin
F4N	Anthem Blue Cross Blue Shield Wisconsin
F4O	Not Assigned
F4P	Blue Cross Blue Shield Minnesota
F4Q	Not Assigned
F4R	Anthem Blue Cross Blue Shield Indiana
F4S	Horizon Blue Cross Blue Shield New Jersey
F4T	Blue Cross Blue Shield Minnesota
F4U	Not Assigned
F4V	Anthem Blue Cross Blue Shield Missouri
F4W	Florida-Blue
F4X	Anthem Blue Cross Blue Shield Missouri
F4Y	Empire Blue Cross Blue Shield New York
F4Z	Anthem Blue Cross Blue Shield Virginia
F5A	Blue Cross Blue Shield Minnesota
F5B	Blue Cross Blue Shield Illinois
F5C	Blue Cross Blue Shield Texas
F5D	Anthem Blue Cross of California
F5E	Not Assigned
F5F	Carefirst Blue Cross Blue-Shield
F5G	Blue Cross Blue Shield Illinois
F5H	Not Assigned
F5I	Not Assigned
F5J	Not Assigned
F5K	Premera Blue Cross Blue Shield Alaska
F5L	Not Assigned
F5M	Anthem Blue Cross Blue Shield Wisconsin
F5N	Anthem Blue Cross Blue Shield Missouri
F5O	Not Assigned
F5P	Highmark Blue Shield of Northeastern New York
F5Q	Anthem Blue Cross Blue Shield Missouri
F5R	Not Assigned
F5S	Not Assigned
F5T	Horizon Blue Cross Blue Shield New Jersey
F5U	Not Assigned
F5V	Not Assigned
F5W	Horizon Blue Cross Blue Shield New Jersey
F5X	Not Assigned
F5Y	Not Assigned
F5Z	Horizon Blue Cross Blue Shield New Jersey
F6A	Anthem Blue Cross Blue Shield Indiana
F6B	Anthem Blue Cross Blue Shield Georgia
F6C	Carefirst Blue Cross Blue-Shield
F6D	Carefirst Blue Cross Blue-Shield
F6E	Not Assigned
F6F	Anthem Blue Cross Blue Shield Connecticut
F6G	Blue Cross Blue Shield Illinois
F6H	Not Assigned
F6I	Not Assigned
F6J	Not Assigned
F6K	Not Assigned
F6L	Anthem Blue Cross of California
F6M	Anthem Blue Cross Blue Shield Wisconsin
F6N	Blue Cross Blue Shield Michigan
F6O	Not Assigned
F6P	Not Assigned
F6Q	Not Assigned
F6R	Not Assigned
F6S	Anthem Blue Cross Blue Shield Missouri
F6T	Horizon Blue Cross Blue Shield New Jersey
F6U	Horizon Blue Cross Blue Shield New Jersey
F6V	Horizon Blue Cross Blue Shield New Jersey
F6W	Not Assigned
F6X	Blue Cross Blue Shield Michigan
F6Y	Not Assigned
F6Z	Not Assigned
F7A	Independence Blue Cross of Pennsylvania
F7B	Anthem Blue Cross Blue Shield Georgia
F7C	Regence Blue Cross Blue Shield
F7D	Anthem Blue Cross of California
F7E	Not Assigned
F7F	Blue Cross Blue Shield Texas
F7G	Blue Cross Blue Shield Illinois
F7H	Anthem Blue Cross Blue Shield Georgia
F7I	Not Assigned
F7J	Not Assigned
F7K	Not Assigned
F7L	Anthem Blue Cross Blue Shield Ohio
F7M	Anthem Blue Cross Blue Shield Wisconsin
F7N	Not Assigned
F7O	Not Assigned
F7P	Blue Cross Blue Shield Texas
F7Q	Not Assigned
F7R	Anthem Blue Cross Blue Shield Georgia
F7S	Anthem Blue Cross Blue Shield Missouri
F7T	Not Assigned
F7U	Not Assigned
F7V	Not Assigned
F7W	Blue Cross Blue Shield Illinois
F7X	Not Assigned
F7Y	Not Assigned
F7Z	Not Assigned
F8A	Blue Cross Blue Shield Illinois
F8B	Anthem Blue Cross Blue Shield Virginia
F8C	Anthem Blue Cross of California
F8D	Not Assigned
F8E	Not Assigned
F8F	Blue Cross Blue Shield Michigan
F8G	Blue Cross Blue Shield Michigan
F8H	Not Assigned
F8I	Not Assigned
F8J	Not Assigned
F8K	Not Assigned
F8L	Not Assigned
F8M	Anthem Blue Cross Blue Shield Wisconsin
F8N	Not Assigned
F8O	Not Assigned
F8P	Not Assigned
F8Q	Not Assigned
F8R	Not Assigned
F8S	Anthem Blue Cross Blue Shield Indiana
F8T	Blue Cross Blue Shield Texas
F8U	Not Assigned
F8V	Not Assigned
F8W	Not Assigned
F8X	Not Assigned
F8Y	Not Assigned
F8Z	Not Assigned
F9A	Carefirst Blue Cross Blue-Shield
F9B	Anthem Blue Cross Blue Shield Ohio
F9C	Anthem Blue Cross Blue Shield Virginia
F9D	Anthem Blue Cross Blue Shield Wisconsin
F9E	Not Assigned
F9F	Anthem Blue Cross Blue Shield Virginia
F9G	Anthem Blue Cross Blue Shield Virginia
F9H	Highmark Blue Cross Blue Shield Pennsylvania
F9I	Not Assigned
F9J	Anthem Blue Cross Blue Shield Virginia
F9K	Not Assigned
F9L	Blue Cross Blue Shield Minnesota
F9M	Anthem Blue Cross Blue Shield Wisconsin
F9N	Anthem Blue Cross Blue Shield Virginia
F9O	Not Assigned
F9P	Anthem Blue Cross Blue Shield Virginia
F9Q	Not Assigned
F9R	Not Assigned
F9S	Anthem Blue Cross Blue Shield Ohio
F9T	Horizon Blue Cross Blue Shield New Jersey
F9U	Not Assigned
F9V	Not Assigned
F9W	Horizon Blue Cross Blue Shield New Jersey
F9X	Anthem Blue Cross Blue Shield Ohio
F9Y	Not Assigned
F9Z	Premera Blue Cross Blue Shield Alaska
G2A	Regence Blue Cross Blue Shield
G2B	Blue Cross Blue Shield Western New York
G2C	Blue Cross Blue Shield Rhode Island
G2D	Anthem Blue Cross Blue Shield Colorado
G2E	Blue Cross Blue Shield Illinois
G2F	Blue Cross Blue Shield Illinois
G2G	Anthem Blue Cross Blue Shield Virginia
G2H	Highmark Blue Cross Blue Shield Pennsylvania
G2I	Not Assigned
G2J	Blue Cross Blue Shield Texas
G2K	Blue Cross Blue Shield Illinois
G2L	Anthem Blue Cross of California
G2M	Anthem Blue Cross Blue Shield Virginia
G2N	Independence Blue Cross of Philadelphia and Southeastern Pennsylvania
G2O	Not Assigned
G2P	Regence Blue Cross Blue Shield
G2Q	Anthem Blue Cross of California
G2R	Blue Cross Blue Shield Illinois
G2S	Anthem Blue Cross of California
G2T	Independence Blue Cross of Philadelphia and Southeastern Pennsylvania
G2U	Anthem Blue Cross of California
G2V	Independence Blue Cross of Philadelphia and Southeastern Pennsylvania
G2W	Blue Cross Blue Shield Illinois
G2X	Blue Cross Blue Shield Texas
G2Y	Anthem Blue Cross Blue Shield Connecticut
G2Z	Anthem Blue Cross of California
G3A	Regence Blue Cross Blue Shield
G3B	Highmark Blue Cross Blue Shield Pennsylvania
G3C	Regence Blue Cross Blue Shield
G3D	Highmark Blue Cross Blue Shield Pennsylvania
G3E	Highmark Blue Cross Blue Shield Pennsylvania
G3F	Anthem Blue Cross Blue Shield Virginia
G3G	Anthem Blue Cross Blue Shield Missouri
G3H	Blue Cross Blue Shield Texas
G3I	Anthem Blue Cross of California
G3J	Anthem Blue Cross Blue Shield Virginia
G3K	Blue Cross Blue Shield Minnesota
G3L	Blue Cross Blue Shield Illinois
G3M	Anthem Blue Cross Blue Shield Virginia
G3N	Anthem Blue Cross Blue Shield Virginia
G3O	Not Assigned
G3P	Anthem Blue Cross Blue Shield Virginia
G3Q	Anthem Blue Cross Blue Shield Georgia
G3R	Regence Blue Cross Blue Shield
G3S	Anthem Blue Cross of California
G3T	Blue Shield of Northeastern New York
G3U	Blue Cross Blue Shield Michigan
G3V	Regence Blue Cross Blue Shield
G3W	Anthem Blue Cross Blue Shield Virginia
G3X	Blue Cross Blue Shield Michigan
G3Y	Horizon Blue Cross Blue Shield New Jersey
G3Z	Anthem Blue Cross Blue Shield Virginia
G4A	Not Assigned
G4B	Anthem Blue Cross Blue Shield Indiana
G4C	Blue Cross Blue Shield Illinois
G4D	Anthem Blue Cross Blue Shield Georgia
G4E	Anthem Blue Cross Blue Shield Indiana
G4F	Regence Blue Cross Blue Shield
G4G	Anthem Blue Cross Blue Shield Georgia
G4H	Blue Cross Blue Shield Texas
G4I	Not Assigned
G4J	Anthem Blue Cross Blue Shield Indiana
G4K	Anthem Blue Cross Blue Shield Virginia
G4L	Anthem Blue Cross Blue Shield Indiana
G4M	Carefirst Blue Cross Blue-Shield
G4N	Anthem Blue Cross Blue Shield Virginia
G4O	Not Assigned
G4P	Anthem Blue Cross Blue Shield Georgia
G4Q	Anthem Blue Cross Blue Shield Indiana
G4R	Anthem Blue Cross Blue Shield Indiana
G4S	Anthem Blue Cross Blue Shield Indiana
G4T	Blue Cross Blue Shield Illinois
G4U	Anthem Blue Cross Blue Shield Indiana
G4V	Anthem Blue Cross Blue Shield Georgia
G4W	Not Assigned
G4X	Anthem Blue Cross Blue Shield Indiana
G4Y	Anthem Blue Cross Blue Shield Georgia
G4Z	Anthem Blue Cross Blue Shield Indiana
G5A	Blue Cross Blue Shield Minnesota
G5B	Anthem Blue Cross Blue Shield Ohio
G5C	Blue Cross Blue Shield Texas
G5D	Blue Cross Blue Shield Texas
G5E	Blue Cross Blue Shield Texas
G5F	Blue Cross Blue Shield Texas
G5G	Blue Cross Blue Shield Texas
G5H	Blue Cross Blue Shield Texas
G5I	Not Assigned
G5J	Blue Cross Blue Shield Illinois
G5K	Blue Cross Blue Shield Texas
G5L	Highmark Blue Cross Blue Shield Pennsylvania
G5M	Blue Cross Blue Shield Texas
G5N	Blue Cross Blue Shield Western New York
G5O	Not Assigned
G5P	Anthem Blue Cross Blue Shield Indiana
G5Q	Anthem Blue Cross Blue Shield Georgia
G5R	Blue Cross Blue Shield Massachusetts
G5S	Anthem Blue Cross of California
G5T	Blue Cross Blue Shield Illinois
G5U	Not Assigned
G5V	Anthem Blue Cross Blue Shield Georgia
G5W	Not Assigned
G5X	Anthem Blue Cross Blue Shield Virginia
G5Y	Not Assigned
G5Z	Carefirst Blue Cross Blue-Shield
G6A	Anthem Blue Cross Blue Shield Virginia
G6B	Anthem Blue Cross Blue Shield Georgia
G6C	Anthem Blue Cross Blue Shield Virginia
G6D	Highmark Blue Cross Blue Shield Pennsylvania
G6E	Empire Blue Cross Blue Shield New York
G6F	Regence Blue Cross Blue Shield
G6G	Anthem Blue Cross Blue Shield Wisconsin
G6H	Blue Cross Blue Shield Texas
G6I	Not Assigned
G6J	Not Assigned
G6K	Blue Cross Blue Shield Illinois
G6L	Regence Blue Cross Blue Shield
G6M	Anthem Blue Cross Blue Shield Georgia
G6N	Anthem Blue Cross Blue Shield Virginia
G6O	Not Assigned
G6P	Anthem Blue Cross of California
G6Q	Anthem Blue Cross Blue Shield Georgia
G6R	Blue Cross Blue Shield Illinois
G6S	Anthem Blue Cross Blue Shield Indiana
G6T	Blue Cross Blue Shield Illinois
G6U	Not Assigned
G6V	Not Assigned
G6W	Horizon Blue Cross Blue Shield New Jersey
G6X	Not Assigned
G6Y	Not Assigned
G6Z	Not Assigned
G7A	Blue Cross Blue Shield Massachusetts
G7B	Carefirst Blue Cross Blue-Shield
G7C	Anthem Blue Cross Blue Shield Virginia
G7D	Highmark Blue Cross Blue Shield Pennsylvania
G7E	Regence Blue Cross Blue Shield
G7F	Anthem Blue Cross Blue Shield Georgia
G7G	Not Assigned
G7H	Blue Cross Blue Shield Texas
G7I	Not Assigned
G7J	Not Assigned
G7K	Not Assigned
G7L	Not Assigned
G7M	Regence Blue Cross Blue Shield
G7N	Not Assigned
G7O	Not Assigned
G7P	Blue Cross Blue Shield Western New York
G7Q	Not Assigned
G7R	Highmark Blue Cross Blue Shield Pennsylvania
G7S	Anthem Blue Cross Blue Shield Indiana
G7T	Blue Cross Blue Shield Illinois
G7U	Not Assigned
G7V	Not Assigned
G7W	Anthem Blue Cross of California
G7X	Not Assigned
G7Y	Not Assigned
G7Z	Not Assigned
G8A	Anthem Blue Cross Blue Shield Colorado
G8B	Anthem Blue Cross of California
G8C	Blue Cross Blue Shield Illinois
G8D	Not Assigned
G8E	Not Assigned
G8F	Blue Cross Blue Shield Montana
G8G	Anthem Blue Cross Blue Shield Georgia
G8H	Blue Cross Blue Shield Texas
G8I	Not Assigned
G8J	Not Assigned
G8K	Not Assigned
G8L	Not Assigned
G8M	Blue Cross Blue Shield Texas
G8N	Not Assigned
G8O	Not Assigned
G8P	Anthem Blue Cross Blue Shield Georgia
G8Q	Not Assigned
G8R	Anthem Blue Cross Blue Shield Georgia
G8S	Blue Cross Blue Shield Illinois
G8T	Blue Cross Blue Shield Illinois
G8U	Regence Blue Cross Blue Shield
G8V	Not Assigned
G8W	Not Assigned
G8X	Not Assigned
G8Y	Not Assigned
G8Z	Not Assigned
G9A	Blue Cross Blue Shield Minnesota
G9B	Anthem Blue Cross Blue Shield Georgia
G9C	Anthem Blue Cross Blue Shield Missouri
G9D	Not Assigned
G9E	Not Assigned
G9F	Anthem Blue Cross of California
G9G	Anthem Blue Cross of California
G9H	Anthem Blue Cross Blue Shield Virginia
G9I	Not Assigned
G9J	Not Assigned
G9K	Not Assigned
G9L	Not Assigned
G9M	Blue Cross Blue Shield Massachusetts
G9N	Empire Blue Cross Blue Shield New York
G9O	Not Assigned
G9P	Arkansas Blue Cross Blue Shield
G9Q	Not Assigned
G9R	Anthem Blue Cross of California
G9S	Not Assigned
G9T	Anthem Blue Cross Blue Shield Virginia
G9U	Not Assigned
G9V	Not Assigned
G9W	Anthem Blue Cross of California
G9X	Anthem Blue Cross of California
G9Y	Not Assigned
G9Z	Not Assigned
H2A	Blue Cross Blue Shield Illinois
H2B	Blue Cross Blue Shield Western New York
H2C	Blue Cross Blue Shield Illinois
H2D	Blue Cross Blue Shield Illinois
H2E	Blue Cross Blue Shield Illinois
H2F	Anthem Blue Cross Blue Shield Indiana
H2G	Blue Cross Blue Shield Texas
H2H	Arkansas Blue Cross Blue Shield
H2I	Not Assigned prefix
H2J	Blue Cross Blue Shield Illinois
H2K	Blue Cross Blue Shield Illinois
H2L	Anthem Blue Cross Blue Shield Indiana
H2M	Anthem Blue Cross Blue Shield Virginia
H2N	Horizon Blue Cross Blue Shield New Jersey
H2O	Highmark Blue Cross Blue Shield Pennsylvania
H2P	Blue Cross Blue Shield Illinois
H2Q	Anthem Blue Cross Blue Shield Virginia
H2R	Blue Cross Blue Shield Western New York
H2S	Anthem Blue Cross Blue Shield Indiana
H2T	Blue Cross Blue Shield Western New York
H2U	Anthem Blue Cross Blue Shield Indiana
H2V	Carefirst Blue Cross Blue-Shield
H2W	Horizon Blue Cross Blue Shield New Jersey
H2X	Blue Cross Blue Shield Massachusetts
H2Y	Horizon Blue Cross Blue Shield New Jersey
H2Z	Horizon Blue Cross Blue Shield New Jersey
H3A	Highmark Blue Cross Blue Shield Pennsylvania
H3B	Highmark Blue Cross Blue Shield Pennsylvania
H3C	Anthem Blue Cross Blue Shield Virginia
H3D	Blue Cross Blue Shield Illinois
H3E	Highmark Blue Cross Blue Shield Pennsylvania
H3F	Anthem Blue Cross Blue Shield Virginia
H3G	Premera Blue Cross Blue Shield Alaska
H3H	Anthem Blue Cross Blue Shield Virginia
H3I	Highmark Blue Cross Blue Shield Pennsylvania
H3J	Anthem Blue Cross Blue Shield Virginia
H3K	Anthem Blue Cross Blue Shield Virginia
H3L	Highmark Blue Cross Blue Shield Pennsylvania
H3M	Blue Cross Blue Shield Texas
H3N	Anthem Blue Cross of California
H3O	Not Assigned prefix
H3P	Highmark Blue Cross Blue Shield Pennsylvania
H3Q	Highmark Blue Cross Blue Shield Pennsylvania
H3R	Blue Cross Blue Shield Illinois
H3S	Horizon Blue Cross Blue Shield New Jersey
H3T	Blue Cross Blue Shield Western New York
H3U	Blue Cross Blue Shield Illinois
H3V	Blue Cross Blue Shield Illinois
H3W	Anthem Blue Cross Blue Shield Virginia
H3X	Blue Cross Blue Shield Illinois
H3Y	Blue Cross Blue Shield Illinois
H3Z	Anthem Blue Cross Blue Shield Virginia
H4A	Blue Cross Blue Shield Illinois
H4B	Blue Cross Blue Shield Illinois
H4C	Anthem Blue Cross Blue Shield Virginia
H4D	Blue Cross Blue Shield Illinois
H4E	Blue Cross Blue Shield Illinois
H4F	Highmark Blue Cross Blue Shield Pennsylvania
H4G	Anthem Blue Cross of California
H4H	Blue Cross Blue Shield Rhode Island
H4I	Highmark Blue Shield of Northeastern New York
H4J	Highmark Blue Cross Blue Shield Pennsylvania
H4K	Highmark Blue Cross Blue Shield Pennsylvania
H4L	Highmark Blue Cross Blue Shield Pennsylvania
H4M	Anthem Blue Cross Blue Shield Virginia
H4N	Anthem Blue Cross of California
H4O	Anthem Blue Cross of California
H4P	Blue Cross Blue Shield Western New York
H4Q	Blue-Cross Blue-Shield of Alabama
H4R	Anthem Blue Cross Blue Shield Colorado
H4S	Anthem Blue Cross Blue Shield Indiana
H4T	Blue Cross Blue Shield Texas
H4U	Blue Cross Blue Shield Illinois
H4V	Blue Cross Blue Shield Texas
H4W	Anthem Blue Cross Blue Shield Georgia
H4X	Anthem Blue Cross Blue Shield Wisconsin
H4Y	Blue Cross Blue Shield Illinois
H4Z	Horizon Blue Cross Blue Shield New Jersey
H5A	Anthem Blue Cross of California
H5B	Blue Cross Blue Shield Texas
H5C	Horizon Blue Cross Blue Shield New Jersey
H5D	Blue Cross Blue Shield Texas
H5E	Blue Cross Blue Shield Texas
H5F	Blue Cross Blue Shield Texas
H5G	Anthem Blue Cross Blue Shield Virginia
H5H	Blue Cross Blue Shield Texas
H5I	Not Assigned prefix
H5J	Blue Cross Blue Shield Texas
H5K	Horizon Blue Cross Blue Shield New Jersey
H5L	Blue Cross Blue Shield Illinois
H5M	Anthem Blue Cross Blue Shield Virginia
H5N	Anthem Blue Cross Blue Shield Virginia
H5O	Not Assigned prefix
H5P	Anthem Blue Cross of California
H5Q	Anthem Blue Cross of California
H5R	Horizon Blue Cross Blue Shield New Jersey
H5S	Highmark Blue Cross Blue Shield Western New York
H5T	Anthem Blue Cross Blue Shield Virginia
H5U	Anthem Blue Cross of California
H5V	Anthem Blue Cross Blue Shield Virginia
H5W	Anthem Blue Cross Blue Shield Georgia
H5X	Blue Cross Blue Shield Illinois
H5Y	Blue Cross Blue Shield Illinois
H5Z	Not Assigned prefix
H6A	Blue Cross Blue Shield Illinois
H6B	Empire Blue Cross Blue Shield New York
H6C	Anthem Blue Cross Blue Shield Virginia
H6D	Anthem Blue Cross of California
H6E	Carefirst Blue Cross Blue-Shield
H6F	Empire Blue Cross Blue Shield New York
H6G	Anthem Blue Cross of California
H6H	Regence Blue Cross Blue Shield
H6I	Anthem Blue Cross Blue Shield Indiana
H6J	Highmark Blue Cross Blue Shield Delaware
H6K	Empire Blue Cross Blue Shield New York
H6L	Highmark Blue Cross Blue Shield Pennsylvania
H6M	Premera Blue Cross Blue Shield Alaska
H6N	Anthem Blue Cross Blue Shield Virginia
H6O	Not Assigned prefix
H6P	Blue Cross Blue Shield Massachusetts
H6Q	Anthem Blue Cross Blue Shield Ohio
H6R	Anthem Blue Cross of California
H6S	Anthem Blue Cross Blue Shield Connecticut
H6T	Anthem Blue Cross Blue Shield Connecticut
H6U	Highmark Blue Cross Blue Shield Pennsylvania
H6V	Highmark Blue Cross Blue Shield Delaware
H6W	Anthem Blue Cross Blue Shield Georgia
H6X	Anthem Blue Cross of California
H6Y	Blue Cross Blue Shield Illinois
H6Z	Horizon Blue Cross Blue Shield New Jersey
H7A	Blue Cross Blue Shield Illinois
H7B	Horizon Blue Cross Blue Shield New Jersey
H7C	Blue Cross Blue Shield Illinois
H7D	Blue Cross Blue Shield Illinois
H7E	Anthem Blue Cross Blue Shield Indiana
H7F	Blue Cross Blue Shield Rhode Island
H7G	Regence Blue Cross Blue Shield
H7H	Anthem Blue Cross Blue Shield Indiana
H7I	Not Assigned prefix
H7J	Horizon Blue Cross Blue Shield New Jersey
H7K	Anthem Blue Cross Blue Shield Indiana
H7L	Anthem Blue Cross Blue Shield Indiana
H7M	Blue Cross Blue Shield Michigan
H7N	Blue Cross Blue Shield Michigan
H7O	Not Assigned prefix
H7P	Horizon Blue Cross Blue Shield New Jersey
H7Q	Highmark Blue Cross Blue Shield Pennsylvania
H7R	Blue Cross Blue Shield of Vermont
H7S	Highmark Blue Cross Blue Shield Pennsylvania
H7T	Blue Cross Blue Shield Texas
H7U	Highmark Blue Cross Blue Shield Pennsylvania
H7V	Anthem Blue Cross Blue Shield Indiana
H7W	Anthem Blue Cross Blue Shield Indiana
H7X	Not Assigned prefix
H7Y	Not Assigned prefix
H7Z	Horizon Blue Cross Blue Shield New Jersey
H8A	Anthem Blue Cross Blue Shield Virginia
H8B	Blue Cross Blue Shield Illinois
H8C	Anthem Blue Cross Blue Shield Colorado
H8D	Blue Cross Blue Shield Illinois
H8E	Regence Blue Cross Blue Shield
H8F	Highmark Blue Cross Blue Shield Pennsylvania
H8G	Anthem Blue Cross Blue Shield Georgia
H8H	Anthem Blue Cross Blue Shield Ohio
H8I	Anthem Blue Cross Blue Shield Indiana
H8J	Highmark Blue Cross Blue Shield Pennsylvania
H8K	Blue Cross Blue Shield Illinois
H8L	Blue Cross Blue Shield Illinois
H8M	Empire Blue Cross Blue Shield New York
H8N	Anthem Blue Cross Blue Shield Nevada
H8O	Not Assigned prefix
H8P	Anthem Blue Cross of California
H8Q	Not Assigned prefix
H8R	Anthem Blue Cross Blue Shield Missouri
H8S	Florida Blue
H8T	Anthem Blue Cross of California
H8U	Blue Cross Blue Shield Illinois
H8V	Anthem Blue Cross Blue Shield Virginia
H8W	Anthem Blue Cross Blue Shield Wisconsin
H8X	Anthem Blue Cross of California
H8Y	Anthem Blue Cross Blue Shield Kentucky
H8Z	Horizon Blue Cross Blue Shield New Jersey
H9A	Anthem Blue Cross of California
H9B	Regence Blue Cross Blue Shield
H9C	Blue Cross Blue Shield Illinois
H9D	Anthem Blue Cross Blue Shield New Hampshire
H9E	Anthem Blue Cross Blue Shield Missouri
H9F	Anthem Blue Cross Blue Shield Virginia
H9G	Anthem Blue Cross Blue Shield Georgia
H9H	Anthem Blue Cross Blue Shield Ohio
H9I	Anthem Blue Cross Blue Shield Indiana
H9J	Blue Cross Blue Shield Minnesota
H9K	Blue Cross Blue Shield Illinois
H9L	Blue Cross Blue Shield Illinois
H9M	Anthem Blue Cross Blue Shield Missouri
H9N	Empire Blue Cross Blue Shield New York
H9O	Not Assigned prefix
H9P	Anthem Blue Cross Blue Shield Georgia
H9Q	Anthem Blue Cross of California
H9R	Blue Cross Blue Shield Minnesota
H9S	Carefirst Blue Cross Blue-Shield
H9T	Blue Cross Blue Shield of Vermont
H9U	Blue Cross Blue Shield Illinois
H9V	Anthem Blue Cross Blue Shield Virginia
H9W	Anthem Blue Cross Blue Shield Wisconsin
H9X	Anthem Blue Cross Blue Shield Missouri
H9Y	Anthem Blue Cross Blue Shield Kentucky
H9Z	Anthem Blue Cross of California
I2A	Anthem Blue Cross of California
I2B	AnthemBlue Cross Blue Shield Ohio
I2C	AnthemBlue Cross Blue Shield Colorado
I2D	Not Assigned Prefix
I2E	Not Assigned Prefix
I2F	Anthem Blue Cross of California
I2G	Not Assigned Prefix
I2H	Not Assigned Prefix
I2I	Anthem Blue Cross of California
I2J	Not Assigned Prefix
I2K	Not Assigned Prefix
I2L	Not Assigned Prefix
I2M	Wellmark
I2N	Wellmark
I2O	Not Assigned Prefix
I2P	Regence Blue Cross Blue Shield
I2Q	Not Assigned Prefix
I2R	Not Assigned Prefix
I2S	Not Assigned Prefix
I2T	Regence Blue Cross Blue Shield
I2U	Not Assigned Prefix
I2V	Anthem Blue Cross of California
I2W	Regence Blue Cross Blue Shield
I2X	Not Assigned Prefix
I2Y	Not Assigned Prefix
I2Z	Not Assigned Prefix
I3A	Not Assigned Prefix
I3B	Not Assigned Prefix
I3C	Not Assigned Prefix
I3D	Not Assigned Prefix
I3E	Not Assigned Prefix
I3F	Regence Blue Cross Blue Shield
I3G	Not Assigned Prefix
I3H	Blue Cross Blue Shield of Alabama
I3I	Not Assigned Prefix
I3J	Not Assigned Prefix
I3K	Not Assigned Prefix
I3L	Capital Blue Cross of Pennsylvania
I3M	Not Assigned Prefix
I3N	Not Assigned Prefix
I3O	Not Assigned Prefix
I3P	Not Assigned Prefix
I3Q	Not Assigned Prefix
I3R	Not Assigned Prefix
I3S	Not Assigned Prefix
I3T	AnthemBlue Cross Blue Shield Virginia
I3U	Not Assigned Prefix
I3V	Not Assigned Prefix
I3W	Regence Blue Cross Blue Shield
I3X	Not Assigned Prefix
I3Y	Not Assigned Prefix
I3Z	Not Assigned Prefix
I4A	AnthemBlue Cross Blue Shield Virginia
I4B	Not Assigned Prefix
I4C	Not Assigned Prefix
I4D	Not Assigned Prefix
I4E	Not Assigned Prefix
I4F	Not Assigned Prefix
I4G	Not Assigned Prefix
I4H	Not Assigned Prefix
I4I	Not Assigned Prefix
I4J	Not Assigned Prefix
I4K	Not Assigned Prefix
I4L	Not Assigned Prefix
I4M	Not Assigned Prefix
I4N	Not Assigned Prefix
I4O	Not Assigned Prefix
I4P	Not Assigned Prefix
I4Q	Not Assigned Prefix
I4R	Not Assigned Prefix
I4S	Not Assigned Prefix
I4T	Not Assigned Prefix
I4U	Not Assigned Prefix
I4V	Not Assigned Prefix
I4W	Not Assigned Prefix
I4X	Not Assigned Prefix
I4Y	Not Assigned Prefix
I4Z	Not Assigned Prefix
I5A	Not Assigned Prefix
I5B	Not Assigned Prefix
I5C	Not Assigned Prefix
I5D	Not Assigned Prefix
I5E	Not Assigned Prefix
I5F	Not Assigned Prefix
I5G	Not Assigned Prefix
I5H	Not Assigned Prefix
I5I	Not Assigned Prefix
I5J	Independence Blue Cross of Pennsylvania
I5K	Not Assigned Prefix
I5L	Not Assigned Prefix
I5M	Not Assigned Prefix
I5N	Not Assigned Prefix
I5O	Not Assigned Prefix
I5P	Not Assigned Prefix
I5Q	Not Assigned Prefix
I5R	Not Assigned Prefix
I5S	Not Assigned Prefix
I5T	Not Assigned Prefix
I5U	Not Assigned Prefix
I5V	Not Assigned Prefix
I5W	Not Assigned Prefix
I5X	Not Assigned Prefix
I5Y	Not Assigned Prefix
I5Z	Not Assigned Prefix
I6A	Not Assigned Prefix
I6B	Not Assigned Prefix
I6C	Not Assigned Prefix
I6D	Not Assigned Prefix
I6E	Not Assigned Prefix
I6F	Not Assigned Prefix
I6G	Not Assigned Prefix
I6H	Not Assigned Prefix
I6I	Not Assigned Prefix
I6J	Not Assigned Prefix
I6K	Not Assigned Prefix
I6L	Not Assigned Prefix
I6M	Not Assigned Prefix
I6N	Not Assigned Prefix
I6O	Not Assigned Prefix
I6P	Not Assigned Prefix
I6Q	Not Assigned Prefix
I6R	Not Assigned Prefix
I6S	HighmarkBlue Cross Blue Shield Pennsylvania
I6T	Not Assigned Prefix
I6U	Not Assigned Prefix
I6V	Not Assigned Prefix
I6W	Not Assigned Prefix
I6X	Not Assigned Prefix
I6Y	Not Assigned Prefix
I6Z	Not Assigned Prefix
I7A	Not Assigned Prefix
I7B	Not Assigned Prefix
I7C	Not Assigned Prefix
I7D	Not Assigned Prefix
I7E	Not Assigned Prefix
I7F	Not Assigned Prefix
I7G	Not Assigned Prefix
I7H	Not Assigned Prefix
I7I	Not Assigned Prefix
I7J	Not Assigned Prefix
I7K	Not Assigned Prefix
I7L	Not Assigned Prefix
I7M	Not Assigned Prefix
I7N	Not Assigned Prefix
I7O	Not Assigned Prefix
I7P	Not Assigned Prefix
I7Q	Not Assigned Prefix
I7R	Not Assigned Prefix
I7S	Not Assigned Prefix
I7T	Not Assigned Prefix
I7U	Not Assigned Prefix
I7V	Not Assigned Prefix
I7W	Not Assigned Prefix
I7X	Not Assigned Prefix
I7Y	Not Assigned Prefix
I7Z	Not Assigned Prefix
I8A	Not Assigned Prefix
I8B	Not Assigned Prefix
I8C	Not Assigned Prefix
I8D	Not Assigned Prefix
I8E	Not Assigned Prefix
I8F	Not Assigned Prefix
I8G	Not Assigned Prefix
I8H	Not Assigned Prefix
I8I	Not Assigned Prefix
I8J	Not Assigned Prefix
I8K	Not Assigned Prefix
I8L	Not Assigned Prefix
I8M	Not Assigned Prefix
I8N	Not Assigned Prefix
I8O	Not Assigned Prefix
I8P	Not Assigned Prefix
I8Q	Not Assigned Prefix
I8R	Not Assigned Prefix
I8S	Not Assigned Prefix
I8T	Not Assigned Prefix
I8U	Not Assigned Prefix
I8V	Not Assigned Prefix
I8W	Not Assigned Prefix
I8X	Not Assigned Prefix
I8Y	Not Assigned Prefix
I8Z	Not Assigned Prefix
I9A	Not Assigned Prefix
I9B	Not Assigned Prefix
I9C	Not Assigned Prefix
I9D	Not Assigned Prefix
I9E	Not Assigned Prefix
I9F	Not Assigned Prefix
I9G	Not Assigned Prefix
I9H	Not Assigned Prefix
I9I	Not Assigned Prefix
I9J	Not Assigned Prefix
I9K	Not Assigned Prefix
I9L	Not Assigned Prefix
I9M	Not Assigned Prefix
I9N	Not Assigned Prefix
I9O	Not Assigned Prefix
I9P	Not Assigned Prefix
I9Q	Not Assigned Prefix
I9R	Not Assigned Prefix
I9S	Not Assigned Prefix
I9T	Not Assigned Prefix
I9U	Not Assigned Prefix
I9V	Not Assigned Prefix
I9W	Not Assigned Prefix
I9X	Not Assigned Prefix
I9Y	Not Assigned Prefix
I9Z	Not Assigned Prefix
J2A	Highmark Blue-Shield of Pennsylvania
J2B	Regence Blue Cross Blue Shield
J2C	Anthem Blue Cross Blue Shield of Indiana
J2D	Empire Blue Cross Blue Shield of New York
J2E	Anthem Blue Cross
J2F	Blue Cross Blue Shield of Illinois
J2G	Blue Cross Blue Shield of Illinois
J2H	Anthem Blue Cross Blue Shield of New Hampshire
J2I	No Prefix Assigned
J2J	No Prefix Assigned
J2K	Anthem Blue Cross
J2L	Anthem Blue Cross Blue Shield of Connecticut
J2M	Empire Blue Cross Blue Shield of New York
J2N	Anthem Blue Cross Blue Shield of Georgia
J2O	No Prefix Assigned
J2P	Blue Cross Blue Shield of Texas
J2Q	No Prefix Assigned
J2R	Blue Cross Blue Shield of Illinois
J2S	No Prefix Assigned
J2T	No Prefix Assigned
J2U	No Prefix Assigned
J2V	No Prefix Assigned
J2W	No Prefix Assigned
J2X	No Prefix Assigned
J2Y	No Prefix Assigned
J2Z	Blue Cross Blue Shield of Illinois
J3A	Blue Cross Blue Shield of Illinois
J3B	Regence Blue Cross Blue Shield
J3C	Anthem Blue Cross
J3D	Carefirst Blue Cross Blue Shield
J3E	No Prefix Assigned
J3F	Regence Blue Cross Blue Shield
J3G	No Prefix Assigned
J3H	No Prefix Assigned
J3I	No Prefix Assigned
J3J	No Prefix Assigned
J3K	No Prefix Assigned
J3L	No Prefix Assigned
J3M	No Prefix Assigned
J3N	Anthem Blue Cross Blue Shield of Georgia
J3O	No Prefix Assigned
J3P	Anthem Blue Cross
J3Q	No Prefix Assigned
J3R	No Prefix Assigned
J3S	Blue Cross Blue Shield of Northeastern New York
J3T	No Prefix Assigned
J3U	No Prefix Assigned
J3V	No Prefix Assigned
J3W	No Prefix Assigned
J3X	Premera Blue Cross Blue Shield of Alaska
J3Y	No Prefix Assigned
J3Z	No Prefix Assigned
J4A	Blue Cross Blue Shield of Illinois
J4B	Empire Blue Cross Blue Shield of New York
J4C	Highmark Blue Cross Blue Shield of Pennsylvania
J4D	No Prefix Assigned
J4E	No Prefix Assigned
J4F	Anthem Blue Cross Blue Shield of Georgia
J4G	No Prefix Assigned
J4H	Empire Blue Cross Blue Shield of New York
J4I	No Prefix Assigned
J4J	No Prefix Assigned
J4K	No Prefix Assigned
J4L	No Prefix Assigned
J4M	Anthem Blue Cross Blue Shield of Colorado
J4N	Anthem Blue Cross Blue Shield of Georgia
J4O	No Prefix Assigned
J4P	No Prefix Assigned
J4Q	No Prefix Assigned
J4R	No Prefix Assigned
J4S	Blue Cross Blue Shield of Michigan
J4T	No Prefix Assigned
J4U	No Prefix Assigned
J4V	No Prefix Assigned
J4W	No Prefix Assigned
J4X	No Prefix Assigned
J4Y	No Prefix Assigned
J4Z	No Prefix Assigned
J5A	Anthem Blue Cross
J5B	No Prefix Assigned
J5C	Blue Cross Blue Shield of Texas
J5D	No Prefix Assigned
J5E	No Prefix Assigned
J5F	No Prefix Assigned
J5G	No Prefix Assigned
J5H	No Prefix Assigned
J5I	No Prefix Assigned
J5J	No Prefix Assigned
J5K	No Prefix Assigned
J5L	Anthem Blue Cross Blue Shield of Ohio
J5M	No Prefix Assigned
J5N	No Prefix Assigned
J5O	No Prefix Assigned
J5P	No Prefix Assigned
J5Q	No Prefix Assigned
J5R	Blue Cross Blue Shield of Massachusetts
J5S	No Prefix Assigned
J5T	No Prefix Assigned
J5U	No Prefix Assigned
J5V	No Prefix Assigned
J5W	No Prefix Assigned
J5X	No Prefix Assigned
J5Y	No Prefix Assigned
J5Z	No Prefix Assigned
J6A	Anthem Blue Cross
J6B	No Prefix Assigned
J6C	No Prefix Assigned
J6D	No Prefix Assigned
J6E	No Prefix Assigned
J6F	No Prefix Assigned
J6G	No Prefix Assigned
J6H	Florida Blue
J6I	No Prefix Assigned
J6J	No Prefix Assigned
J6K	No Prefix Assigned
J6L	No Prefix Assigned
J6M	Anthem Blue Cross Blue Shield of Colorado
J6N	No Prefix Assigned
J6O	No Prefix Assigned
J6P	Florida Blue
J6Q	No Prefix Assigned
J6R	No Prefix Assigned
J6S	No Prefix Assigned
J6T	No Prefix Assigned
J6U	No Prefix Assigned
J6V	No Prefix Assigned
J6W	No Prefix Assigned
J6X	No Prefix Assigned
J6Y	No Prefix Assigned
J6Z	No Prefix Assigned
J7A	Blue Cross Blue Shield of Illinois
J7B	Anthem Blue Cross Blue Shield of Ohio
J7C	Blue Cross Blue Shield of Illinois
J7D	No Prefix Assigned
J7E	No Prefix Assigned
J7F	No Prefix Assigned
J7G	No Prefix Assigned
J7H	No Prefix Assigned
J7I	No Prefix Assigned
J7J	No Prefix Assigned
J7K	No Prefix Assigned
J7L	No Prefix Assigned
J7M	Anthem Blue Cross Blue Shield of Colorado
J7N	No Prefix Assigned
J7O	No Prefix Assigned
J7P	No Prefix Assigned
J7Q	No Prefix Assigned
J7R	No Prefix Assigned
J7S	No Prefix Assigned
J7T	No Prefix Assigned
J7U	No Prefix Assigned
J7V	No Prefix Assigned
J7W	No Prefix Assigned
J7X	No Prefix Assigned
J7Y	No Prefix Assigned
J7Z	No Prefix Assigned
J8A	Highmark Blue Cross Blue Shield of Pennsylvania
J8B	No Prefix Assigned
J8C	Blue Cross Blue Shield of Texas
J8D	No Prefix Assigned
J8E	No Prefix Assigned
J8F	No Prefix Assigned
J8G	No Prefix Assigned
J8H	No Prefix Assigned
J8I	No Prefix Assigned
J8J	No Prefix Assigned
J8K	No Prefix Assigned
J8L	No Prefix Assigned
J8M	Blue Cross Blue Shield of Illinois
J8N	No Prefix Assigned
J8O	No Prefix Assigned
J8P	No Prefix Assigned
J8Q	No Prefix Assigned
J8R	No Prefix Assigned
J8S	Anthem Blue Cross Blue Shield of Ohio
J8T	No Prefix Assigned
J8U	No Prefix Assigned
J8V	No Prefix Assigned
J8W	No Prefix Assigned
J8X	No Prefix Assigned
J8Y	No Prefix Assigned
J8Z	No Prefix Assigned
J9A	Blue Cross Blue Shield of Illinois
J9B	Anthem Blue Cross Blue Shield of Ohio
J9C	No Prefix Assigned
J9D	Anthem Blue Cross Blue Shield of Indiana
J9E	No Prefix Assigned
J9F	No Prefix Assigned
J9G	No Prefix Assigned
J9H	No Prefix Assigned
J9I	No Prefix Assigned
J9J	No Prefix Assigned
J9K	No Prefix Assigned
J9L	No Prefix Assigned
J9M	No Prefix Assigned
J9N	No Prefix Assigned
J9O	No Prefix Assigned
J9P	No Prefix Assigned
J9Q	No Prefix Assigned
J9R	No Prefix Assigned
J9S	No Prefix Assigned
J9T	No Prefix Assigned
J9U	No Prefix Assigned
J9V	No Prefix Assigned
J9W	No Prefix Assigned
J9X	No Prefix Assigned
J9Y	No Prefix Assigned
J9Z	No Prefix Assigned
K2A	Blue Cross Blue Shield Texas
K2B	Blue Cross Blue Shield Texas
K2C	Regence Blue Cross Blue Shield
K2D	Blue Cross Blue Shield Illinois
K2E	Anthem Blue Cross of California
K2F	Blue Cross Blue Shield Illinois
K2G	Blue Cross Blue Shield Oklahoma
K2H	Blue Cross Blue Shield Western New York
K2I	No Assigned Prefix
K2J	Highmark Blue Cross Blue Shield Pennsylvania
K2K	Highmark Blue Cross Blue Shield Pennsylvania
K2L	Highmark Blue Cross Blue Shield Pennsylvania
K2M	Horizon Blue Cross Blue Shield New Jersey
K2N	Blue Cross Blue Shield of Vermont
K2O	No Assigned Prefix
K2P	Horizon Blue Cross Blue Shield New Jersey
K2Q	No Assigned Prefix
K2R	Highmark Blue Cross Blue Shield Pennsylvania
K2S	Premera Blue Cross of Alaska
K2T	Blue Cross Blue Shield Minnesota
K2U	Highmark Blue Cross Blue Shield Pennsylvania
K2V	Highmark Blue Cross Blue Shield Pennsylvania
K2W	Anthem Blue Cross Blue Shield Kentucky
K2X	Blue Cross Blue Shield Illinois
K2Y	Anthem Blue Cross Blue Shield Indiana
K2Z	Anthem Blue Cross Blue Shield Kentucky
K3A	Anthem Blue Cross of California
K3B	Empire Blue Cross Blue Shield New York
K3C	Anthem Blue Cross Blue Shield Virginia
K3D	No Assigned Prefix
K3E	No Assigned Prefix
K3F	Anthem Blue Cross Blue Shield Georgia
K3G	Regence Blue Cross Blue Shield
K3H	Highmark Blue Cross Blue Shield Pennsylvania
K3I	No Assigned Prefix
K3J	No Assigned Prefix
K3K	No Assigned Prefix
K3L	Highmark Blue Cross Blue Shield Pennsylvania
K3M	Anthem Blue Cross of California
K3N	Blue Cross Blue Shield Texas
K3O	No Assigned Prefix
K3P	Anthem Blue Cross Blue Shield Virginia
K3Q	Anthem Blue Cross Blue Shield Georgia
K3R	Highmark Blue Cross Blue Shield Pennsylvania
K3S	Premera Blue Cross of Alaska
K3T	Anthem Blue Cross of California
K3U	Blue Cross Blue Shield Illinois
K3V	Regence Blue Cross Blue Shield
K3W	No Assigned Prefix
K3X	No Assigned Prefix
K3Y	No Assigned Prefix
K3Z	Anthem Blue Cross Blue Shield Georgia
K4A	Empire Blue Cross Blue Shield New York
K4B	Anthem Blue Cross Blue Shield Indiana
K4C	Blue Cross Blue Shield Michigan
K4D	Anthem Blue Cross Blue Shield Ohio
K4E	No Assigned Prefix
K4F	Regence Blue Cross Blue Shield
K4G	Carefirst Blue Cross Blue-Shield
K4H	No Assigned Prefix
K4I	No Assigned Prefix
K4J	No Assigned Prefix
K4K	No Assigned Prefix
K4L	Anthem Blue Cross Blue Shield Ohio
K4M	Empire Blue Cross Blue Shield New York
K4N	Blue Cross Blue Shield Massachusetts
K4O	No Assigned Prefix
K4P	No Assigned Prefix
K4Q	No Assigned Prefix
K4R	Empire Blue Cross Blue Shield New York
K4S	Blue Cross Blue Shield Massachusetts
K4T	Carefirst Blue Cross Blue-Shield
K4U	Blue Cross Blue Shield Illinois
K4V	Blue Cross Blue Shield Texas
K4W	No Assigned Prefix
K4X	No Assigned Prefix
K4Y	No Assigned Prefix
K4Z	Anthem Blue Cross Blue Shield Indiana
K5A	Anthem Blue Cross of California
K5B	Anthem Blue Cross Blue Shield Ohio
K5C	Anthem Blue Cross Blue Shield Indiana
K5D	Blue Cross Blue Shield Illinois
K5E	No Assigned Prefix
K5F	Anthem Blue Cross Blue Shield Indiana
K5G	No Assigned Prefix
K5H	No Assigned Prefix
K5I	No Assigned Prefix
K5J	No Assigned Prefix
K5K	No Assigned Prefix
K5L	No Assigned Prefix
K5M	No Assigned Prefix
K5N	Anthem Blue Cross Blue Shield Indiana
K5O	No Assigned Prefix
K5P	Blue Cross Blue Shield Illinois
K5Q	No Assigned Prefix
K5R	No Assigned Prefix
K5S	No Assigned Prefix
K5T	No Assigned Prefix
K5U	No Assigned Prefix
K5V	Blue Cross Blue Shield Texas
K5W	No Assigned Prefix
K5X	No Assigned Prefix
K5Y	Anthem Blue Cross Blue Shield Kentucky
K5Z	No Assigned Prefix
K6A	Empire Blue Cross Blue Shield New York
K6B	Anthem Blue Cross Blue Shield Georgia
K6C	Empire Blue Cross Blue Shield New York
K6D	No Assigned Prefix
K6E	No Assigned Prefix
K6F	No Assigned Prefix
K6G	No Assigned Prefix
K6H	No Assigned Prefix
K6I	No Assigned Prefix
K6J	No Assigned Prefix
K6K	No Assigned Prefix
K6L	No Assigned Prefix
K6M	Anthem Blue Cross Blue Shield Virginia
K6N	No Assigned Prefix
K6O	No Assigned Prefix
K6P	No Assigned Prefix
K6Q	No Assigned Prefix
K6R	No Assigned Prefix
K6S	No Assigned Prefix
K6T	No Assigned Prefix
K6U	No Assigned Prefix
K6V	No Assigned Prefix
K6W	No Assigned Prefix
K6X	No Assigned Prefix
K6Y	No Assigned Prefix
K6Z	No Assigned Prefix
K7A	Anthem Blue Cross Blue Shield Indiana
K7B	Anthem Blue Cross Blue Shield Indiana
K7C	Anthem Blue Cross Blue Shield Indiana
K7D	Anthem Blue Cross Blue Shield Indiana
K7E	Anthem Blue Cross Blue Shield Indiana
K7F	Anthem Blue Cross Blue Shield Indiana
K7G	No Assigned Prefix
K7H	No Assigned Prefix
K7I	No Assigned Prefix
K7J	No Assigned Prefix
K7K	No Assigned Prefix
K7L	No Assigned Prefix
K7M	Anthem Blue Cross Blue Shield Ohio
K7N	Anthem Blue Cross Blue Shield Indiana
K7O	No Assigned Prefix
K7P	No Assigned Prefix
K7Q	No Assigned Prefix
K7R	No Assigned Prefix
K7S	Regence Blue Cross Blue Shield
K7T	No Assigned Prefix
K7U	No Assigned Prefix
K7V	No Assigned Prefix
K7W	No Assigned Prefix
K7X	Blue Cross Blue Shield Texas
K7Y	No Assigned Prefix
K7Z	No Assigned Prefix
K8A	Anthem Blue Cross Blue Shield Colorado
K8B	No Assigned Prefix
K8C	Anthem Blue Cross of California
K8D	No Assigned Prefix
K8E	No Assigned Prefix
K8F	No Assigned Prefix
K8G	No Assigned Prefix
K8H	No Assigned Prefix
K8I	No Assigned Prefix
K8J	No Assigned Prefix
K8K	No Assigned Prefix
K8L	No Assigned Prefix
K8M	Anthem Blue Cross of California
K8N	No Assigned Prefix
K8O	No Assigned Prefix
K8P	Blue Cross Blue Shield Texas
K8Q	No Assigned Prefix
K8R	No Assigned Prefix
K8S	No Assigned Prefix
K8T	No Assigned Prefix
K8U	No Assigned Prefix
K8V	No Assigned Prefix
K8W	No Assigned Prefix
K8X	No Assigned Prefix
K8Y	Blue Cross Blue Shield Arizona
K8Z	Blue Cross Blue Shield Arizona
K9A	Anthem Blue Cross Blue Shield Georgia
K9B	Anthem Blue Cross Blue Shield Georgia
K9C	Anthem Blue Cross Blue Shield Georgia
K9D	Anthem Blue Cross Blue Shield Indiana
K9E	No Assigned Prefix
K9F	No Assigned Prefix
K9G	Anthem Blue Cross Blue Shield Georgia
K9H	No Assigned Prefix
K9I	No Assigned Prefix
K9J	No Assigned Prefix
K9K	Anthem Blue Cross Blue Shield Indiana
K9L	No Assigned Prefix
K9M	Anthem Blue Cross Blue Shield Indiana
K9N	Anthem Blue Cross Blue Shield Georgia
K9O	No Assigned Prefix
K9P	No Assigned Prefix
K9Q	No Assigned Prefix
K9R	No Assigned Prefix
K9S	No Assigned Prefix
K9T	No Assigned Prefix
K9U	No Assigned Prefix
K9V	No Assigned Prefix
K9W	Anthem Blue Cross Blue Shield Indiana
K9X	No Assigned Prefix
K9Y	Regence Blue Cross Blue Shield
K9Z	No Assigned Prefix
L2A	Empire Blue Cross Blue Shield New York
L2B	Capital Blue-Cross of Pennsylvania
L2C	Highmark Blue Cross Blue Shield Pennsylvania
L2D	Highmark Blue Cross Blue Shield Pennsylvania
L2E	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
L2F	Regence BlueCross BlueShield
L2G	Highmark Blue-Shield of Pennsylvania
L2H	Blue Cross Blue Shield Illinois
L2I	Anthem Blue Cross of California
L2J	No Prefix Assigned
L2K	Blue Cross Blue Shield Illinois
L2L	Blue Cross Blue Shield Illinois
L2M	Blue Cross Blue Shield Minnesota
L2N	Blue Cross Blue Shield Illinois
L2O	Anthem Blue Cross Blue Shield Virginia
L2P	Blue Shield of Northeastern New York
L2Q	Anthem Blue Cross Blue Shield Georgia
L2R	Blue Cross Blue Shield Illinois
L2S	Premera Blue Cross of Alaska
L2T	Anthem Blue Cross of California
L2U	Anthem Blue Cross Blue Shield Virginia
L2V	Anthem Blue Cross Blue Shield Georgia
L2W	Blue Cross Blue Shield Minnesota
L2X	Anthem Blue Cross Blue Shield Ohio
L2Y	Anthem Blue Cross Blue Shield Connecticut
L2Z	Anthem Blue Cross of California
L3A	Blue Cross and Blue Shield of Texas
L3B	Blue Cross Blue Shield Illinois
L3C	Blue Cross and Blue Shield of Texas
L3D	Anthem Blue Cross of California
L3E	Highmark Blue-Shield of Pennsylvania
L3F	Blue Cross Blue Shield Illinois
L3G	Anthem Blue Cross of California
L3H	Blue Cross Blue Shield Illinois
L3I	No Prefix Assigned
L3J	Carefirst Blue Cross Blue-Shield
L3K	Blue Cross Blue Shield Illinois
L3L	Blue Cross Blue Shield Illinois
L3M	Premera Blue Cross of Alaska
L3N	Anthem Blue Cross of California
L3O	No Prefix Assigned
L3P	Highmark Blue Cross Blue Shield Western New York
L3Q	No Prefix Assigned
L3R	Blue Cross and Blue Shield of Texas
L3S	Blue Cross Blue Shield Illinois
L3T	Blue Cross Blue Shield Massachusetts
L3U	Anthem Blue Cross of California
L3V	Anthem Blue Cross Blue Shield Ohio
L3W	Blue Cross Blue Shield Alabama
L3X	Blue Cross Blue Shield Minnesota
L3Y	Anthem Blue Cross of California
L3Z	Anthem Blue Cross Blue Shield Ohio
L4A	Empire Blue Cross Blue Shield New York
L4B	Blue Cross Blue Shield Illinois
L4C	Anthem Blue Cross of California
L4D	Premera Blue Cross of Alaska
L4E	Anthem Blue Cross Blue Shield Wisconsin
L4F	Empire Blue Cross Blue Shield New York
L4G	Anthem Blue Cross Blue Shield Ohio
L4H	Anthem Blue Cross of California
L4I	No Prefix Assigned
L4J	No Prefix Assigned
L4K	Blue Cross Blue Shield Illinois
L4L	Blue Cross Blue Shield Illinois
L4M	Blue Cross Blue Shield Minnesota
L4N	Premera Blue Cross of Alaska
L4O	No Prefix Assigned
L4P	Empire Blue Cross Blue Shield New York
L4Q	No Prefix Assigned
L4R	Anthem Blue Cross Blue Shield Ohio
L4S	Blue Cross Blue Shield Minnesota
L4T	Anthem Blue Cross Blue Shield Ohio
L4U	Blue Cross Blue Shield Illinois
L4V	No Prefix Assigned
L4W	Blue Cross Blue Shield Alabama
L4X	Anthem Blue Cross Blue Shield Wisconsin
L4Y	No Prefix Assigned
L4Z	Blue Cross Blue Shield Illinois
L5A	Carefirst Blue Cross Blue-Shield
L5B	Wellmark
L5C	Blue Cross and Blue Shield of Texas
L5D	Highmark Blue-Cross Blue-Shield of Pennsylvania
L5E	Wellmark
L5F	Wellmark
L5G	Wellmark
L5H	Carefirst Blue Cross Blue-Shield
L5I	Wellmark
L5J	Wellmark
L5K	Blue Cross Blue Shield Illinois
L5L	Highmark Blue Cross Blue Shield Western New York
L5M	Anthem Blue Cross Blue Shield Virginia
L5N	Premera Blue Cross of Alaska
L5O	No Prefix Assigned
L5P	Premera Blue Cross of Alaska
L5Q	No Prefix Assigned
L5R	Anthem Blue Cross of California
L5S	Blue Cross Blue Shield Illinois
L5T	Premera Blue Cross of Alaska
L5U	Blue Cross Blue Shield Western New York
L5V	No Prefix Assigned
L5W	Blue Cross Blue Shield Alabama
L5X	No Prefix Assigned
L5Y	No Prefix Assigned
L5Z	No Prefix Assigned
L6A	Anthem Blue Cross Blue Shield Virginia
L6B	Anthem Blue Cross Blue Shield Indiana
L6C	Anthem Blue Cross Blue Shield Georgia
L6D	Anthem Blue Cross Blue Shield Georgia
L6E	Blue Cross Blue Shield Alabama
L6F	Anthem Blue Cross Blue Shield Ohio
L6G	No Prefix Assigned
L6H	Blue Cross Blue Shield Illinois
L6I	No Prefix Assigned
L6J	No Prefix Assigned
L6K	Blue Cross Blue Shield Illinois
L6L	No Prefix Assigned
L6M	Anthem Blue Cross of California
L6N	Blue Cross and Blue Shield of Texas
L6O	No Prefix Assigned
L6P	No Prefix Assigned
L6Q	No Prefix Assigned
L6R	No Prefix Assigned
L6S	Blue Cross Blue Shield Illinois
L6T	No Prefix Assigned
L6U	Blue Cross Blue Shield Minnesota
L6V	No Prefix Assigned
L6W	Anthem Blue Cross Blue Shield Connecticut
L6X	No Prefix Assigned
L6Y	No Prefix Assigned
L6Z	No Prefix Assigned
L7A	Anthem Blue Cross Blue Shield Ohio
L7B	No Prefix Assigned
L7C	Blue Cross Blue Shield Illinois
L7D	No Prefix Assigned
L7E	Blue Cross Blue Shield Alabama
L7F	Blue Cross Blue Shield Massachusetts
L7G	No Prefix Assigned
L7H	Anthem Blue Cross Blue Shield Georgia
L7I	No Prefix Assigned
L7J	No Prefix Assigned
L7K	No Prefix Assigned
L7L	No Prefix Assigned
L7M	Anthem Blue Cross Blue Shield Maine
L7N	No Prefix Assigned
L7O	No Prefix Assigned
L7P	No Prefix Assigned
L7Q	Anthem Blue Cross Blue Shield Ohio
L7R	No Prefix Assigned
L7S	Blue Cross & Blue Shield of Rhode Island
L7T	No Prefix Assigned
L7U	Anthem Blue Cross of California
L7V	No Prefix Assigned
L7W	Blue Cross Blue Shield Alabama
L7X	No Prefix Assigned
L7Y	No Prefix Assigned
L7Z	No Prefix Assigned
L8A	Carefirst Blue Cross Blue-Shield
L8B	Anthem Blue Cross Blue Shield Connecticut
L8C	Blue Cross Blue Shield Illinois
L8D	Anthem Blue Cross Blue Shield Connecticut
L8E	No Prefix Assigned
L8F	No Prefix Assigned
L8G	No Prefix Assigned
L8H	Blue Cross Blue Shield of Vermont
L8I	No Prefix Assigned
L8J	No Prefix Assigned
L8K	No Prefix Assigned
L8L	Empire Blue Cross Blue Shield New York
L8M	Anthem Blue Cross Blue Shield Missouri
L8N	No Prefix Assigned
L8O	No Prefix Assigned
L8P	No Prefix Assigned
L8Q	No Prefix Assigned
L8R	No Prefix Assigned
L8S	Blue Cross Blue Shield Illinois
L8T	No Prefix Assigned
L8U	No Prefix Assigned
L8V	No Prefix Assigned
L8W	Blue Cross Blue Shield Alabama
L8X	No Prefix Assigned
L8Y	No Prefix Assigned
L8Z	No Prefix Assigned
L9A	Anthem Blue Cross Blue Shield Ohio
L9B	Anthem Blue Cross Blue Shield Ohio
L9C	Blue Cross Blue Shield of Vermont
L9D	No Prefix Assigned
L9E	Empire Blue Cross Blue Shield New York
L9F	No Prefix Assigned
L9G	No Prefix Assigned
L9H	Highmark Blue Cross Blue Shield Delaware
L9I	No Prefix Assigned
L9J	No Prefix Assigned
L9K	No Prefix Assigned
L9L	No Prefix Assigned
L9M	Anthem Blue Cross Blue Shield Missouri
L9N	No Prefix Assigned
L9O	No Prefix Assigned
L9P	Anthem Blue Cross Blue Shield Wisconsin
L9Q	No Prefix Assigned
L9R	No Prefix Assigned
L9S	Blue Cross Blue Shield Illinois
L9T	Anthem Blue Cross Blue Shield Wisconsin
L9U	No Prefix Assigned
L9V	Empire Blue Cross Blue Shield New York
L9W	Blue Cross Blue Shield Alabama
L9X	Anthem Blue Cross of California
L9Y	No Prefix Assigned
L9Z	No Prefix Assigned
M2A	No Assigned Prefix
M2B	No Assigned Prefix
M2C	Blue Cross Blue Shield Illinois
M2D	Blue Cross Blue Shield Illinois
M2E	Blue Cross Blue Shield Texas
M2F	Blue Cross Blue Shield Texas
M2G	Blue Cross Blue Shield Texas
M2H	Regence BlueCross BlueShield of Oregon
M2I	Blue Cross Blue Shield Western New York
M2J	Blue Cross Blue Shield Illinois
M2K	Blue Cross Blue Shield Arizona
M2L	Blue Cross Blue Shield Massachusetts
M2M	Anthem Blue Cross of California
M2N	Anthem Blue Cross Blue Shield Wisconsin
M2O	No Assigned Prefix
M2P	Regence BlueCross BlueShield of Oregon
M2Q	Anthem Blue Cross Blue Shield Wisconsin
M2R	Blue Cross Blue Shield Texas
M2S	Blue Cross Blue Shield Illinois
M2T	Regence BlueCross BlueShield of Oregon
M2U	Anthem Blue Cross Blue Shield Wisconsin
M2V	Blue Cross Blue Shield Arizona
M2W	Blue Cross & Blue Shield of Rhode Island
M2X	Blue-Cross Blue-Shield of Montana
M2Y	Regence BlueCross BlueShield of Oregon
M2Z	Anthem Blue Cross Blue Shield Wisconsin
M3A	Blue Cross Blue Shield Kansas
M3B	Blue Cross Blue Shield Western New York
M3C	Blue Cross & Blue Shield of Rhode Island
M3D	Regence BlueCross BlueShield of Oregon
M3E	Blue Cross Blue Shield Illinois
M3F	Blue Cross Blue Shield Texas
M3G	Blue Cross & Blue Shield of Rhode Island
M3H	Blue Cross Blue Shield Minnesota
M3I	No Assigned Prefix
M3J	Empire Blue Cross Blue Shield New York
M3K	Anthem Blue Cross Blue Shield Wisconsin
M3L	Blue Cross Blue Shield Michigan
M3M	Regence BlueCross BlueShield of Oregon
M3N	Anthem Blue Cross Blue Shield Maine
M3O	Anthem Blue Cross Blue Shield Virginia
M3P	Blue Cross Blue Shield Arizona
M3Q	Anthem Blue Cross Blue ShieldD of Ohio
M3R	Blue Cross Blue Shield Texas
M3S	Blue Cross Blue Shield Illinois
M3T	Anthem Blue Cross Blue Shield Georgia
M3U	Anthem Blue Cross Blue Shield Indiana
M3V	Blue Cross Blue Shield Arizona
M3W	Regence BlueCross BlueShield of Oregon
M3X	Anthem Blue Cross Blue Shield Wisconsin
M3Y	Anthem Blue Cross Blue Shield Georgia
M3Z	Anthem Blue Cross Blue Shield Georgia
M4A	Highmark Blue Cross Blue Shield Pennsylvania
M4B	Highmark Blue Cross Blue Shield Pennsylvania
M4C	Anthem Blue Cross Blue Shield Kentucky
M4D	Regence BlueCross BlueShield of Oregon
M4E	Blue Cross Blue Shield Texas
M4F	Blue Cross Blue Shield Texas
M4G	Anthem Blue Cross Blue Shield Virginia
M4H	Anthem Blue Cross Blue Shield Missouri
M4I	No Assigned Prefix
M4J	Highmark Blue Cross Blue Shield Pennsylvania
M4K	Blue Cross Blue Shield Arizona
M4L	Highmark Blue Cross Blue Shield Pennsylvania
M4M	Anthem Blue Cross Blue Shield Missouri
M4N	Anthem Blue Cross Blue Shield Virginia
M4O	No Assigned Prefix
M4P	Blue Cross Blue Shield Texas
M4Q	Blue Cross Blue Shield Michigan
M4R	Blue-Shield of Northeastern New York
M4S	Blue Cross Blue Shield Illinois
M4T	Regence BlueCross BlueShield of Oregon
M4U	Blue Cross Blue Shield Minnesota
M4V	Blue-Cross Blue-Shield of North Dakota
M4W	Anthem Blue Cross Blue Shield Wisconsin
M4X	Carefirst Blue Cross Blue-Shield
M4Y	Blue Cross of Idaho
M4Z	Blue Cross Blue Shield Texas
M5A	Blue Cross Blue Shield Minnesota
M5B	Anthem Blue Cross Blue ShieldD of Ohio
M5C	Anthem Blue Cross Blue Shield Missouri
M5D	Anthem Blue Cross Blue Shield Missouri
M5E	Anthem Blue Cross Blue Shield Missouri
M5F	Blue Cross Blue Shield Texas
M5G	Blue Cross Blue Shield Michigan
M5H	Blue Cross Blue Shield Texas
M5I	Anthem Blue Cross of California
M5J	Carefirst Blue Cross Blue-Shield
M5K	Blue Cross Blue Shield Illinois
M5L	Independence Blue Cross of Pennsylvania
M5M	Blue Cross Blue Shield Texas
M5N	Blue Cross Blue Shield Massachusetts
M5O	No Assigned Prefix
M5P	Carefirst Blue Cross Blue-Shield
M5Q	Anthem Blue Cross Blue Shield Georgia
M5R	Blue Cross Blue Shield Western New York
M5S	Blue Cross Blue Shield Texas
M5T	Blue Cross Blue Shield Massachusetts
M5U	Anthem Blue Cross of California
M5V	Carefirst Blue Cross Blue-Shield
M5W	Anthem Blue Cross Blue Shield Virginia
M5X	Blue Cross Blue Shield Illinois
M5Y	Blue Cross Blue Shield Oklahoma
M5Z	Anthem Blue Cross Blue Shield Colorado
M6A	Blue Cross Blue Shield Texas
M6B	Anthem Blue Cross Blue Shield New Hampshire
M6C	Empire Blue Cross Blue Shield New York
M6D	Carefirst Blue Cross Blue-Shield
M6E	Empire Blue Cross Blue Shield New York
M6F	Blue Cross Blue Shield Texas
M6G	Empire Blue Cross Blue Shield New York
M6H	Empire Blue Cross Blue Shield New York
M6I	No Assigned Prefix
M6J	Anthem Blue Cross Blue Shield Indiana
M6K	Anthem Blue Cross Blue Shield Virginia
M6L	Anthem Blue Cross Blue Shield Virginia
M6M	Anthem Blue Cross Blue Shield Kentucky
M6N	Blue Cross Blue Shield Minnesota
M6O	Anthem Blue Cross Blue Shield Virginia
M6P	Carefirst Blue Cross Blue-Shield
M6Q	Regence BlueCross BlueShield of Oregon
M6R	Carefirst Blue Cross Blue-Shield
M6S	Blue Cross Blue Shield Illinois
M6T	Carefirst Blue Cross Blue-Shield
M6U	Anthem Blue Cross Blue ShieldD of Ohio
M6V	Anthem Blue Cross Blue Shield Nevada
M6W	Anthem Blue Cross Blue Shield Wisconsin
M6X	Anthem Blue Cross Blue Shield Wisconsin
M6Y	Empire Blue Cross Blue Shield New York
M6Z	Anthem Blue Cross Blue Shield Missouri
M7A	Anthem Blue Cross of California
M7B	Premera Blue Cross of Alaska
M7C	Empire Blue Cross Blue Shield New York
M7D	Blue-Cross Blue-Shield of North Dakota
M7E	Anthem Blue Cross of California
M7F	Blue Cross Blue Shield Texas
M7G	Anthem Blue Cross Blue Shield Indiana
M7H	Anthem Blue Cross Blue Shield Indiana
M7I	No Assigned Prefix
M7J	Anthem Blue Cross Blue Shield Indiana
M7K	Anthem Blue Cross Blue Shield Indiana
M7L	Carefirst Blue Cross Blue-Shield
M7M	Anthem Blue Cross Blue Shield Colorado
M7N	Anthem Blue Cross Blue Shield Virginia
M7O	Anthem Blue Cross Blue Shield Virginia
M7P	Anthem Blue Cross Blue ShieldD of Ohio
M7Q	Anthem Blue Cross Blue Shield Georgia
M7R	Carefirst Blue Cross Blue-Shield
M7S	Blue Cross Blue Shield Illinois
M7T	Anthem Blue Cross of California
M7U	Anthem Blue Cross Blue Shield Indiana
M7V	Anthem Blue Cross Blue Shield Missouri
M7W	Anthem Blue Cross Blue Shield Indiana
M7X	Anthem Blue Cross Blue Shield Kentucky
M7Y	No Assigned Prefix
M7Z	Anthem Blue Cross Blue Shield Maine
M8A	Anthem Blue Cross Blue Shield Colorado
M8B	Blue Cross Blue Shield Illinois
M8C	Carefirst Blue Cross Blue-Shield
M8D	Anthem Blue Cross Blue Shield Maine
M8E	Anthem Blue Cross Blue Shield Indiana
M8F	Blue Cross Blue Shield Texas
M8G	Anthem Blue Cross Blue Shield Virginia
M8H	Empire Blue Cross Blue Shield New York
M8I	No Assigned Prefix
M8J	Anthem Blue Cross Blue Shield Virginia
M8K	Blue Cross Blue Shield Texas
M8L	Anthem Blue Cross of California
M8M	Anthem Blue Cross Blue Shield Indiana
M8N	Anthem Blue Cross Blue Shield Virginia
M8O	No Assigned Prefix
M8P	Blue Cross Blue Shield Minnesota
M8Q	Anthem Blue Cross Blue Shield Georgia
M8R	Anthem Blue Cross Blue Shield Virginia
M8S	Blue Cross Blue Shield Illinois
M8T	Blue Cross Blue Shield Illinois
M8U	Anthem Blue Cross Blue Shield Indiana
M8V	Anthem Blue Cross Blue Shield Connecticut
M8W	Anthem Blue Cross Blue Shield Maine
M8X	Anthem Blue Cross Blue Shield New Hampshire
M8Y	Blue Cross Blue Shield Texas
M8Z	Anthem Blue Cross Blue Shield Virginia
M9A	Empire Blue Cross Blue Shield New York
M9B	Blue Cross Blue Shield Illinois
M9C	Empire Blue Cross Blue Shield New York
M9D	Anthem Blue Cross Blue Shield Virginia
M9E	Anthem Blue Cross Blue Shield Maine
M9F	Blue Cross Blue Shield Texas
M9G	Anthem Blue Cross Blue Shield Virginia
M9H	Blue Cross Blue Shield Illinois
M9I	No Assigned Prefix
M9J	Anthem Blue Cross Blue Shield Virginia
M9K	Blue Cross Blue Shield Texas
M9L	Blue Cross Blue Shield Texas
M9M	Anthem Blue Cross Blue Shield Virginia
M9N	Anthem Blue Cross of California
M9O	Anthem Blue Cross Blue Shield Virginia
M9P	Anthem Blue Cross Blue Shield Indiana
M9Q	Anthem Blue Cross Blue Shield Georgia
M9R	Anthem Blue Cross of California
M9S	Blue Cross Blue Shield Illinois
M9T	Blue Cross Blue Shield Texas
M9U	Anthem Blue Cross Blue Shield Georgia
M9V	No Assigned Prefix
M9W	Anthem Blue Cross Blue Shield Virginia
M9X	No Assigned Prefix
M9Y	No Assigned Prefix
M9Z	No Assigned Prefix
N2A	Blue Cross Blue Shield of Illinois
N2B	Blue Cross Blue Shield of Illinois
N2C	Blue Cross Blue Shield of Minnesota
N2D	Premera Blue Cross of Alaska
N2E	Blue-Cross Blue-Shield of Alabama
N2F	Regence Blue Cross Blue Shield
N2G	Anthem Blue Cross Blue Shield of Nevada
N2H	Blue Cross Blue Shield of Minnesota
N2I	No Prefix Assigned
N2J	Blue Cross Blue Shield of Minnesota
N2K	Anthem Blue Cross of California
N2L	Blue Cross Blue Shield of Texas
N2M	No Prefix Assigned
N2N	Blue Cross Blue Shield of Texas
N2O	No Prefix Assigned
N2P	Anthem Blue Cross Blue Shield of Ohio
N2Q	Highmark Blue Cross Blue Shield of Pennsylvania
N2R	Anthem Blue-Cross Blue-Shield of Missouri
N2S	Anthem Blue Cross Blue Shield of Georgia
N2T	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
N2U	Anthem Blue Cross of California
N2V	Anthem Blue Cross Blue Shield of Nevada
N2W	Regence Blue Cross Blue Shield
N2X	Anthem Blue Cross of California
N2Y	Blue Cross Blue Shield of Western New York
N2Z	Anthem Blue Cross Blue Shield of Ohio
N3A	Empire Blue Cross Blue Shield of New York
N3B	Blue Cross Blue Shield of North Carolina
N3C	Anthem Blue Cross Blue Shield of Virginia
N3D	Carefirst Blue Cross Blue-Shield
N3E	Anthem Blue Cross Blue Shield of New Hampshire
N3F	Blue Cross Blue Shield of Illinois
N3G	Anthem Blue Cross Blue Shield of Georgia
N3H	Blue Cross Blue Shield of Rhode Island
N3I	No Prefix Assigned
N3J	Anthem Blue Cross Blue Shield of Virginia
N3K	Anthem Blue Cross Blue Shield of Georgia
N3L	Regence BlueCross BlueShield of Oregon
N3M	Anthem Blue Cross Blue Shield of Georgia
N3N	Anthem Blue Cross Blue Shield of Georgia
N3O	No Prefix Assigned
N3P	Anthem Blue Cross Blue Shield of Ohio
N3Q	No Prefix Assigned
N3R	Blue Cross Blue Shield of Texas
N3S	Anthem Blue Cross Blue Shield of Ohio
N3T	Premera Blue Cross of Alaska
N3U	Anthem Blue Cross Blue Shield of Ohio
N3V	Blue Cross Blue Shield of Illinois
N3W	Blue Cross Blue Shield of Illinois
N3X	Regence Blue Cross Blue Shield
N3Y	Blue Cross Blue Shield of Rhode Island
N3Z	Highmark Blue-Cross Blue-Shield of Western New York
N4A	Blue Cross Blue Shield of Illinois
N4B	Anthem Blue Cross Blue Shield of Virginia
N4C	Anthem Blue Cross Blue Shield of Georgia
N4D	Anthem Blue Cross Blue Shield of Wisconsin
N4E	No Prefix Assigned
N4F	Anthem Blue Cross Blue Shield of Georgia
N4G	Regence Blue Cross Blue Shield
N4H	Anthem Blue Cross Blue Shield of Virginia
N4I	Anthem Blue Cross Blue Shield of Colorado
N4J	Blue Cross Blue Shield of Illinois
N4K	Blue Cross Blue Shield of Illinois
N4L	Blue Cross Blue Shield of Illinois
N4M	Blue Cross Blue Shield of Illinois
N4N	Blue Cross Blue Shield of Illinois
N4O	No Prefix Assigned
N4P	Carefirst Blue Cross Blue-Shield
N4Q	No Prefix Assigned
N4R	No Prefix Assigned
N4S	Premera Blue Cross of Alaska
N4T	Anthem Blue Cross Blue Shield of Georgia
N4U	No Prefix Assigned
N4V	Anthem Blue Cross Blue Shield of Indiana
N4W	Anthem Blue Cross Blue Shield of Georgia
N4X	Anthem Blue Cross of California
N4Y	Anthem Blue Cross Blue Shield of Virginia
N4Z	No Prefix Assigned
N5A	Blue Cross Blue Shield of Illinois
N5B	Blue-Cross Blue-Shield of Alabama
N5C	Anthem Blue Cross Blue Shield of Virginia
N5D	No Prefix Assigned
N5E	No Prefix Assigned
N5F	Anthem Blue Cross of California
N5G	No Prefix Assigned
N5H	Anthem Blue Cross Blue Shield of Georgia
N5I	No Prefix Assigned
N5J	Anthem Blue Cross Blue Shield of Georgia
N5K	No Prefix Assigned
N5L	Blue Cross Blue Shield of Illinois
N5M	Carefirst Blue Cross Blue-Shield
N5N	Blue Cross Blue Shield of Illinois
N5O	No Prefix Assigned
N5P	Anthem Blue Cross Blue Shield of Virginia
N5Q	No Prefix Assigned
N5R	No Prefix Assigned
N5S	No Prefix Assigned
N5T	Anthem Blue Cross Blue Shield of Virginia
N5U	No Prefix Assigned
N5V	No Prefix Assigned
N5W	No Prefix Assigned
N5X	No Prefix Assigned
N5Y	No Prefix Assigned
N5Z	No Prefix Assigned
N6A	Anthem Blue Cross Blue Shield of Virginia
N6B	Anthem Blue Cross Blue Shield of New Hampshire
N6C	Blue Cross Blue Shield of Vermont
N6D	Blue Cross Blue Shield of Illinois
N6E	Anthem Blue Cross Blue Shield of Wisconsin
N6F	Anthem Blue Cross Blue Shield of Wisconsin
N6G	No Prefix Assigned
N6H	Anthem Blue Cross Blue Shield of New Hampshire
N6I	No Prefix Assigned
N6J	No Prefix Assigned
N6K	No Prefix Assigned
N6L	Blue Cross Blue Shield of Texas
N6M	Anthem Blue Cross of California
N6N	Anthem Blue Cross Blue Shield of Georgia
N6O	No Prefix Assigned
N6P	Premera Blue Cross of Alaska
N6Q	No Prefix Assigned
N6R	Anthem Blue Cross Blue Shield of Georgia
N6S	Highmark Blue Cross Blue Shield of Pennsylvania
N6T	Anthem Blue Cross of California
N6U	No Prefix Assigned
N6V	No Prefix Assigned
N6W	No Prefix Assigned
N6X	No Prefix Assigned
N6Y	Empire Blue Cross Blue Shield of New York
N6Z	No Prefix Assigned
N7A	Anthem Blue Cross Blue Shield of Virginia
N7B	Blue Cross Blue Shield of Illinois
N7C	Regence Blue Cross Blue Shield
N7D	Blue Cross Blue Shield of Illinois
N7E	No Prefix Assigned
N7F	No Prefix Assigned
N7G	No Prefix Assigned
N7H	Anthem Blue Cross Blue Shield of New Hampshire
N7I	No Prefix Assigned
N7J	No Prefix Assigned
N7K	No Prefix Assigned
N7L	Blue Cross Blue Shield of Texas
N7M	Regence BlueCross BlueShield of Oregon
N7N	No Prefix Assigned
N7O	No Prefix Assigned
N7P	Regence Blue Cross Blue Shield
N7Q	No Prefix Assigned
N7R	No Prefix Assigned
N7S	No Prefix Assigned
N7T	Anthem Blue Cross Blue Shield of Colorado
N7U	No Prefix Assigned
N7V	No Prefix Assigned
N7W	Anthem Blue Cross Blue Shield of Georgia
N7X	No Prefix Assigned
N7Y	Empire Blue Cross Blue Shield of New York
N7Z	No Prefix Assigned
N8A	Anthem Blue Cross Blue Shield of Virginia
N8B	No Prefix Assigned
N8C	Anthem Blue Cross of California
N8D	No Prefix Assigned
N8E	No Prefix Assigned
N8F	Premera Blue Cross of Alaska
N8G	No Prefix Assigned
N8H	Anthem Blue Cross Blue Shield of New Hampshire
N8I	No Prefix Assigned
N8J	No Prefix Assigned
N8K	No Prefix Assigned
N8L	Blue Cross Blue Shield of Texas
N8M	Anthem Blue Cross Blue Shield of Georgia
N8N	No Prefix Assigned
N8O	No Prefix Assigned
N8P	Premera Blue Cross of Alaska
N8Q	No Prefix Assigned
N8R	No Prefix Assigned
N8S	No Prefix Assigned
N8T	Anthem Blue Cross Blue Shield of Indiana
N8U	No Prefix Assigned
N8V	No Prefix Assigned
N8W	No Prefix Assigned
N8X	No Prefix Assigned
N8Y	Anthem Blue Cross of California
N8Z	No Prefix Assigned
N9A	No Prefix Assigned
N9B	Anthem Blue Cross of California
N9C	Blue Cross Blue Shield of Minnesota
N9D	No Prefix Assigned
N9E	No Prefix Assigned
N9F	No Prefix Assigned
N9G	Regence Blue Cross Blue Shield
N9H	Blue Cross Blue Shield of Minnesota
N9I	No Prefix Assigned
N9J	Blue Cross Blue Shield of Minnesota
N9K	No Prefix Assigned
N9L	Blue Cross Blue Shield of Texas
N9M	Empire Blue Cross Blue Shield of New York
N9N	No Prefix Assigned
N9O	No Prefix Assigned
N9P	Regence Blue Cross Blue Shield
N9Q	No Prefix Assigned
N9R	No Prefix Assigned
N9S	No Prefix Assigned
N9T	Regence Blue Cross Blue Shield
N9U	No Prefix Assigned
N9V	No Prefix Assigned
N9W	Regence Blue Cross Blue Shield
N9X	No Prefix Assigned
N9Y	Blue Cross Blue Shield of Minnesota
N9Z	No Prefix Assigned
O2A	Anthem Blue Cross of California
O2B	No Prefix Assigned
O2C	Regence Blue Cross Blue Shield
O2D	No Prefix Assigned
O2E	Anthem Blue Cross of California
O2F	Regence Blue Cross Blue Shield
O2G	Regence Blue Cross Blue Shield
O2H	No Prefix Assigned
O2I	Regence Blue Cross Blue Shield
O2J	No Prefix Assigned
O2K	No Prefix Assigned
O2L	No Prefix Assigned
O2M	Anthem Blue Cross Blue Shield of Georgia
O2N	Highmark Blue-Cross Blue-Shield of West Virginia
O2O	No Prefix Assigned
O2P	No Prefix Assigned
O2Q	No Prefix Assigned
O2R	No Prefix Assigned
O2S	Blue Cross Blue Shield of Massachusetts
O2T	Blue Cross Blue Shield of Minnesota
O2U	No Prefix Assigned
O2V	No Prefix Assigned
O2W	No Prefix Assigned
O2X	No Prefix Assigned
O2Y	No Prefix Assigned
O2Z	No Prefix Assigned
O3A	No Prefix Assigned
O3B	Premera Blue Cross of Alaska
O3C	No Prefix Assigned
O3D	No Prefix Assigned
O3E	No Prefix Assigned
O3F	Anthem Blue Cross Blue Shield of Virginia
O3G	Anthem Blue Cross Blue Shield of Virginia
O3H	No Prefix Assigned
O3I	No Prefix Assigned
O3J	No Prefix Assigned
O3K	No Prefix Assigned
O3L	No Prefix Assigned
O3M	No Prefix Assigned
O3N	Anthem Blue Cross Blue Shield of Virginia
O3O	No Prefix Assigned
O3P	No Prefix Assigned
O3Q	No Prefix Assigned
O3R	No Prefix Assigned
O3S	No Prefix Assigned
O3T	Regence Blue Cross Blue Shield
O3U	No Prefix Assigned
O3V	Premera Blue Cross of Alaska
O3W	Anthem Blue Cross Blue Shield of Georgia
O3X	No Prefix Assigned
O3Y	No Prefix Assigned
O3Z	No Prefix Assigned
O4A	No Prefix Assigned
O4B	No Prefix Assigned
O4C	No Prefix Assigned
O4D	No Prefix Assigned
O4E	No Prefix Assigned
O4F	Regence Blue Cross Blue Shield
O4G	No Prefix Assigned
O4H	No Prefix Assigned
O4I	No Prefix Assigned
O4J	No Prefix Assigned
O4K	No Prefix Assigned
O4L	No Prefix Assigned
O4M	No Prefix Assigned
O4N	No Prefix Assigned
O4O	No Prefix Assigned
O4P	No Prefix Assigned
O4Q	No Prefix Assigned
O4R	Regence Blue Cross Blue Shield
O4S	No Prefix Assigned
O4T	No Prefix Assigned
O4U	No Prefix Assigned
O4V	No Prefix Assigned
O4W	No Prefix Assigned
O4X	No Prefix Assigned
O4Y	No Prefix Assigned
O4Z	No Prefix Assigned
O5A	No Prefix Assigned
O5B	No Prefix Assigned
O5C	No Prefix Assigned
O5D	No Prefix Assigned
O5E	No Prefix Assigned
O5F	No Prefix Assigned
O5G	No Prefix Assigned
O5H	No Prefix Assigned
O5I	No Prefix Assigned
O5J	No Prefix Assigned
O5K	No Prefix Assigned
O5L	No Prefix Assigned
O5M	No Prefix Assigned
O5N	No Prefix Assigned
O5O	No Prefix Assigned
O5P	No Prefix Assigned
O5Q	No Prefix Assigned
O5R	No Prefix Assigned
O5S	No Prefix Assigned
O5T	No Prefix Assigned
O5U	No Prefix Assigned
O5V	No Prefix Assigned
O5W	No Prefix Assigned
O5X	No Prefix Assigned
O5Y	No Prefix Assigned
O5Z	No Prefix Assigned
O6A	No Prefix Assigned
O6B	No Prefix Assigned
O6C	No Prefix Assigned
O6D	No Prefix Assigned
O6E	No Prefix Assigned
O6F	No Prefix Assigned
O6G	No Prefix Assigned
O6H	Premera Blue Cross of Alaska
O6I	No Prefix Assigned
O6J	No Prefix Assigned
O6K	No Prefix Assigned
O6L	No Prefix Assigned
O6M	No Prefix Assigned
O6N	No Prefix Assigned
O6O	No Prefix Assigned
O6P	No Prefix Assigned
O6Q	No Prefix Assigned
O6R	No Prefix Assigned
O6S	No Prefix Assigned
O6T	No Prefix Assigned
O6U	No Prefix Assigned
O6V	No Prefix Assigned
O6W	No Prefix Assigned
O6X	No Prefix Assigned
O6Y	No Prefix Assigned
O6Z	No Prefix Assigned
O7A	No Prefix Assigned
O7B	No Prefix Assigned
O7C	No Prefix Assigned
O7D	No Prefix Assigned
O7E	No Prefix Assigned
O7F	No Prefix Assigned
O7G	No Prefix Assigned
O7H	No Prefix Assigned
O7I	No Prefix Assigned
O7J	No Prefix Assigned
O7K	No Prefix Assigned
O7L	No Prefix Assigned
O7M	No Prefix Assigned
O7N	No Prefix Assigned
O7O	No Prefix Assigned
O7P	No Prefix Assigned
O7Q	No Prefix Assigned
O7R	No Prefix Assigned
O7S	No Prefix Assigned
O7T	No Prefix Assigned
O7U	No Prefix Assigned
O7V	No Prefix Assigned
O7W	No Prefix Assigned
O7X	No Prefix Assigned
O7Y	No Prefix Assigned
O7Z	No Prefix Assigned
O8A	No Prefix Assigned
O8B	No Prefix Assigned
O8C	No Prefix Assigned
O8D	No Prefix Assigned
O8E	No Prefix Assigned
O8F	No Prefix Assigned
O8G	No Prefix Assigned
O8H	No Prefix Assigned
O8I	No Prefix Assigned
O8J	No Prefix Assigned
O8K	No Prefix Assigned
O8L	No Prefix Assigned
O8M	No Prefix Assigned
O8N	No Prefix Assigned
O8O	No Prefix Assigned
O8P	No Prefix Assigned
O8Q	No Prefix Assigned
O8R	No Prefix Assigned
O8S	No Prefix Assigned
O8T	No Prefix Assigned
O8U	No Prefix Assigned
O8V	No Prefix Assigned
O8W	No Prefix Assigned
O8X	No Prefix Assigned
O8Y	No Prefix Assigned
O8Z	No Prefix Assigned
O9A	No Prefix Assigned
O9B	No Prefix Assigned
O9C	No Prefix Assigned
O9D	No Prefix Assigned
O9E	No Prefix Assigned
O9F	No Prefix Assigned
O9G	No Prefix Assigned
O9H	No Prefix Assigned
O9I	No Prefix Assigned
O9J	No Prefix Assigned
O9K	Blue Cross Blue Shield of Minnesota
O9L	Blue Cross Blue Shield of Minnesota
O9M	No Prefix Assigned
O9N	No Prefix Assigned
O9O	No Prefix Assigned
O9P	No Prefix Assigned
O9Q	No Prefix Assigned
O9R	No Prefix Assigned
O9S	No Prefix Assigned
O9T	No Prefix Assigned
O9U	No Prefix Assigned
O9V	No Prefix Assigned
O9W	No Prefix Assigned
O9X	No Prefix Assigned
O9Y	No Prefix Assigned
O9Z	No Prefix Assigned
P2A	Regence Blue Cross Blue Shield
P2B	Highmark Blue-Cross Blue-Shield of Pennsylvania
P2C	Anthem Blue Cross Blue Shield Missouri
P2D	Anthem Blue Cross Blue Shield Missouri
P2E	Independence Blue Cross of Philadelphia and Southeastern Pennsylvania
P2F	Blue Cross Blue Shield Illinois
P2G	Anthem Blue Cross Blue Shield Missouri
P2H	Regence Blue Cross Blue Shield
P2I	Anthem Blue Cross of California
P2J	Anthem Blue Cross Blue Shield Kentucky
P2K	Blue Cross Blue Shield Illinois
P2L	Anthem Blue Cross Blue Shield Kentucky
P2M	Regence Blue Cross Blue Shield
P2N	Anthem Blue Cross Blue Shield Kentucky
P2O	Anthem Blue Cross Blue Shield Kentucky
P2P	Regence Blue Cross Blue Shield
P2Q	Anthem Blue Cross Blue Shield Kentucky
P2R	Regence Blue Cross Blue Shield
P2S	Anthem Blue Cross Blue Shield Kentucky
P2T	Blue Cross Blue Shield Illinois
P2U	Anthem Blue Cross Blue Shield Kentucky
P2V	Anthem Blue Cross Blue Shield Kentucky
P2W	Blue Cross Blue Shield Illinois
P2X	Blue Cross Blue Shield Illinois
P2Y	Anthem Blue Cross Blue Shield Kentucky
P2Z	Anthem Blue Cross Blue Shield Kentucky
P3A	Regence Blue Cross Blue Shield
P3B	Highmark Blue-Cross Blue-Shield of Pennsylvania
P3C	Capital Blue Cross of Pennsylvania
P3D	Anthem Blue Cross Blue Shield Kentucky
P3E	Highmark Blue-Cross Blue-Shield of Pennsylvania
P3F	Highmark Blue-Cross Blue-Shield of Pennsylvania
P3G	Anthem Blue Cross Blue Shield Kentucky
P3H	Independence Blue Cross of Philadelphia and Southeastern Pennsylvania
P3I	Anthem Blue Cross Blue Shield Kentucky
P3J	Anthem Blue Cross Blue Shield Kentucky
P3K	Anthem Blue Cross Blue Shield Kentucky
P3L	Premera Blue Cross of Alaska
P3M	Premera Blue Cross of Alaska
P3N	Anthem Blue Cross Blue Shield Georgia
P3O	Capital Blue Cross of Pennsylvania
P3P	Blue Cross Blue Shield Texas
P3Q	Anthem Blue Cross Blue Shield Georgia
P3R	Anthem Blue-Cross Blue-Shield of Ohio
P3S	Anthem Blue Cross Blue Shield Colorado
P3T	Premera Blue Cross of Alaska
P3U	Anthem Blue Cross Blue Shield Colorado
P3V	Anthem Blue Cross of California
P3W	Blue Cross Blue Shield Illinois
P3X	Blue Cross Blue Shield Illinois
P3Y	Anthem Blue Cross Blue Shield Colorado
P3Z	Premera Blue Cross of Alaska
P4A	Blue Cross Blue Shield Minnesota
P4B	Highmark Blue-Cross Blue-Shield of Pennsylvania
P4C	Florida-Blue
P4D	Highmark Blue-Cross Blue-Shield of Pennsylvania
P4E	Anthem Blue Cross Blue Shield Colorado
P4F	Blue Cross Blue Shield Illinois
P4G	Capital Blue Cross of Pennsylvania
P4H	Anthem Blue Cross Blue Shield Virginia
P4I	Not Prefix Assigned
P4J	Blue Cross Blue Shield Minnesota
P4K	Premera Blue Cross of Alaska
P4L	Anthem Blue Cross of California
P4M	Capital Blue Cross of Pennsylvania
P4N	Anthem Blue Cross Blue Shield New Hampshire
P4O	Not Prefix Assigned
P4P	Blue Cross Blue Shield Michigan
P4Q	Blue Cross Blue Shield Michigan
P4R	Not Prefix Assigned
P4S	Blue Cross Blue Shield Alabama
P4T	Premera Blue Cross of Alaska
P4U	Not Prefix Assigned
P4V	Anthem Blue Cross Blue Shield Connecticut
P4W	Blue Cross Blue Shield Illinois
P4X	Blue Cross Blue Shield Illinois
P4Y	Empire Blue Cross Blue Shield New York
P4Z	Anthem Blue Cross Blue Shield New Hampshire
P5A	Anthem Blue Cross Blue Shield Indiana
P5B	Anthem Blue Cross of California
P5C	Blue Cross Blue Shield Illinois
P5D	Capital Blue Cross of Pennsylvania
P5E	Independence Blue Cross of Philadelphia and Southeastern Pennsylvania
P5F	Highmark Blue-Cross Blue-Shield of Pennsylvania
P5G	Anthem Blue Cross Blue Shield Georgia
P5H	Anthem Blue Cross of California
P5I	Not Prefix Assigned
P5J	Blue Cross Blue Shield Minnesota
P5K	Carefirst Blue-Cross Blue-Shield
P5L	Highmark Blue-Cross Blue-Shield of Pennsylvania
P5M	Independence Blue Cross of Philadelphia and Southeastern Pennsylvania
P5N	Highmark Blue-Cross Blue-Shield of Pennsylvania
P5O	Not Prefix Assigned
P5P	Anthem Blue Cross Blue Shield Georgia
P5Q	Not Prefix Assigned
P5R	Anthem Blue Cross Blue Shield Missouri
P5S	Anthem Blue Cross of California
P5T	Blue Cross Blue Shield Texas
P5U	Blue Cross Blue Shield Illinois
P5V	Regence Blue Cross Blue Shield
P5W	Blue Cross Blue Shield Illinois
P5X	Highmark Blue-Cross Blue-Shield of Pennsylvania
P5Y	Anthem Blue Cross of California
P5Z	Anthem Blue Cross Blue Shield Virginia
P6A	Highmark Blue-Cross Blue-Shield of Pennsylvania
P6B	Premera Blue Cross of Alaska
P6C	Blue Cross Blue Shield Illinois
P6D	Blue Cross Blue Shield Illinois
P6E	Blue Cross Blue Shield Illinois
P6F	Anthem Blue Cross Blue Shield Georgia
P6G	Not Prefix Assigned
P6H	Blue Cross Blue Shield Texas
P6I	Not Prefix Assigned
P6J	Not Prefix Assigned
P6K	Blue Cross Blue Shield Texas
P6L	Blue Cross Blue Shield Minnesota
P6M	Highmark Blue-Cross Blue-Shield of Pennsylvania
P6N	Highmark Blue-Cross Blue-Shield of Pennsylvania
P6O	Not Prefix Assigned
P6P	Blue Cross Blue Shield Illinois
P6Q	Anthem Blue-Cross Blue-Shield of Ohio
P6R	Carefirst Blue-Cross Blue-Shield
P6S	Not Prefix Assigned
P6T	Capital Blue Cross of Pennsylvania
P6U	Regence Blue Cross Blue Shield
P6V	Regence Blue Cross Blue Shield
P6W	Blue Cross Blue Shield Illinois
P6X	Carefirst Blue-Cross Blue-Shield
P6Y	Not Prefix Assigned
P6Z	Premera Blue Cross of Alaska
P7A	Blue Cross Blue Shield Illinois
P7B	Regence Blue Cross Blue Shield
P7C	Blue Cross Blue Shield Illinois
P7D	Carefirst Blue-Cross Blue-Shield
P7E	Anthem Blue Cross Blue Shield Colorado
P7F	Blue Cross Blue Shield Michigan
P7G	Blue Cross Blue Shield Michigan
P7H	Regence Blue Cross Blue Shield
P7I	Not Prefix Assigned
P7J	Highmark Blue-Cross Blue-Shield of Pennsylvania
P7K	Not Prefix Assigned
P7L	Highmark Blue-Cross Blue-Shield of Pennsylvania
P7M	Anthem Blue Cross Blue Shield Georgia
P7N	Highmark Blue-Cross Blue-Shield of Pennsylvania
P7O	Not Prefix Assigned
P7P	Blue Cross Blue Shield Illinois
P7Q	Not Prefix Assigned
P7R	Anthem Blue Cross Blue Shield Missouri
P7S	Regence Blue Cross Blue Shield
P7T	Highmark Blue-Cross Blue-Shield of Pennsylvania
P7U	Not Prefix Assigned
P7V	Carefirst Blue-Cross Blue-Shield
P7W	Blue Cross Blue Shield Illinois
P7X	Anthem Blue Cross Blue Shield Wisconsin
P7Y	Anthem Blue Cross of California
P7Z	Anthem Blue Cross Blue Shield Wisconsin
P8A	Anthem Blue Cross Blue Shield Colorado
P8B	Anthem Blue Cross Blue Shield Virginia
P8C	Blue Cross Blue Shield Illinois
P8D	Not Prefix Assigned
P8E	Not Prefix Assigned
P8F	Anthem Blue Cross of California
P8G	Anthem Blue Cross of California
P8H	Regence Blue Cross Blue Shield
P8I	Not Prefix Assigned
P8J	Anthem Blue Cross Blue Shield Indiana
P8K	Anthem Blue Cross Blue Shield Indiana
P8L	Premera Blue Cross of Alaska
P8M	Premera Blue Cross of Alaska
P8N	Premera Blue Cross of Alaska
P8O	Not Prefix Assigned
P8P	Blue Cross Blue Shield Illinois
P8Q	Not Prefix Assigned
P8R	Premera Blue Cross of Alaska
P8S	Anthem Blue-Cross Blue-Shield of Ohio
P8T	Blue Cross Blue Shield Illinois
P8U	Not Prefix Assigned
P8V	Premera Blue Cross of Alaska
P8W	Blue Cross Blue Shield Illinois
P8X	Premera Blue Cross of Alaska
P8Y	Not Prefix Assigned
P8Z	Anthem Blue Cross Blue Shield Indiana
P9A	Anthem Blue Cross Blue Shield Missouri
P9B	Anthem Blue Cross of California
P9C	Anthem Blue Cross Blue Shield Georgia
P9D	Empire Blue Cross Blue Shield New York
P9E	Anthem Blue Cross Blue Shield Wisconsin
P9F	Anthem Blue Cross of California
P9G	Anthem Blue Cross Blue Shield Indiana
P9H	Not Prefix Assigned
P9I	Not Prefix Assigned
P9J	Not Prefix Assigned
P9K	Not Prefix Assigned
P9L	Not Prefix Assigned
P9M	Premera Blue Cross of Alaska
P9N	Regence Blue Cross Blue Shield
P9O	Not Prefix Assigned
P9P	Blue Cross Blue Shield Minnesota
P9Q	Not Prefix Assigned
P9R	Anthem Blue Cross Blue Shield Missouri
P9S	Anthem Blue Cross of California
P9T	Empire Blue Cross Blue Shield New York
P9U	Not Prefix Assigned
P9V	Not Prefix Assigned
P9W	Blue Cross Blue Shield Illinois
P9X	Anthem Blue Cross Blue Shield Georgia
P9Y	Not Prefix Assigned
P9Z	Anthem Blue Cross of California
Q2A	Premera Blue Cross of Alaska
Q2B	Anthem Blue Cross Blue Shield Colorado
Q2C	Anthem Blue Cross Blue Shield Virginia
Q2D	Anthem Blue-Cross Blue-Shield of Indiana
Q2E	Anthem Blue Cross Blue Shield Colorado
Q2F	Anthem Blue Cross Blue Shield Colorado
Q2G	Anthem Blue Cross Blue Shield Colorado
Q2H	Anthem Blue Cross Blue Shield Colorado
Q2I	No Prefix Assigned
Q2J	No Prefix Assigned
Q2K	Anthem Blue Cross Blue Shield Colorado
Q2L	Blue Cross Blue Shield Michigan
Q2M	Anthem Blue Cross Blue Shield Colorado
Q2N	Anthem Blue Cross Blue Shield Colorado
Q2O	No Prefix Assigned
Q2P	Anthem Blue Cross of California
Q2Q	Anthem Blue Cross of California
Q2R	Anthem Blue Cross of California
Q2S	Anthem Blue Cross of California
Q2T	Anthem Blue Cross of California
Q2U	Anthem Blue Cross Blue Shield Connecticut
Q2V	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
Q2W	Anthem Blue Cross Blue Shield Colorado
Q2X	Anthem Blue Cross Blue Shield Connecticut
Q2Y	Anthem Blue Cross of California
Q2Z	Anthem Blue Cross of California
Q3A	No Prefix Assigned
Q3B	No Prefix Assigned
Q3C	No Prefix Assigned
Q3D	Anthem Blue Cross of California
Q3E	No Prefix Assigned
Q3F	No Prefix Assigned
Q3G	No Prefix Assigned
Q3H	No Prefix Assigned
Q3I	No Prefix Assigned
Q3J	No Prefix Assigned
Q3K	No Prefix Assigned
Q3L	No Prefix Assigned
Q3M	No Prefix Assigned
Q3N	Empire Blue Cross Blue Shield New York
Q3O	No Prefix Assigned
Q3P	No Prefix Assigned
Q3Q	No Prefix Assigned
Q3R	No Prefix Assigned
Q3S	Anthem Blue Cross of California
Q3T	No Prefix Assigned
Q3U	No Prefix Assigned
Q3V	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
Q3W	No Prefix Assigned
Q3X	No Prefix Assigned
Q3Y	No Prefix Assigned
Q3Z	No Prefix Assigned
Q4A	Empire Blue Cross Blue Shield New York
Q4B	No Prefix Assigned
Q4C	Blue Cross Blue Shield of Vermont
Q4D	No Prefix Assigned
Q4E	No Prefix Assigned
Q4F	No Prefix Assigned
Q4G	Anthem Blue Cross Blue Shield Wisconsin
Q4H	No Prefix Assigned
Q4I	No Prefix Assigned
Q4J	No Prefix Assigned
Q4K	No Prefix Assigned
Q4L	No Prefix Assigned
Q4M	Anthem Blue Cross Blue Shield Ohio
Q4N	No Prefix Assigned
Q4O	No Prefix Assigned
Q4P	No Prefix Assigned
Q4Q	No Prefix Assigned
Q4R	No Prefix Assigned
Q4S	No Prefix Assigned
Q4T	No Prefix Assigned
Q4U	No Prefix Assigned
Q4V	No Prefix Assigned
Q4W	No Prefix Assigned
Q4X	No Prefix Assigned
Q4Y	No Prefix Assigned
Q4Z	No Prefix Assigned
Q5A	Anthem Blue Cross Blue Shield Colorado
Q5B	No Prefix Assigned
Q5C	No Prefix Assigned
Q5D	No Prefix Assigned
Q5E	No Prefix Assigned
Q5F	No Prefix Assigned
Q5G	No Prefix Assigned
Q5H	No Prefix Assigned
Q5I	No Prefix Assigned
Q5J	No Prefix Assigned
Q5K	No Prefix Assigned
Q5L	No Prefix Assigned
Q5M	No Prefix Assigned
Q5N	No Prefix Assigned
Q5O	No Prefix Assigned
Q5P	No Prefix Assigned
Q5Q	Premera Blue Cross of Alaska
Q5R	No Prefix Assigned
Q5S	No Prefix Assigned
Q5T	No Prefix Assigned
Q5U	No Prefix Assigned
Q5V	No Prefix Assigned
Q5W	No Prefix Assigned
Q5X	No Prefix Assigned
Q5Y	No Prefix Assigned
Q5Z	No Prefix Assigned
Q6A	Anthem Blue Cross Blue Shield Wisconsin
Q6B	No Prefix Assigned
Q6C	No Prefix Assigned
Q6D	No Prefix Assigned
Q6E	No Prefix Assigned
Q6F	No Prefix Assigned
Q6G	No Prefix Assigned
Q6H	No Prefix Assigned
Q6I	No Prefix Assigned
Q6J	No Prefix Assigned
Q6K	No Prefix Assigned
Q6L	No Prefix Assigned
Q6M	No Prefix Assigned
Q6N	No Prefix Assigned
Q6O	No Prefix Assigned
Q6P	No Prefix Assigned
Q6Q	No Prefix Assigned
Q6R	No Prefix Assigned
Q6S	No Prefix Assigned
Q6T	No Prefix Assigned
Q6U	No Prefix Assigned
Q6V	No Prefix Assigned
Q6W	No Prefix Assigned
Q6X	No Prefix Assigned
Q6Y	No Prefix Assigned
Q6Z	No Prefix Assigned
Q7A	No Prefix Assigned
Q7B	No Prefix Assigned
Q7C	Anthem Blue Cross of California
Q7D	No Prefix Assigned
Q7E	No Prefix Assigned
Q7F	No Prefix Assigned
Q7G	No Prefix Assigned
Q7H	No Prefix Assigned
Q7I	No Prefix Assigned
Q7J	No Prefix Assigned
Q7K	No Prefix Assigned
Q7L	No Prefix Assigned
Q7M	No Prefix Assigned
Q7N	No Prefix Assigned
Q7O	No Prefix Assigned
Q7P	No Prefix Assigned
Q7Q	No Prefix Assigned
Q7R	No Prefix Assigned
Q7S	No Prefix Assigned
Q7T	No Prefix Assigned
Q7U	No Prefix Assigned
Q7V	No Prefix Assigned
Q7W	No Prefix Assigned
Q7X	No Prefix Assigned
Q7Y	No Prefix Assigned
Q7Z	No Prefix Assigned
Q8A	No Prefix Assigned
Q8B	No Prefix Assigned
Q8C	Highmark Blue-Cross Blue-Shield of Pennsylvania
Q8D	No Prefix Assigned
Q8E	No Prefix Assigned
Q8F	No Prefix Assigned
Q8G	No Prefix Assigned
Q8H	No Prefix Assigned
Q8I	No Prefix Assigned
Q8J	No Prefix Assigned
Q8K	No Prefix Assigned
Q8L	No Prefix Assigned
Q8M	No Prefix Assigned
Q8N	No Prefix Assigned
Q8O	No Prefix Assigned
Q8P	No Prefix Assigned
Q8Q	No Prefix Assigned
Q8R	No Prefix Assigned
Q8S	No Prefix Assigned
Q8T	No Prefix Assigned
Q8U	No Prefix Assigned
Q8V	No Prefix Assigned
Q8W	No Prefix Assigned
Q8X	No Prefix Assigned
Q8Y	No Prefix Assigned
Q8Z	No Prefix Assigned
Q9A	No Prefix Assigned
Q9B	No Prefix Assigned
Q9C	Anthem Blue Cross of California
Q9D	No Prefix Assigned
Q9E	No Prefix Assigned
Q9F	No Prefix Assigned
Q9G	No Prefix Assigned
Q9H	No Prefix Assigned
Q9I	No Prefix Assigned
Q9J	No Prefix Assigned
Q9K	No Prefix Assigned
Q9L	No Prefix Assigned
Q9M	No Prefix Assigned
Q9N	No Prefix Assigned
Q9O	No Prefix Assigned
Q9P	No Prefix Assigned
Q9Q	No Prefix Assigned
Q9R	No Prefix Assigned
Q9S	No Prefix Assigned
Q9T	No Prefix Assigned
Q9U	No Prefix Assigned
Q9V	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
Q9W	No Prefix Assigned
Q9X	No Prefix Assigned
Q9Y	No Prefix Assigned
Q9Z	No Prefix Assigned
R2A	Highmark Blue Cross Blue Shield Pennsylvania
R2B	Blue Cross Blue Shield Illinois
R2C	Premera Blue Cross of Alaska
R2D	Blue Cross Blue Shield Illinois
R2E	Blue Cross Blue Shield Illinois
R2F	Blue Cross Blue Shield Illinois
R2G	Blue-Cross Blue-Shield of Texas
R2H	Anthem Blue Cross Blue Shield Indiana
R2I	Blue Cross Blue Shield Rhode Island
R2J	Anthem Blue Cross Blue Shield Ohio
R2K	Anthem Blue Cross Blue Shield Ohio
R2L	Highmark Blue Cross Blue Shield Pennsylvania
R2M	Empire Blue Cross Blue Shield New York
R2N	Empire Blue Cross Blue Shield New York
R2O	No Prefix Assigned
R2P	Regence Blue Cross Blue Shield
R2Q	Anthem Blue Cross Blue Shield Indiana
R2R	Empire Blue Cross Blue Shield New York
R2S	Regence Blue Cross Blue Shield
R2T	Blue Cross Blue Shield Illinois
R2U	Blue Cross Blue Shield Illinois
R2V	Anthem Blue Cross Blue Shield Georgia
R2W	Anthem Blue Cross Blue Shield Ohio
R2X	Premera Blue Cross of Alaska
R2Y	Anthem Blue Cross Blue Shield Indiana
R2Z	Anthem Blue Cross Blue Shield Ohio
R3A	Anthem Blue Cross Blue Shield Ohio
R3B	Blue-Cross Blue-Shield of Texas
R3C	Blue Cross of Vermont
R3D	Premera Blue Cross of Alaska
R3E	Anthem Blue Cross Blue Shield Virginia
R3F	Blue Cross Blue Shield Illinois
R3G	Anthem Blue Cross Blue Shield Ohio
R3H	Anthem Blue Cross Blue Shield Georgia
R3I	No Prefix Assigned
R3J	Blue-Cross Blue-Shield of Texas
R3K	Blue Cross Blue Shield Illinois
R3L	Anthem Blue Cross Blue Shield Ohio
R3M	Empire Blue Cross Blue Shield New York
R3N	Anthem Blue-Cross Blue-Shield of Missouri
R3O	No Prefix Assigned
R3P	Blue Cross Blue Shield Illinois
R3Q	Independence Blue-Cross of Pennsylvania
R3R	Regence Blue Cross Blue Shield
R3S	Blue Cross Blue Shield Illinois
R3T	Blue Cross Blue Shield Illinois
R3U	Blue Cross Blue Shield Illinois
R3V	Blue Cross Blue Shield Illinois
R3W	Premera Blue Cross of Alaska
R3X	Empire Blue Cross Blue Shield New York
R3Y	Blue Cross Blue Shield Illinois
R3Z	Anthem Blue Cross of California
R4A	Highmark Blue Cross Blue Shield Pennsylvania
R4B	Blue-Cross Blue-Shield of Texas
R4C	Blue-Cross Blue-Shield of Texas
R4D	Premera Blue Cross of Alaska
R4E	Anthem Blue-Cross Blue-Shield of Wisconsin
R4F	Blue Cross Blue Shield Illinois
R4G	Blue Cross Blue Shield Illinois
R4H	No Prefix Assigned
R4I	No Prefix Assigned
R4J	Anthem Blue-Cross Blue-Shield of Wisconsin
R4K	Anthem Blue-Cross Blue-Shield of Wisconsin
R4L	Anthem Blue-Cross Blue-Shield of Wisconsin
R4M	Carefirst Blue Cross Blue-Shield
R4N	Anthem Blue-Cross Blue-Shield of Wisconsin
R4O	No Prefix Assigned
R4P	Blue Cross Blue Shield Illinois
R4Q	No Prefix Assigned
R4R	Anthem Blue Cross Blue Shield Indiana
R4S	Premera Blue Cross of Alaska
R4T	Blue Cross Blue Shield Illinois
R4U	Anthem Blue Cross of California
R4V	No Prefix Assigned
R4W	Anthem Blue Cross Blue Shield Indiana
R4X	Anthem Blue Cross Blue Shield Indiana
R4Y	Anthem Blue Cross Blue Shield Indiana
R4Z	Anthem Blue Cross Blue Shield Indiana
R5A	Carefirst Blue Cross Blue-Shield
R5B	Blue Cross Blue Shield Illinois
R5C	Blue Cross Blue Shield Illinois
R5D	Blue Cross Blue Shield Illinois
R5E	Blue Cross Blue Shield Illinois
R5F	Blue Cross Blue Shield Illinois
R5G	Blue Cross Blue Shield Illinois
R5H	Blue Cross Blue Shield Illinois
R5I	No Prefix Assigned
R5J	No Prefix Assigned
R5K	No Prefix Assigned
R5L	Blue Cross Blue Shield Massachusetts
R5M	Anthem Blue Cross Blue Shield Georgia
R5N	Blue Cross Blue Shield Illinois
R5O	No Prefix Assigned
R5P	Anthem Blue Cross Blue Shield Georgia
R5Q	No Prefix Assigned
R5R	No Prefix Assigned
R5S	No Prefix Assigned
R5T	Carefirst Blue Cross Blue-Shield
R5U	No Prefix Assigned
R5V	Anthem Blue Cross of California
R5W	Anthem Blue Cross Blue Shield Ohio
R5X	No Prefix Assigned
R5Y	No Prefix Assigned
R5Z	No Prefix Assigned
R6A	Anthem Blue Cross Blue Shield Ohio
R6B	No Prefix Assigned
R6C	Anthem Blue Cross Blue Shield Georgia
R6D	Regence Blue Cross Blue Shield
R6E	No Prefix Assigned
R6F	Blue Cross Blue Shield Illinois
R6G	Blue Cross Blue Shield Massachusetts
R6H	Anthem Blue Cross Blue Shield Georgia
R6I	No Prefix Assigned
R6J	No Prefix Assigned
R6K	No Prefix Assigned
R6L	Anthem Blue Cross Blue Shield Georgia
R6M	Anthem Blue Cross Blue Shield Ohio
R6N	Blue Cross Blue Shield Illinois
R6O	No Prefix Assigned
R6P	Premera Blue Cross of Alaska
R6Q	No Prefix Assigned
R6R	No Prefix Assigned
R6S	Regence Blue Cross Blue Shield
R6T	Regence Blue Cross Blue Shield
R6U	No Prefix Assigned
R6V	No Prefix Assigned
R6W	Anthem Blue Cross Blue Shield Ohio
R6X	No Prefix Assigned
R6Y	No Prefix Assigned
R6Z	No Prefix Assigned
R7A	Anthem Blue Cross Blue Shield Virginia
R7B	Empire Blue Cross Blue Shield New York
R7C	Empire Blue Cross Blue Shield New York
R7D	No Prefix Assigned
R7E	No Prefix Assigned
R7F	Regence Blue Cross Blue Shield
R7G	Anthem Blue Cross Blue Shield Georgia
R7H	No Prefix Assigned
R7I	No Prefix Assigned
R7J	No Prefix Assigned
R7K	No Prefix Assigned
R7L	Anthem Blue-Cross Blue-Shield of Wisconsin
R7M	Anthem Blue Cross Blue Shield Indiana
R7N	Anthem Blue Cross Blue Shield Georgia
R7O	No Prefix Assigned
R7P	Anthem Blue Cross Blue Shield Georgia
R7Q	No Prefix Assigned
R7R	Anthem Blue Cross Blue Shield Georgia
R7S	No Prefix Assigned
R7T	Blue-Cross Blue-Shield of Texas
R7U	No Prefix Assigned
R7V	No Prefix Assigned
R7W	No Prefix Assigned
R7X	No Prefix Assigned
R7Y	No Prefix Assigned
R7Z	No Prefix Assigned
R8A	Anthem Blue Cross of California
R8B	Anthem Blue Cross Blue Shield Virginia
R8C	Premera Blue Cross of Alaska
R8D	No Prefix Assigned
R8E	No Prefix Assigned
R8F	Blue Cross of Vermont
R8G	Carefirst Blue Cross Blue-Shield
R8H	Anthem Blue Cross Blue Shield Georgia
R8I	No Prefix Assigned
R8J	No Prefix Assigned
R8K	No Prefix Assigned
R8L	No Prefix Assigned
R8M	No Prefix Assigned
R8N	Highmark Blue Cross Blue Shield Pennsylvania
R8O	No Prefix Assigned
R8P	No Prefix Assigned
R8Q	No Prefix Assigned
R8R	No Prefix Assigned
R8S	No Prefix Assigned
R8T	Anthem Blue Cross of California
R8U	No Prefix Assigned
R8V	Highmark Blue Cross Blue Shield Pennsylvania
R8W	No Prefix Assigned
R8X	No Prefix Assigned
R8Y	No Prefix Assigned
R8Z	No Prefix Assigned
R9A	Anthem Blue Cross Blue Shield Indiana
R9B	Anthem Blue-Cross Blue-Shield of Wisconsin
R9C	Anthem Blue Cross Blue Shield Georgia
R9D	Empire Blue Cross Blue Shield New York
R9E	No Prefix Assigned
R9F	Anthem Blue Cross Blue Shield Georgia
R9G	Blue Cross Blue Shield Massachusetts
R9H	No Prefix Assigned
R9I	No Prefix Assigned
R9J	No Prefix Assigned
R9K	No Prefix Assigned
R9L	No Prefix Assigned
R9M	Anthem Blue Cross Blue Shield Ohio
R9N	No Prefix Assigned
R9O	No Prefix Assigned
R9P	Blue Cross of Vermont
R9Q	No Prefix Assigned
R9R	Anthem Blue Cross Blue Shield Ohio
R9S	No Prefix Assigned
R9T	Anthem Blue Cross Blue Shield Georgia
R9U	No Prefix Assigned
R9V	No Prefix Assigned
R9W	Anthem Blue Cross Blue Shield Ohio
R9X	No Prefix Assigned
R9Y	No Prefix Assigned
R9Z	No Prefix Assigned
S2A	Blue Cross Blue Shield of Western New York
S2B	Blue Cross Blue Shield of Illinois
S2C	Blue Cross Blue Shield of Illinois
S2D	Blue Cross Blue Shield of Texas
S2E	Blue Cross Blue Shield of Illinois
S2F	Blue Cross Blue Shield of Illinois
S2G	Blue Cross Blue Shield of Texas
S2H	Blue Cross Blue Shield of Alabama
S2I	Anthem Blue Cross Blue Shield of Wisconsin
S2J	Blue Cross Blue Shield of Illinois
S2K	Blue Cross Blue Shield of Texas
S2L	Blue Cross Blue Shield of Illinois
S2M	Regence Blue Cross Blue Shield
S2N	Blue Cross Blue Shield of Illinois
S2O	Blue Cross Blue Shield of North Carolina
S2P	Blue Cross Blue Shield of Illinois
S2Q	Blue Cross Blue Shield of Massachusetts
S2R	Blue Cross Blue Shield of Illinois
S2S	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
S2T	Blue Cross Blue Shield of Illinois
S2U	Anthem Blue-Cross
S2V	Blue Cross Blue Shield of Illinois
S2W	Blue Cross Blue Shield of Illinois
S2X	Blue Cross Blue Shield of Texas
S2Y	Blue Cross Blue Shield of Illinois
S2Z	Blue Cross Blue Shield of Texas
S3A	Blue-Shield of Northeastern New York
S3B	Premera Blue Cross Blue Shield of Alaska
S3C	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
S3D	Blue Cross Blue Shield of Illinois
S3E	Blue Cross Blue Shield of Illinois
S3F	Blue Cross Blue Shield of Illinois
S3G	Premera Blue-Cross of Alaska
S3H	Blue Cross Blue Shield of Texas
S3I	Anthem Blue Cross Blue Shield of Georgia
S3J	Carefirst Blue Cross Blue Shield
S3K	Blue Cross Blue Shield of Texas
S3L	Blue Cross Blue Shield of Illinois
S3M	Blue Cross Blue Shield of Illinois
S3N	Highmark Blue Cross Blue Shield of Pennsylvania
S3O	Highmark Blue-Shield of Pennsylvania
S3P	Blue Cross Blue Shield of Illinois
S3Q	Anthem Blue-Cross
S3R	Highmark Blue Cross Blue Shield of Pennsylvania
S3S	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
S3T	Blue Cross Blue Shield of Western New York
S3U	Highmark Blue Cross Blue Shield of Delaware
S3V	Highmark Blue-Shield of Pennsylvania
S3W	Anthem Blue Cross Blue Shield of Georgia
S3X	Anthem Blue-Cross
S3Y	Blue Cross Blue Shield of Massachusetts
S3Z	Blue Cross Blue Shield of Arizona
S4A	Premera Blue-Cross of Alaska
S4B	Premera Blue Cross Blue Shield of Alaska
S4C	Premera Blue-Cross of Alaska
S4D	Premera Blue Cross Blue Shield of Alaska
S4E	Premera Blue Cross Blue Shield of Alaska
S4F	Blue Cross Blue Shield of Illinois
S4G	Blue Cross Blue Shield of Massachusetts
S4H	Anthem Blue Cross Blue Shield of Missouri
S4I	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
S4J	Carefirst Blue Cross Blue Shield
S4K	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
S4L	Blue Cross Blue Shield of Illinois
S4M	Blue Cross Blue Shield of Illinois
S4N	Blue Cross Blue Shield of Illinois
S4O	Prefix Unallocated/Not Assigned
S4P	Blue Cross Blue Shield of Illinois
S4Q	Premera Blue Cross Blue Shield of Alaska
S4R	Empire Blue Cross Blue Shield of New York
S4S	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
S4T	Carefirst Blue Cross Blue Shield
S4U	Blue Cross Blue Shield of Texas
S4V	Premera Blue-Cross of Alaska
S4W	Regence Blue Cross Blue Shield
S4X	Blue Cross Blue Shield of Texas
S4Y	Premera Blue Cross Blue Shield of Alaska
S4Z	Carefirst Blue Cross Blue Shield
S5A	Blue Cross Blue Shield of Texas
S5B	Anthem Blue Cross Blue Shield of Colorado
S5C	Blue Cross Blue Shield of Massachusetts
S5D	Anthem Blue-Cross
S5E	Blue Cross Blue Shield of Texas
S5F	Prefix Unallocated/Not Assigned
S5G	Anthem Blue Cross Blue Shield of Indiana
S5H	Anthem Blue Cross Blue Shield of Missouri
S5I	Prefix Unallocated/Not Assigned
S5J	Anthem Blue Cross Blue Shield of Connecticut
S5K	Anthem Blue Cross Blue Shield of Connecticut
S5L	Blue Cross Blue Shield of Illinois
S5M	Blue Cross Blue Shield of Illinois
S5N	Blue Cross Blue Shield of Texas
S5O	Prefix Unallocated/Not Assigned
S5P	Blue Cross Blue Shield of Minnesota
S5Q	Premera Blue Cross Blue Shield of Alaska
S5R	Anthem Blue Cross Blue Shield of Georgia
S5S	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
S5T	Blue Cross Blue Shield of Illinois
S5U	Blue Cross Blue Shield of Texas
S5V	Capital Blue-Cross of Pennsylvania
S5W	Premera Blue Cross Blue Shield of Alaska
S5X	Anthem Blue Cross Blue Shield of Connecticut
S5Y	Anthem Blue Cross Blue Shield of Connecticut
S5Z	Anthem Blue Cross Blue Shield of Connecticut
S6A	Blue Cross Blue Shield of Texas
S6B	Blue Cross Blue Shield of Illinois
S6C	Anthem Blue Cross Blue Shield of Virginia
S6D	Anthem Blue Cross Blue Shield of Missouri
S6E	Blue Cross Blue Shield of Texas
S6F	Premera Blue Cross Blue Shield of Alaska
S6G	Anthem Blue Cross Blue Shield of Connecticut
S6H	Blue Cross Blue Shield of Minnesota
S6I	Prefix Unallocated/Not Assigned
S6J	Anthem Blue Cross Blue Shield of Wisconsin
S6K	Anthem Blue Cross Blue Shield of Ohio
S6L	Blue Cross Blue Shield of Texas
S6M	Anthem Blue Cross Blue Shield of Kentucky
S6N	Blue Cross Blue Shield of Texas
S6O	Prefix Unallocated/Not Assigned
S6P	Regence Blue Cross Blue Shield
S6Q	Empire Blue Cross Blue Shield of New York
S6R	Anthem Blue Cross Blue Shield of Maine
S6S	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
S6T	Carefirst Blue Cross Blue Shield
S6U	Blue Cross Blue Shield of Texas
S6V	Anthem Blue-Cross
S6W	Regence Blue Cross Blue Shield
S6X	Anthem Blue-Cross
S6Y	Blue Cross Blue Shield of Illinois
S6Z	Anthem Blue Cross Blue Shield of Missouri
S7A	Anthem Blue Cross Blue Shield of Missouri
S7B	Anthem Blue Cross Blue Shield of Missouri
S7C	Anthem Blue Cross Blue Shield of Missouri
S7D	Anthem Blue Cross Blue Shield of Wisconsin
S7E	Regence Blue Cross Blue Shield
S7F	Anthem Blue-Cross
S7G	Anthem Blue Cross Blue Shield of Virginia
S7H	Blue Cross Blue Shield of Illinois
S7I	Prefix Unallocated/Not Assigned
S7J	Horizon Blue Cross Blue Shield of New Jersey
S7K	Horizon Blue Cross Blue Shield of New Jersey
S7L	Regence Blue Cross Blue Shield
S7M	Carefirst Blue Cross Blue Shield
S7N	Prefix Unallocated/Not Assigned
S7O	Prefix Unallocated/Not Assigned
S7P	Blue Cross Blue Shield of Illinois
S7Q	Anthem Blue Cross Blue Shield of Missouri
S7R	Anthem Blue-Cross
S7S	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
S7T	Blue Cross Blue Shield of Illinois
S7U	Blue Cross Blue Shield of Texas
S7V	Anthem Blue Cross Blue Shield of Georgia
S7W	Premera Blue Cross Blue Shield of Alaska
S7X	Blue Cross Blue Shield of Illinois
S7Y	Premera Blue Cross Blue Shield of Alaska
S7Z	Anthem Blue-Cross
S8A	Anthem Blue Cross Blue Shield of Ohio
S8B	Blue Cross Blue Shield of Texas
S8C	Empire Blue Cross Blue Shield of New York
S8D	Anthem Blue Cross Blue Shield of Indiana
S8E	Premera Blue Cross Blue Shield of Alaska
S8F	Anthem Blue Cross Blue Shield of Indiana
S8G	Anthem Blue Cross Blue Shield of Indiana
S8H	Anthem Blue Cross Blue Shield of Indiana
S8I	Prefix Unallocated/Not Assigned
S8J	Anthem Blue Cross Blue Shield of Indiana
S8K	Premera Blue Cross Blue Shield of Alaska
S8L	Blue Cross Blue Shield of Illinois
S8M	Blue Cross Blue Shield of Texas
S8N	Blue Cross Blue Shield of Minnesota
S8O	Prefix Unallocated/Not Assigned
S8P	Anthem Blue Cross Blue Shield of Indiana
S8Q	Anthem Blue Cross Blue Shield of Indiana
S8R	Blue Cross Blue Shield of Texas
S8S	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
S8T	Anthem Blue Cross Blue Shield of Missouri
S8U	Prefix Unallocated/Not Assigned
S8V	Anthem Blue Cross Blue Shield of Indiana
S8W	Anthem Blue Cross Blue Shield of Indiana
S8X	Anthem Blue Cross Blue Shield of Indiana
S8Y	Highmark Blue Cross Blue Shield of Pennsylvania
S8Z	Anthem Blue Cross Blue Shield of Indiana
S9A	Anthem Blue Cross Blue Shield of Missouri
S9B	Premera Blue Cross Blue Shield of Alaska
S9C	Blue Cross Blue Shield of Texas
S9D	Anthem Blue Cross Blue Shield of Indiana
S9E	Carefirst Blue Cross Blue Shield
S9F	Anthem Blue Cross Blue Shield of Missouri
S9G	Blue Cross Blue Shield of Texas
S9H	Regence Blue Cross Blue Shield
S9I	Prefix Unallocated/Not Assigned
S9J	Anthem Blue Cross Blue Shield of Missouri
S9K	Regence Blue Cross Blue Shield
S9L	Regence Blue Cross Blue Shield
S9M	Blue Cross Blue Shield of Michigan
S9N	Blue Cross Blue Shield of Texas
S9O	Prefix Unallocated/Not Assigned
S9P	Anthem Blue-Cross
S9Q	Anthem Blue Cross Blue Shield of Missouri
S9R	Anthem Blue Cross Blue Shield of Ohio
S9S	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
S9T	Anthem Blue Cross Blue Shield of Kentucky
S9U	Prefix Unallocated/Not Assigned
S9V	Anthem Blue Cross Blue Shield of Missouri
S9W	Anthem Blue Cross Blue Shield of Missouri
S9X	Anthem Blue Cross Blue Shield of Missouri
S9Y	Prefix Unallocated/Not Assigned
S9Z	Anthem Blue Cross Blue Shield of Connecticut
T2A	Blue Cross Blue Shield of Western New York
T2B	Blue Cross Blue Shield of Illinois
T2C	Blue Cross Blue Shield of Illinois
T2D	Blue Cross Blue Shield of Texas
T2E	Blue Cross Blue Shield of Texas
T2F	Blue Cross Blue Shield of Texas
T2G	Blue Cross Blue Shield of Texas
T2H	Blue Cross Blue Shield of Illinois
T2I	Highmark Blue Cross Blue Shield of Pennsylvania
T2J	Blue Cross Blue Shield of Texas
T2K	Blue Cross Blue Shield of Texas
T2L	Regence Blue Cross Blue Shield
T2M	Anthem Blue Cross of California
T2N	Anthem Blue Cross Blue Shield of Virginia
T2O	Anthem Blue Cross Blue Shield of Kentucky
T2P	Blue Cross Blue Shield of Minnesota
T2Q	Anthem Blue Cross of California
T2R	Blue Cross Blue Shield of Illinois
T2S	Blue Cross Blue Shield of Texas
T2T	Blue Cross Blue Shield of Minnesota
T2U	Blue Cross Blue Shield of Texas
T2V	Capital Blue Cross of Pennsylvania
T2W	Blue Cross Blue Shield of Illinois
T2X	Blue Cross Blue Shield of Illinois
T2Y	Blue Cross Blue Shield of North Dakota
T2Z	Blue Cross Blue Shield of Illinois
T3A	Regence Blue Cross Blue Shield
T3B	Highmark Blue Cross Blue Shield of Pennsylvania
T3C	Regence Blue Cross Blue Shield
T3D	Highmark Blue Cross Blue Shield of Pennsylvania
T3E	Blue Cross Blue Shield of Texas
T3F	Highmark Blue Cross Blue Shield of Pennsylvania
T3G	Capital Blue Cross of Pennsylvania
T3H	Blue Cross Blue Shield of Illinois
T3I	No Prefix Assigned
T3J	Highmark Blue Cross Blue Shield of Pennsylvania
T3K	Blue Cross Blue Shield of Texas
T3L	Capital Blue Cross of Pennsylvania
T3M	Anthem Blue Cross of California
T3N	Anthem Blue Cross of California
T3O	No Prefix Assigned
T3P	Blue Cross Blue Shield of Minnesota
T3Q	No Prefix Assigned
T3R	Blue Cross Blue Shield of Texas
T3S	Blue Cross Blue Shield of Texas
T3T	Blue Cross Blue Shield of Minnesota
T3U	Anthem Blue Cross Blue Shield of Missouri
T3V	Anthem Blue Cross Blue Shield of Ohio
T3W	Highmark Blue Cross Blue Shield of Western New York
T3X	Blue Cross Blue Shield of Texas
T3Y	Anthem Blue Cross of California
T3Z	Anthem Blue Cross of California
T4A	Empire Blue Cross Blue Shield of New York
T4B	Empire Blue Cross Blue Shield of New York
T4C	Empire Blue Cross Blue Shield of New York
T4D	Empire Blue Cross Blue Shield of New York
T4E	Empire Blue Cross Blue Shield of New York
T4F	Empire Blue Cross Blue Shield of New York
T4G	Empire Blue Cross Blue Shield of New York
T4H	Blue Cross Blue Shield of Illinois
T4I	No Prefix Assigned
T4J	Empire Blue Cross Blue Shield of New York
T4K	Empire Blue Cross Blue Shield of New York
T4L	Empire Blue Cross Blue Shield of New York
T4M	Empire Blue Cross Blue Shield of New York
T4N	Empire Blue Cross Blue Shield of New York
T4O	Anthem Blue Cross Blue Shield of Colorado
T4P	Blue Cross Blue Shield of Illinois
T4Q	Anthem Blue Cross of California
T4R	Blue Cross Blue Shield of Texas
T4S	Empire Blue Cross Blue Shield of New York
T4T	Blue Cross Blue Shield of Massachusetts
T4U	Empire Blue Cross Blue Shield of New York
T4V	Empire Blue Cross Blue Shield of New York
T4W	Premera Blue Cross of Alaska
T4X	Anthem Blue Cross of California
T4Y	Anthem Blue Cross of California
T4Z	No Prefix Assigned
T5A	Anthem Blue Cross of California
T5B	Anthem Blue Cross Blue Shield of Ohio
T5C	Anthem Blue Cross of California
T5D	Anthem Blue Cross of California
T5E	Anthem Blue Cross of California
T5F	Anthem Blue Cross Blue Shield of Virginia
T5G	Anthem Blue Cross Blue Shield of Indiana
T5H	Blue Cross Blue Shield of Illinois
T5I	No Prefix Assigned
T5J	Anthem Blue Cross of California
T5K	Anthem Blue Cross of California
T5L	Blue Cross Blue Shield of Illinois
T5M	Anthem Blue Cross Blue Shield of Colorado
T5N	Anthem Blue Cross Blue Shield of Georgia
T5O	Anthem Blue Cross Blue Shield of Ohio
T5P	Regence Blue Cross Blue Shield
T5Q	Anthem Blue Cross of California
T5R	Blue Cross Blue Shield of Texas
T5S	Blue Cross Blue Shield of Texas
T5T	Regence Blue Cross Blue Shield
T5U	Anthem Blue Cross Blue Shield of Missouri
T5V	Anthem Blue Cross of California
T5W	Anthem Blue Cross of California
T5X	Anthem Blue Cross of California
T5Y	Anthem Blue Cross of California
T5Z	Blue Cross Blue Shield of Texas
T6A	Empire Blue Cross Blue Shield of New York
T6B	Blue Cross Blue Shield of Illinois
T6C	Regence Blue Cross Blue Shield
T6D	Highmark Blue Cross Blue Shield of Pennsylvania
T6E	Anthem Blue Cross Blue Shield of Georgia
T6F	Highmark Blue Cross Blue Shield of Delaware
T6G	Regence Blue Cross Blue Shield
T6H	Blue Cross Blue Shield of Illinois
T6I	No Prefix Assigned
T6J	Premera Blue Cross of Alaska
T6K	Anthem Blue Cross Blue Shield of Missouri
T6L	Empire Blue Cross Blue Shield of New York
T6M	Highmark Blue Cross Blue Shield of Pennsylvania
T6N	Blue Cross Blue Shield of Massachusetts
T6O	No Prefix Assigned
T6P	Anthem Blue Cross Blue Shield of Georgia
T6Q	Highmark Blue Cross Blue Shield of Pennsylvania
T6R	Highmark Blue Cross Blue Shield of West Virginia
T6S	Anthem Blue Cross Blue Shield of Georgia
T6T	Blue Cross Blue Shield of Michigan
T6U	Blue Cross Blue Shield of Michigan
T6V	Highmark Blue Cross Blue Shield of Pennsylvania
T6W	Highmark Blue Cross Blue Shield of Pennsylvania
T6X	Highmark Blue Cross Blue Shield of Delaware
T6Y	Highmark Blue Cross Blue Shield of Pennsylvania
T6Z	Highmark Blue Cross Blue Shield of West Virginia
T7A	Anthem Blue Cross Blue Shield of Indiana
T7B	Anthem Blue Cross Blue Shield of Indiana
T7C	Anthem Blue Cross Blue Shield of Indiana
T7D	No Prefix Assigned
T7E	Anthem Blue Cross Blue Shield of Indiana
T7F	Anthem Blue Cross Blue Shield of Indiana
T7G	Anthem Blue Cross Blue Shield of Indiana
T7H	Blue Cross Blue Shield of Illinois
T7I	No Prefix Assigned
T7J	Anthem Blue Cross Blue Shield of Indiana
T7K	Anthem Blue Cross Blue Shield of Indiana
T7L	Anthem Blue Cross Blue Shield of Indiana
T7M	Anthem Blue Cross Blue Shield of Ohio
T7N	Empire Blue Cross Blue Shield of New York
T7O	No Prefix Assigned
T7P	No Prefix Assigned
T7Q	No Prefix Assigned
T7R	Anthem Blue Cross Blue Shield of Indiana
T7S	Anthem Blue Cross of California
T7T	Blue Cross Blue Shield of Illinois
T7U	Blue Cross Blue Shield of Illinois
T7V	No Prefix Assigned
T7W	No Prefix Assigned
T7X	Blue Cross Blue Shield of Illinois
T7Y	Anthem Blue Cross Blue Shield of Ohio
T7Z	Anthem Blue Cross Blue Shield of Wisconsin
T8A	Capital Blue Cross of Pennsylvania
T8B	Blue-Shield of Northeastern New York
T8C	Anthem Blue Cross Blue Shield of Missouri
T8D	Anthem Blue Cross Blue Shield of Missouri
T8E	Blue Cross Blue Shield of Massachusetts
T8F	Anthem Blue Cross Blue Shield of Georgia
T8G	Anthem Blue Cross Blue Shield of Georgia
T8H	Blue Cross Blue Shield of Illinois
T8I	No Prefix Assigned
T8J	No Prefix Assigned
T8K	No Prefix Assigned
T8L	Anthem Blue Cross of California
T8M	Premera Blue Cross of Alaska
T8N	Blue Cross Blue Shield of Illinois
T8O	No Prefix Assigned
T8P	Anthem Blue Cross of California
T8Q	No Prefix Assigned
T8R	Premera Blue Cross of Alaska
T8S	Anthem Blue Cross Blue Shield of Georgia
T8T	Anthem Blue Cross Blue Shield of Georgia
T8U	No Prefix Assigned
T8V	Capital Blue Cross of Pennsylvania
T8W	Anthem Blue Cross of California
T8X	Anthem Blue Cross Blue Shield of Colorado
T8Y	Anthem Blue Cross of California
T8Z	Blue Cross Blue Shield of Massachusetts
T9A	Anthem Blue Cross Blue Shield of Ohio
T9B	No Prefix Assigned
T9C	Regence Blue Cross Blue Shield
T9D	Anthem Blue Cross Blue Shield of Georgia
T9E	Anthem Blue Cross Blue Shield of Indiana
T9F	Anthem Blue Cross Blue Shield of Indiana
T9G	Anthem Blue Cross Blue Shield of Indiana
T9H	Blue Cross Blue Shield of Illinois
T9I	No Prefix Assigned
T9J	Anthem Blue Cross Blue Shield of Indiana
T9K	Anthem Blue Cross Blue Shield of Indiana
T9L	Anthem Blue Cross Blue Shield of Indiana
T9M	Anthem Blue Cross Blue Shield of Indiana
T9N	Blue Cross Blue Shield of Minnesota
T9O	No Prefix Assigned
T9P	Anthem Blue Cross Blue Shield of Indiana
T9Q	No Prefix Assigned
T9R	Empire Blue Cross Blue Shield of New York
T9S	Blue Cross Blue Shield of Illinois
T9T	Capital Blue Cross of Pennsylvania
T9U	No Prefix Assigned
T9V	Capital Blue Cross of Pennsylvania
T9W	Anthem Blue Cross Blue Shield of Wisconsin
T9X	Empire Blue Cross Blue Shield of New York
T9Y	Anthem Blue Cross Blue Shield of Ohio
T9Z	Anthem Blue Cross Blue Shield of Connecticut
U2A	Blue Cross Blue Shield of Texas
U2B	Empire Blue Cross Blue Shield of New York
U2C	Empire Blue Cross Blue Shield of New York
U2D	Empire Blue Cross Blue Shield of New York
U2E	Empire Blue Cross Blue Shield of New York
U2F	Blue Cross Blue Shield of Illinois
U2G	Arkansas Blue Cross Blue Shield
U2H	Empire Blue Cross Blue Shield of New York
U2I	Empire Blue Cross Blue Shield of New York
U2J	Empire Blue Cross Blue Shield of New York
U2K	Empire Blue Cross Blue Shield of New York
U2L	Empire Blue Cross Blue Shield of New York
U2M	Blue Cross Blue Shield of Oklahoma
U2N	Anthem Blue Cross Blue Shield of Indiana
U2O	Prefix Unallocated/Not Assigned
U2P	Regence Blue Cross Blue Shield
U2Q	Empire Blue Cross Blue Shield of New York
U2R	Empire Blue Cross Blue Shield of New York
U2S	Blue Cross Blue Shield of Texas
U2T	Regence Blue Cross Blue Shield
U2U	Regence Blue Cross Blue Shield
U2V	Empire Blue Cross Blue Shield of New York
U2W	Empire Blue Cross Blue Shield of New York
U2X	Empire Blue Cross Blue Shield of New York
U2Y	Empire Blue Cross Blue Shield of New York
U2Z	Blue Cross Blue Shield of Western New York
U3A	Anthem Blue-Cross
U3B	Anthem Blue-Cross
U3C	Anthem Blue-Cross
U3D	Highmark Blue Cross Blue Shield of Pennsylvania
U3E	Highmark Blue Cross Blue Shield of Pennsylvania
U3F	Highmark Blue Cross Blue Shield of Pennsylvania
U3G	Highmark Blue Cross Blue Shield of Pennsylvania
U3H	Empire Blue Cross Blue Shield of New York
U3I	Prefix Unallocated/Not Assigned
U3J	Anthem Blue Cross Blue Shield of Indiana
U3K	Prefix Unallocated/Not Assigned
U3L	Anthem Blue Cross Blue Shield of Indiana
U3M	Anthem Blue Cross Blue Shield of Missouri
U3N	Anthem Blue Cross Blue Shield of Indiana
U3O	Prefix Unallocated/Not Assigned
U3P	Blue Cross Blue Shield of Massachusetts
U3Q	Anthem Blue Cross Blue Shield of Indiana
U3R	Blue Cross Blue Shield of Texas
U3S	Blue Cross Blue Shield of Illinois
U3T	Anthem Blue Cross Blue Shield of Indiana
U3U	Blue Cross Blue Shield of Illinois
U3V	Blue Cross Blue Shield of Illinois
U3W	Anthem Blue Cross Blue Shield of Indiana
U3X	Anthem Blue Cross Blue Shield of Indiana
U3Y	Blue Cross Blue Shield of Illinois
U3Z	Anthem Blue-Cross
U4A	Carefirst Blue Cross Blue Shield
U4B	Regence Blue Cross Blue Shield
U4C	Empire Blue Cross Blue Shield of New York
U4D	Anthem Blue Cross Blue Shield of Wisconsin
U4E	Regence Blue Cross Blue Shield
U4F	Blue Cross Blue Shield of Illinois
U4G	Blue Cross Blue Shield of Massachusetts
U4H	Anthem Blue Cross Blue Shield of Georgia
U4I	Prefix Unallocated/Not Assigned
U4J	Anthem Blue Cross Blue Shield of Georgia
U4K	Anthem Blue-Cross
U4L	Anthem Blue-Cross
U4M	Blue Cross Blue Shield of Illinois
U4N	Anthem Blue Cross Blue Shield of Indiana
U4O	Anthem Blue Cross Blue Shield of Indiana
U4P	Blue Cross Blue Shield of Illinois
U4Q	Prefix Unallocated/Not Assigned
U4R	Blue Cross Blue Shield of Texas
U4S	Blue Cross Blue Shield of Texas
U4T	Blue Cross Blue Shield of Illinois
U4U	Anthem Blue-Cross
U4V	Prefix Unallocated/Not Assigned
U4W	Anthem Blue Cross Blue Shield of Ohio
U4X	Prefix Unallocated/Not Assigned
U4Y	Empire Blue Cross Blue Shield of New York
U4Z	Prefix Unallocated/Not Assigned
U5A	Blue Cross Blue Shield of Alabama
U5B	Prefix Unallocated/Not Assigned
U5C	Highmark Blue Cross Blue Shield of Pennsylvania
U5D	Prefix Unallocated/Not Assigned
U5E	Prefix Unallocated/Not Assigned
U5F	Prefix Unallocated/Not Assigned
U5G	Prefix Unallocated/Not Assigned
U5H	Prefix Unallocated/Not Assigned
U5I	Prefix Unallocated/Not Assigned
U5J	Prefix Unallocated/Not Assigned
U5K	Prefix Unallocated/Not Assigned
U5L	Carefirst Blue Cross Blue Shield
U5M	Highmark Blue Cross Blue Shield of Pennsylvania
U5N	Anthem Blue Cross Blue Shield of Indiana
U5O	Prefix Unallocated/Not Assigned
U5P	Blue Cross Blue Shield of Alabama
U5Q	Prefix Unallocated/Not Assigned
U5R	Blue Cross Blue Shield of Texas
U5S	Prefix Unallocated/Not Assigned
U5T	Prefix Unallocated/Not Assigned
U5U	Prefix Unallocated/Not Assigned
U5V	Prefix Unallocated/Not Assigned
U5W	Prefix Unallocated/Not Assigned
U5X	Prefix Unallocated/Not Assigned
U5Y	Prefix Unallocated/Not Assigned
U5Z	Prefix Unallocated/Not Assigned
U6A	Blue Cross Blue Shield of Texas
U6B	Prefix Unallocated/Not Assigned
U6C	Anthem Blue-Cross
U6D	Prefix Unallocated/Not Assigned
U6E	Prefix Unallocated/Not Assigned
U6F	Prefix Unallocated/Not Assigned
U6G	Prefix Unallocated/Not Assigned
U6H	Prefix Unallocated/Not Assigned
U6I	Prefix Unallocated/Not Assigned
U6J	Prefix Unallocated/Not Assigned
U6K	Prefix Unallocated/Not Assigned
U6L	Prefix Unallocated/Not Assigned
U6M	Empire Blue Cross Blue Shield of New York
U6N	Anthem Blue Cross Blue Shield of Indiana
U6O	Prefix Unallocated/Not Assigned
U6P	Blue Cross Blue Shield of Illinois
U6Q	Prefix Unallocated/Not Assigned
U6R	Blue Cross Blue Shield of Texas
U6S	Regence Blue Cross Blue Shield
U6T	Regence Blue Cross Blue Shield
U6U	Prefix Unallocated/Not Assigned
U6V	Prefix Unallocated/Not Assigned
U6W	Prefix Unallocated/Not Assigned
U6X	Prefix Unallocated/Not Assigned
U6Y	Prefix Unallocated/Not Assigned
U6Z	Anthem Blue Cross Blue Shield of Indiana
U7A	Blue Cross Blue Shield of Texas
U7B	Prefix Unallocated/Not Assigned
U7C	Prefix Unallocated/Not Assigned
U7D	Anthem Blue-Cross
U7E	Prefix Unallocated/Not Assigned
U7F	Prefix Unallocated/Not Assigned
U7G	Empire Blue Cross Blue Shield of New York
U7H	Regence Blue Cross Blue Shield
U7I	Prefix Unallocated/Not Assigned
U7J	Prefix Unallocated/Not Assigned
U7K	Prefix Unallocated/Not Assigned
U7L	Prefix Unallocated/Not Assigned
U7M	Empire Blue Cross Blue Shield of New York
U7N	Prefix Unallocated/Not Assigned
U7O	Prefix Unallocated/Not Assigned
U7P	Regence Blue Cross Blue Shield
U7Q	Prefix Unallocated/Not Assigned
U7R	Blue Cross Blue Shield of Texas
U7S	Anthem Blue-Cross
U7T	Regence Blue Cross Blue Shield
U7U	Regence Blue Cross Blue Shield
U7V	Prefix Unallocated/Not Assigned
U7W	Prefix Unallocated/Not Assigned
U7X	Prefix Unallocated/Not Assigned
U7Y	Prefix Unallocated/Not Assigned
U7Z	Prefix Unallocated/Not Assigned
U8A	Blue Cross Blue Shield of Texas
U8B	Prefix Unallocated/Not Assigned
U8C	Blue Cross Blue Shield of Illinois
U8D	Prefix Unallocated/Not Assigned
U8E	Prefix Unallocated/Not Assigned
U8F	Prefix Unallocated/Not Assigned
U8G	Blue Cross Blue Shield of Illinois
U8H	Prefix Unallocated/Not Assigned
U8I	Prefix Unallocated/Not Assigned
U8J	Prefix Unallocated/Not Assigned
U8K	Prefix Unallocated/Not Assigned
U8L	Prefix Unallocated/Not Assigned
U8M	Prefix Unallocated/Not Assigned
U8N	Prefix Unallocated/Not Assigned
U8O	Prefix Unallocated/Not Assigned
U8P	Prefix Unallocated/Not Assigned
U8Q	Prefix Unallocated/Not Assigned
U8R	Blue Cross Blue Shield of Texas
U8S	Blue Cross Blue Shield of Massachusetts
U8T	Prefix Unallocated/Not Assigned
U8U	Prefix Unallocated/Not Assigned
U8V	Prefix Unallocated/Not Assigned
U8W	Prefix Unallocated/Not Assigned
U8X	Prefix Unallocated/Not Assigned
U8Y	Prefix Unallocated/Not Assigned
U8Z	Prefix Unallocated/Not Assigned
U9A	Anthem Blue-Cross
U9B	Blue Cross Blue Shield of Texas
U9C	Highmark Blue Cross Blue Shield of Pennsylvania
U9D	Prefix Unallocated/Not Assigned
U9E	Prefix Unallocated/Not Assigned
U9F	Prefix Unallocated/Not Assigned
U9G	Prefix Unallocated/Not Assigned
U9H	Prefix Unallocated/Not Assigned
U9I	Prefix Unallocated/Not Assigned
U9J	Prefix Unallocated/Not Assigned
U9K	Prefix Unallocated/Not Assigned
U9L	Prefix Unallocated/Not Assigned
U9M	Blue Cross Blue Shield of Illinois
U9N	Empire Blue Cross Blue Shield of New York
U9O	Prefix Unallocated/Not Assigned
U9P	Regence Blue Cross Blue Shield
U9Q	Prefix Unallocated/Not Assigned
U9R	Premera Blue Cross Blue Shield of Alaska
U9S	Regence Blue Cross Blue Shield
U9T	Regence Blue Cross Blue Shield
U9U	Prefix Unallocated/Not Assigned
U9V	Prefix Unallocated/Not Assigned
U9W	Prefix Unallocated/Not Assigned
U9X	Prefix Unallocated/Not Assigned
U9Y	Prefix Unallocated/Not Assigned
U9Z	Prefix Unallocated/Not Assigned
V2A	Blue Cross Blue Shield of North Carolina
V2B	Regence Blue-Cross Blue-Shield
V2C	Blue Cross Blue Shield of Rhode Island
V2D	Anthem Blue-Cross
V2E	Blue Cross Blue Shield of Illinois
V2F	Blue Cross Blue Shield of Illinois
V2G	Anthem Blue Cross Blue Shield of Georgia
V2H	Blue Cross Blue Shield of Massachusetts
V2I	Prefix Unallocated
V2J	Anthem Blue Cross Blue Shield of Georgia
V2K	Blue Cross Blue Shield of Alabama
V2L	Regence Blue-Cross Blue-Shield
V2M	Blue Cross Blue Shield of Minnesota
V2N	Regence Blue-Cross Blue-Shield
V2O	Prefix Unallocated
V2P	Anthem Blue Cross Blue Shield of Georgia
V2Q	Anthem Blue-Cross
V2R	Anthem Blue Cross Blue Shield of Wisconsin
V2S	Anthem Blue Cross Blue Shield of Colorado
V2T	Blue Cross Blue Shield of Illinois
V2U	Anthem Blue-Cross
V2V	Anthem Blue-Cross
V2W	Blue Cross Blue Shield of Illinois
V2X	Empire Blue Cross Blue Shield of New York
V2Y	Empire Blue Cross Blue Shield of New York
V2Z	Anthem Blue Cross Blue Shield of Georgia
V3A	Carefirst Blue-Cross Blue-Shield
V3B	Anthem Blue Cross Blue Shield of Indiana
V3C	Regence Blue-Cross Blue-Shield
V3D	Anthem Blue Cross Blue Shield of Indiana
V3E	Anthem Blue Cross Blue Shield of Indiana
V3F	Anthem Blue Cross Blue Shield of Georgia
V3G	Blue Cross Blue Shield of Texas
V3H	Anthem Blue Cross Blue Shield of Georgia
V3I	Prefix Unallocated
V3J	Anthem Blue Cross Blue Shield of Indiana
V3K	Anthem Blue Cross Blue Shield of Georgia
V3L	Regence Blue-Cross Blue-Shield
V3M	Anthem Blue Cross Blue Shield of Georgia
V3N	Anthem Blue Cross Blue Shield of Georgia
V3O	Prefix Unallocated
V3P	Anthem Blue Cross Blue Shield of Indiana
V3Q	Anthem Blue Cross Blue Shield of Indiana
V3R	Anthem Blue Cross Blue Shield of Ohio
V3S	Prefix Unallocated
V3T	Anthem Blue Cross Blue Shield of Georgia
V3U	Prefix Unallocated
V3V	Anthem Blue Cross Blue Shield of Indiana
V3W	Anthem Blue Cross Blue Shield of Georgia
V3X	Anthem Blue Cross Blue Shield of Indiana
V3Y	Anthem Blue-Cross
V3Z	Anthem Blue-Cross
V4A	Blue Cross Blue Shield of Texas
V4B	Blue-Cross of Vermont
V4C	Anthem Blue Cross Blue Shield of Georgia
V4D	Anthem Blue-Cross
V4E	Prefix Unallocated
V4F	Blue Cross Blue Shield of Illinois
V4G	Empire Blue Cross Blue Shield of New York
V4H	Carefirst Blue-Cross Blue-Shield
V4I	Prefix Unallocated
V4J	Prefix Unallocated
V4K	Blue Cross Blue Shield of Illinois
V4L	Prefix Unallocated
V4M	Anthem Blue Cross Blue Shield of Georgia
V4N	Anthem Blue Cross Blue Shield of Georgia
V4O	Prefix Unallocated
V4P	Blue Cross Blue Shield of Illinois
V4Q	Prefix Unallocated
V4R	Blue Cross Blue Shield of Massachusetts
V4S	Regence Blue-Cross Blue-Shield
V4T	Prefix Unallocated
V4U	Prefix Unallocated
V4V	Prefix Unallocated
V4W	Prefix Unallocated
V4X	Blue Cross Blue Shield of Illinois
V4Y	Prefix Unallocated
V4Z	Prefix Unallocated
V5A	Prefix Unallocated
V5B	Anthem Blue Cross Blue Shield of Indiana
V5C	Anthem Blue Cross Blue Shield of Georgia
V5D	Prefix Unallocated
V5E	Prefix Unallocated
V5F	Prefix Unallocated
V5G	Prefix Unallocated
V5H	Anthem Blue Cross Blue Shield of Indiana
V5I	Prefix Unallocated
V5J	Prefix Unallocated
V5K	Prefix Unallocated
V5L	Prefix Unallocated
V5M	Blue Cross Blue Shield of Illinois
V5N	Anthem Blue Cross Blue Shield of Georgia
V5O	Prefix Unallocated
V5P	Prefix Unallocated
V5Q	Prefix Unallocated
V5R	Prefix Unallocated
V5S	Prefix Unallocated
V5T	Prefix Unallocated
V5U	Prefix Unallocated
V5V	Prefix Unallocated
V5W	Prefix Unallocated
V5X	Blue Cross Blue Shield of Illinois
V5Y	Prefix Unallocated
V5Z	Prefix Unallocated
V6A	Blue Cross Blue Shield of Illinois
V6B	Anthem Blue Cross Blue Shield of Georgia
V6C	Anthem Blue Cross Blue Shield of Wisconsin
V6D	Prefix Unallocated
V6E	Anthem Blue Cross Blue Shield of Ohio
V6F	Prefix Unallocated
V6G	Prefix Unallocated
V6H	Regence Blue-Cross Blue-Shield
V6I	Prefix Unallocated
V6J	Prefix Unallocated
V6K	Prefix Unallocated
V6L	Prefix Unallocated
V6M	Anthem Blue Cross Blue Shield of Indiana
V6N	Prefix Unallocated
V6O	Prefix Unallocated
V6P	Prefix Unallocated
V6Q	Prefix Unallocated
V6R	Anthem Blue Cross Blue Shield of Kentucky
V6S	Anthem Blue Cross Blue Shield of Ohio
V6T	Prefix Unallocated
V6U	Prefix Unallocated
V6V	Prefix Unallocated
V6W	Prefix Unallocated
V6X	Blue Cross Blue Shield of Illinois
V6Y	Premera Blue Cross Blue Shield of Alaska
V6Z	Prefix Unallocated
V7A	Blue Cross Blue Shield of Illinois
V7B	Anthem Blue Cross Blue Shield of Indiana
V7C	Anthem Blue Cross Blue Shield of Virginia
V7D	Prefix Unallocated
V7E	Prefix Unallocated
V7F	Prefix Unallocated
V7G	Prefix Unallocated
V7H	Prefix Unallocated
V7I	Prefix Unallocated
V7J	Prefix Unallocated
V7K	Prefix Unallocated
V7L	Anthem Blue Cross Blue Shield of Wisconsin
V7M	Blue Cross Blue Shield of Illinois
V7N	Anthem Blue Cross Blue Shield of Wisconsin
V7O	Prefix Unallocated
V7P	Prefix Unallocated
V7Q	Prefix Unallocated
V7R	Anthem Blue-Cross
V7S	Prefix Unallocated
V7T	Prefix Unallocated
V7U	Prefix Unallocated
V7V	Prefix Unallocated
V7W	Prefix Unallocated
V7X	Prefix Unallocated
V7Y	Anthem Blue-Cross
V7Z	Anthem Blue-Cross
V8A	Blue Cross Blue Shield of Texas
V8B	Prefix Unallocated
V8C	Blue Cross Blue Shield of Illinois
V8D	Prefix Unallocated
V8E	Prefix Unallocated
V8F	Prefix Unallocated
V8G	Prefix Unallocated
V8H	Blue Cross Blue Shield of Alabama
V8I	Prefix Unallocated
V8J	Prefix Unallocated
V8K	Prefix Unallocated
V8L	Prefix Unallocated
V8M	Prefix Unallocated
V8N	Prefix Unallocated
V8O	Prefix Unallocated
V8P	Prefix Unallocated
V8Q	Prefix Unallocated
V8R	Prefix Unallocated
V8S	Prefix Unallocated
V8T	Blue Cross Blue Shield of Massachusetts
V8U	Prefix Unallocated
V8V	Prefix Unallocated
V8W	Prefix Unallocated
V8X	Prefix Unallocated
V8Y	Prefix Unallocated
V8Z	Anthem Blue Cross Blue Shield of Connecticut
V9A	Anthem Blue Cross Blue Shield of Colorado
V9B	Anthem Blue Cross Blue Shield of Georgia
V9C	Blue Cross Blue Shield of Illinois
V9D	Prefix Unallocated
V9E	Prefix Unallocated
V9F	Prefix Unallocated
V9G	Prefix Unallocated
V9H	Prefix Unallocated
V9I	Prefix Unallocated
V9J	Prefix Unallocated
V9K	Prefix Unallocated
V9L	Prefix Unallocated
V9M	Prefix Unallocated
V9N	Prefix Unallocated
V9O	Prefix Unallocated
V9P	Prefix Unallocated
V9Q	Carefirst Blue-Cross Blue-Shield
V9R	Prefix Unallocated
V9S	Prefix Unallocated
V9T	Prefix Unallocated
V9U	Prefix Unallocated
V9V	Prefix Unallocated
V9W	Prefix Unallocated
V9X	Prefix Unallocated
V9Y	Prefix Unallocated
V9Z	Prefix Unallocated
W2A	Blue-Shield of Northeastern New York
W2B	Blue Cross Blue Shield of Illinois
W2C	Anthem Blue Cross Blue Shield of Georgia
W2D	Highmark Blue Cross Blue Shield of West Virginia
W2E	Anthem Blue Cross Blue Shield of Colorado
W2F	Blue Cross Blue Shield of Illinois
W2G	Regence Blue Cross Blue Shield
W2H	Anthem Blue-Cross
W2I	Anthem Blue Cross Blue Shield of Virginia
W2J	Highmark Blue Cross Blue Shield of West Virginia
W2K	Arkansas Blue Cross Blue Shield
W2L	Blue Cross Blue Shield of Illinois
W2M	Blue Cross Blue Shield of Illinois
W2N	Arkansas Blue Cross Blue Shield
W2O	Unallocated Prefix
W2P	Regence Blue Cross Blue Shield
W2Q	Highmark Blue Cross Blue Shield of Pennsylvania
W2R	Highmark Blue Cross Blue Shield of West Virginia
W2S	Regence Blue Cross Blue Shield
W2T	Regence Blue Cross Blue Shield
W2U	Highmark Blue Cross Blue Shield of West Virginia
W2V	Highmark Blue Cross Blue Shield of Pennsylvania
W2W	Arkansas Blue Cross Blue Shield
W2X	Highmark Blue Cross Blue Shield of Pennsylvania
W2Y	Highmark Blue Cross Blue Shield of Pennsylvania
W2Z	Highmark Blue Cross Blue Shield of Pennsylvania
W3A	Highmark Blue Cross Blue Shield of Pennsylvania
W3B	Anthem Blue Cross Blue Shield of Wisconsin
W3C	Regence Blue Cross Blue Shield
W3D	Anthem Blue Cross Blue Shield of Nevada
W3E	Anthem Blue Cross Blue Shield of Missouri
W3F	Anthem Blue-Cross
W3G	Blue Cross Blue Shield of Texas
W3H	Premera Blue-Cross of Alaska
W3I	Unallocated Prefix
W3J	Anthem Blue Cross Blue Shield of Georgia
W3K	Premera Blue-Cross of Alaska
W3L	Highmark Blue Cross Blue Shield of Pennsylvania
W3M	Blue Cross Blue Shield of Illinois
W3N	Anthem Blue-Cross
W3O	Unallocated Prefix
W3P	Empire Blue Cross Blue Shield of New York
W3Q	Anthem Blue-Cross
W3R	Blue Cross Blue Shield of Texas
W3S	Anthem Blue Cross Blue Shield of Georgia
W3T	Arkansas Blue Cross Blue Shield
W3U	Highmark Blue Cross Blue Shield of West Virginia
W3V	Anthem Blue Cross Blue Shield of Georgia
W3W	Empire Blue Cross Blue Shield of New York
W3X	Empire Blue Cross Blue Shield of New York
W3Y	Highmark Blue Cross Blue Shield of Pennsylvania
W3Z	Anthem Blue Cross Blue Shield of Georgia
W4A	Blue Cross Blue Shield of Minnesota
W4B	Blue Cross Blue Shield of Illinois
W4C	Carefirst Blue Cross Blue Shield
W4D	Unallocated Prefix
W4E	Unallocated Prefix
W4F	Blue Cross Blue Shield of Texas
W4G	Blue Cross Blue Shield of Texas
W4H	Blue Cross Blue Shield of Rhode Island
W4I	Unallocated Prefix
W4J	Blue Cross Blue Shield of Texas
W4K	Blue Cross Blue Shield of Texas
W4L	Anthem Blue Cross Blue Shield of Missouri
W4M	Blue Cross Blue Shield of Texas
W4N	Blue Cross Blue Shield of Texas
W4O	Unallocated Prefix
W4P	Blue Cross Blue Shield of Texas
W4Q	Unallocated Prefix
W4R	Blue Cross Blue Shield of Texas
W4S	Anthem Blue Cross Blue Shield of Ohio
W4T	Premera Blue-Cross of Alaska
W4U	Anthem Blue Cross Blue Shield of Colorado
W4V	Blue Cross Blue Shield of Texas
W4W	Blue Cross Blue Shield of Texas
W4X	Blue Cross Blue Shield of Texas
W4Y	Blue Cross Blue Shield of Texas
W4Z	Blue Cross Blue Shield of Texas
W5A	Blue Cross Blue Shield of Texas
W5B	Anthem Blue Cross Blue Shield of Georgia
W5C	Blue-Cross of Vermont
W5D	Unallocated Prefix
W5E	Unallocated Prefix
W5F	Anthem Blue Cross Blue Shield of Georgia
W5G	Anthem Blue Cross Blue Shield of Wisconsin
W5H	Premera Blue Cross Blue Shield of Alaska
W5I	Unallocated Prefix
W5J	Premera Blue Cross Blue Shield of Alaska
W5K	Blue Cross Blue Shield of Minnesota
W5L	Unallocated Prefix
W5M	Blue Cross Blue Shield of Illinois
W5N	Unallocated Prefix
W5O	Unallocated Prefix
W5P	Anthem Blue Cross Blue Shield of Wisconsin
W5Q	Unallocated Prefix
W5R	Unallocated Prefix
W5S	Unallocated Prefix
W5T	Premera Blue Cross Blue Shield of Alaska
W5U	Unallocated Prefix
W5V	Unallocated Prefix
W5W	Unallocated Prefix
W5X	Unallocated Prefix
W5Y	Unallocated Prefix
W5Z	Unallocated Prefix
W6A	Blue Cross Blue Shield of Texas
W6B	Blue Cross Blue Shield of Texas
W6C	Premera Blue Cross Blue Shield of Alaska
W6D	Anthem Blue Cross Blue Shield of Wisconsin
W6E	Unallocated Prefix
W6F	Anthem Blue Cross Blue Shield of New Hampshire
W6G	Anthem Blue Cross Blue Shield of Georgia
W6H	Anthem Blue-Cross
W6I	Unallocated Prefix
W6J	Highmark Blue Cross Blue Shield of Delaware
W6K	Unallocated Prefix
W6L	Highmark Blue Cross Blue Shield of Delaware
W6M	Empire Blue Cross Blue Shield of New York
W6N	Unallocated Prefix
W6O	Unallocated Prefix
W6P	Empire Blue Cross Blue Shield of New York
W6Q	Unallocated Prefix
W6R	Empire Blue Cross Blue Shield of New York
W6S	Carefirst Blue Cross Blue Shield
W6T	Regence Blue Cross Blue Shield
W6U	Empire Blue Cross Blue Shield of New York
W6V	Empire Blue Cross Blue Shield of New York
W6W	Empire Blue Cross Blue Shield of New York
W6X	Anthem Blue Cross Blue Shield of Maine
W6Y	Empire Blue Cross Blue Shield of New York
W6Z	Unallocated Prefix
W7A	Anthem Blue Cross Blue Shield of Colorado
W7B	Anthem Blue Cross Blue Shield of Indiana
W7C	Premera Blue Cross Blue Shield of Alaska
W7D	Blue Cross Blue Shield of Illinois
W7E	Unallocated Prefix
W7F	Anthem Blue Cross Blue Shield of Georgia
W7G	Blue Cross Blue Shield of Illinois
W7H	Blue Cross Blue Shield of Illinois
W7I	Unallocated Prefix
W7J	Unallocated Prefix
W7K	Unallocated Prefix
W7L	Unallocated Prefix
W7M	Carefirst Blue Cross Blue Shield
W7N	Unallocated Prefix
W7O	Unallocated Prefix
W7P	Empire Blue Cross Blue Shield of New York
W7Q	Unallocated Prefix
W7R	Anthem Blue Cross Blue Shield of Ohio
W7S	Anthem Blue-Cross
W7T	Blue Cross Blue Shield of Illinois
W7U	Unallocated Prefix
W7V	Unallocated Prefix
W7W	Empire Blue Cross Blue Shield of New York
W7X	Unallocated Prefix
W7Y	Unallocated Prefix
W7Z	Unallocated Prefix
W8A	Anthem Blue Cross Blue Shield of Wisconsin
W8B	Anthem Blue Cross Blue Shield of Wisconsin
W8C	Anthem Blue Cross Blue Shield of Ohio
W8D	Blue Cross Blue Shield of Illinois
W8E	Unallocated Prefix
W8F	Unallocated Prefix
W8G	Unallocated Prefix
W8H	Blue Cross Blue Shield of Minnesota
W8I	Unallocated Prefix
W8J	Unallocated Prefix
W8K	Unallocated Prefix
W8L	Unallocated Prefix
W8M	Unallocated Prefix
W8N	Unallocated Prefix
W8O	Unallocated Prefix
W8P	Anthem Blue Cross Blue Shield of Georgia
W8Q	Unallocated Prefix
W8R	Unallocated Prefix
W8S	Unallocated Prefix
W8T	Carefirst Blue Cross Blue Shield
W8U	Blue-Cross Blue Shield of Michigan
W8V	Unallocated Prefix
W8W	Unallocated Prefix
W8X	Unallocated Prefix
W8Y	Unallocated Prefix
W8Z	Unallocated Prefix
W9A	Regence Blue Cross Blue Shield
W9B	Anthem Blue Cross Blue Shield of Indiana
W9C	Regence Blue Cross Blue Shield
W9D	Anthem Blue Cross Blue Shield of Wisconsin
W9E	Unallocated Prefix
W9F	Anthem Blue Cross Blue Shield of Georgia
W9G	Anthem Blue Cross Blue Shield of Georgia
W9H	Anthem Blue Cross Blue Shield of Indiana
W9I	Unallocated Prefix
W9J	Unallocated Prefix
W9K	Unallocated Prefix
W9L	Unallocated Prefix
W9M	Blue Cross Blue Shield of Illinois
W9N	Unallocated Prefix
W9O	Unallocated Prefix
W9P	Anthem Blue Cross Blue Shield of Wisconsin
W9Q	Unallocated Prefix
W9R	Unallocated Prefix
W9S	Anthem Blue Cross Blue Shield of Colorado
W9T	Unallocated Prefix
W9U	Unallocated Prefix
W9V	Regence Blue Cross Blue Shield
W9W	Unallocated Prefix
W9X	Blue-Cross Blue Shield of Michigan
W9Y	Unallocated Prefix
W9Z	Unallocated Prefix
X2A	Anthem Blue Cross Blue Shield of Connecticut
X2B	Blue-Cross of Idaho
X2C	Anthem Blue Cross Blue Shield of Connecticut
X2D	Anthem Blue Cross Blue Shield of Connecticut
X2E	Anthem Blue Cross Blue Shield of Connecticut
X2F	Anthem Blue-Cross
X2G	Unallocated Prefix
X2H	Wellmark Blue Cross Blue Shield
X2I	Unallocated Prefix
X2J	Unallocated Prefix
X2K	Unallocated Prefix
X2L	Unallocated Prefix
X2M	Anthem Blue Cross Blue Shield of Virginia
X2N	Unallocated Prefix
X2O	Unallocated Prefix
X2P	Anthem Blue Cross Blue Shield of Virginia
X2Q	Wellmark Blue Cross Blue Shield
X2R	Blue Cross Blue Shield of Illinois
X2S	Blue Cross Blue Shield of Illinois
X2T	Blue Cross Blue Shield of Illinois
X2U	Blue Cross Blue Shield of Illinois
X2V	Unallocated Prefix
X2W	Unallocated Prefix
X2X	Unallocated Prefix
X2Y	Unallocated Prefix
X2Z	Unallocated Prefix
X3A	Anthem Blue Cross Blue Shield of New Hampshire
X3B	Anthem Blue Cross Blue Shield of New Hampshire
X3C	Anthem Blue Cross Blue Shield of Colorado
X3D	Anthem Blue Cross Blue Shield of New Hampshire
X3E	Unallocated Prefix
X3F	Anthem Blue Cross Blue Shield of New Hampshire
X3G	Anthem Blue Cross Blue Shield of New Hampshire
X3H	Wellmark Blue Cross Blue Shield
X3I	Unallocated Prefix
X3J	Unallocated Prefix
X3K	Unallocated Prefix
X3L	Unallocated Prefix
X3M	Anthem Blue Cross Blue Shield of Virginia
X3N	Unallocated Prefix
X3O	Unallocated Prefix
X3P	Unallocated Prefix
X3Q	Unallocated Prefix
X3R	Unallocated Prefix
X3S	Unallocated Prefix
X3T	Anthem Blue-Cross
X3U	Unallocated Prefix
X3V	Unallocated Prefix
X3W	Unallocated Prefix
X3X	Unallocated Prefix
X3Y	Unallocated Prefix
X3Z	Unallocated Prefix
X4A	Anthem Blue-Cross
X4B	Unallocated Prefix
X4C	Anthem Blue Cross Blue Shield of Wisconsin
X4D	Anthem Blue Cross Blue Shield of Indiana
X4E	Regence Blue Cross Blue Shield
X4F	Regence Blue Cross Blue Shield
X4G	Regence Blue Cross Blue Shield
X4H	Anthem Blue-Cross
X4I	Unallocated Prefix
X4J	Unallocated Prefix
X4K	Unallocated Prefix
X4L	Unallocated Prefix
X4M	Anthem Blue Cross Blue Shield of Virginia
X4N	Premera Blue Cross Blue Shield of Alaska
X4O	Unallocated Prefix
X4P	Unallocated Prefix
X4Q	Premera Blue Cross Blue Shield of Alaska
X4R	Regence Blue Cross Blue Shield
X4S	Regence Blue Cross Blue Shield
X4T	Regence Blue Cross Blue Shield
X4U	Unallocated Prefix
X4V	Regence Blue Cross Blue Shield
X4W	Premera Blue Cross Blue Shield of Alaska
X4X	Anthem Blue Cross Blue Shield of Colorado
X4Y	Unallocated Prefix
X4Z	Anthem Blue Cross Blue Shield of Wisconsin
X5A	Anthem Blue-Cross
X5B	Anthem Blue Cross Blue Shield of Connecticut
X5C	Anthem Blue Cross Blue Shield of Virginia
X5D	Unallocated Prefix
X5E	Unallocated Prefix
X5F	Unallocated Prefix
X5G	Unallocated Prefix
X5H	Unallocated Prefix
X5I	Unallocated Prefix
X5J	Unallocated Prefix
X5K	Unallocated Prefix
X5L	Unallocated Prefix
X5M	Anthem Blue Cross Blue Shield of Virginia
X5N	Unallocated Prefix
X5O	Unallocated Prefix
X5P	Anthem Blue Cross Blue Shield of Connecticut
X5Q	Unallocated Prefix
X5R	Unallocated Prefix
X5S	Unallocated Prefix
X5T	Anthem Blue Cross Blue Shield of Connecticut
X5U	Unallocated Prefix
X5V	Unallocated Prefix
X5W	Unallocated Prefix
X5X	Unallocated Prefix
X5Y	Unallocated Prefix
X5Z	Unallocated Prefix
X6A	Anthem Blue Cross Blue Shield of Colorado
X6B	Anthem Blue Cross Blue Shield of Indiana
X6C	Anthem Blue Cross Blue Shield of Indiana
X6D	Anthem Blue Cross Blue Shield of Indiana
X6E	Anthem Blue Cross Blue Shield of Indiana
X6F	Premera Blue Cross Blue Shield of Alaska
X6G	Anthem Blue Cross Blue Shield of Connecticut
X6H	Anthem Blue Cross Blue Shield of Indiana
X6I	Unallocated Prefix
X6J	Anthem Blue Cross Blue Shield of Indiana
X6K	Anthem Blue Cross Blue Shield of Indiana
X6L	Anthem Blue Cross Blue Shield of Indiana
X6M	Anthem Blue Cross Blue Shield of Virginia
X6N	Anthem Blue Cross Blue Shield of Indiana
X6O	Unallocated Prefix
X6P	Anthem Blue Cross Blue Shield of Indiana
X6Q	Anthem Blue Cross Blue Shield of Indiana
X6R	Anthem Blue Cross Blue Shield of Indiana
X6S	Anthem Blue Cross Blue Shield of Indiana
X6T	Anthem Blue Cross Blue Shield of Connecticut
X6U	Anthem Blue Cross Blue Shield of Indiana
X6V	Anthem Blue Cross Blue Shield of Indiana
X6W	Unallocated Prefix
X6X	Unallocated Prefix
X6Y	Unallocated Prefix
X6Z	Unallocated Prefix
X7A	Anthem Blue Cross Blue Shield of Connecticut
X7B	Anthem Blue Cross Blue Shield of Connecticut
X7C	Anthem Blue Cross Blue Shield of Connecticut
X7D	Anthem Blue Cross Blue Shield of Connecticut
X7E	Anthem Blue Cross Blue Shield of Connecticut
X7F	Anthem Blue Cross Blue Shield of Connecticut
X7G	Anthem Blue Cross Blue Shield of Connecticut
X7H	Anthem Blue Cross Blue Shield of Connecticut
X7I	Unallocated Prefix
X7J	Anthem Blue Cross Blue Shield of Connecticut
X7K	Anthem Blue Cross Blue Shield of Connecticut
X7L	Anthem Blue Cross Blue Shield of Connecticut
X7M	Anthem Blue Cross Blue Shield of Connecticut
X7N	Anthem Blue Cross Blue Shield of Connecticut
X7O	Unallocated Prefix
X7P	Anthem Blue Cross Blue Shield of Connecticut
X7Q	Unallocated Prefix
X7R	Unallocated Prefix
X7S	Unallocated Prefix
X7T	Unallocated Prefix
X7U	Unallocated Prefix
X7V	Unallocated Prefix
X7W	Premera Blue Cross Blue Shield of Alaska
X7X	Unallocated Prefix
X7Y	Premera Blue Cross Blue Shield of Alaska
X7Z	Unallocated Prefix
X8A	Anthem Blue-Cross
X8B	Anthem Blue-Cross
X8C	Regence Blue Cross Blue Shield
X8D	Unallocated Prefix
X8E	Unallocated Prefix
X8F	Unallocated Prefix
X8G	Unallocated Prefix
X8H	Unallocated Prefix
X8I	Unallocated Prefix
X8J	Unallocated Prefix
X8K	Unallocated Prefix
X8L	Anthem Blue Cross Blue Shield of Ohio
X8M	Anthem Blue-Cross
X8N	Unallocated Prefix
X8O	Unallocated Prefix
X8P	Unallocated Prefix
X8Q	Unallocated Prefix
X8R	Unallocated Prefix
X8S	Anthem Blue-Cross
X8T	Unallocated Prefix
X8U	Unallocated Prefix
X8V	Unallocated Prefix
X8W	Unallocated Prefix
X8X	Unallocated Prefix
X8Y	Unallocated Prefix
X8Z	Unallocated Prefix
X9A	Anthem Blue-Cross
X9B	Anthem Blue-Cross
X9C	Unallocated Prefix
X9D	Anthem Blue-Cross
X9E	Unallocated Prefix
X9F	Unallocated Prefix
X9G	Anthem Blue-Cross
X9H	Unallocated Prefix
X9I	Unallocated Prefix
X9J	Unallocated Prefix
X9K	Unallocated Prefix
X9L	Unallocated Prefix
X9M	Anthem Blue-Cross
X9N	Unallocated Prefix
X9O	Unallocated Prefix
X9P	Anthem Blue Cross Blue Shield of Wisconsin
X9Q	Unallocated Prefix
X9R	Unallocated Prefix
X9S	Anthem Blue-Cross
X9T	Unallocated Prefix
X9U	Unallocated Prefix
X9V	Unallocated Prefix
X9W	Unallocated Prefix
X9X	Unallocated Prefix
X9Y	Unallocated Prefix
X9Z	Unallocated Prefix
Y2A	Blue Cross Blue Shield of Illinois
Y2B	Anthem Blue Cross Blue Shield of Ohio
Y2C	Anthem Blue-Cross California
Y2D	Unallocated Prefix
Y2E	Unallocated Prefix
Y2F	Carefirst Blue Cross Blue Shield
Y2G	Unallocated Prefix
Y2H	Unallocated Prefix
Y2I	Unallocated Prefix
Y2J	Unallocated Prefix
Y2K	Unallocated Prefix
Y2L	Unallocated Prefix
Y2M	Blue Cross Blue Shield of Nebraska
Y2N	Blue Cross Blue Shield of Illinois
Y2O	Unallocated Prefix
Y2P	Unallocated Prefix
Y2Q	Unallocated Prefix
Y2R	Blue Cross Blue Shield of Montana
Y2S	Blue Cross Blue Shield of Montana
Y2T	Blue Cross Blue Shield of Montana
Y2U	Unallocated Prefix
Y2V	Unallocated Prefix
Y2W	Blue Cross Blue Shield of Illinois
Y2X	Unallocated Prefix
Y2Y	Unallocated Prefix
Y2Z	Unallocated Prefix
Y3A	Unallocated Prefix
Y3B	Unallocated Prefix
Y3C	Blue Cross Blue Shield of Illinois
Y3D	Unallocated Prefix
Y3E	Premera Blue-Cross of Alaska
Y3F	Unallocated Prefix
Y3G	Premera Blue-Cross of Alaska
Y3H	Unallocated Prefix
Y3I	Unallocated Prefix
Y3J	Unallocated Prefix
Y3K	Premera Blue-Cross of Alaska
Y3L	Unallocated Prefix
Y3M	Anthem Blue-Cross California
Y3N	Unallocated Prefix
Y3O	Unallocated Prefix
Y3P	Unallocated Prefix
Y3Q	Unallocated Prefix
Y3R	Blue Cross Blue Shield of New Mexico
Y3S	Blue Cross Blue Shield of New Mexico
Y3T	Blue Cross Blue Shield of New Mexico
Y3U	Unallocated Prefix
Y3V	Unallocated Prefix
Y3W	Unallocated Prefix
Y3X	Unallocated Prefix
Y3Y	Unallocated Prefix
Y3Z	Unallocated Prefix
Y4A	Unallocated Prefix
Y4B	Unallocated Prefix
Y4C	Anthem Blue Cross Blue Shield of Colorado
Y4D	Unallocated Prefix
Y4E	Unallocated Prefix
Y4F	Unallocated Prefix
Y4G	Anthem Blue Cross Blue Shield of Georgia
Y4H	Anthem Blue Cross Blue Shield of Ohio
Y4I	Unallocated Prefix
Y4J	Unallocated Prefix
Y4K	Unallocated Prefix
Y4L	Unallocated Prefix
Y4M	Unallocated Prefix
Y4N	Unallocated Prefix
Y4O	Unallocated Prefix
Y4P	Anthem Blue Cross Blue Shield of Georgia
Y4Q	Unallocated Prefix
Y4R	Blue Cross Blue Shield of Oklahoma
Y4S	Blue Cross Blue Shield of Oklahoma
Y4T	Blue Cross Blue Shield of Oklahoma
Y4U	Unallocated Prefix
Y4V	Unallocated Prefix
Y4W	Unallocated Prefix
Y4X	Unallocated Prefix
Y4Y	Unallocated Prefix
Y4Z	Unallocated Prefix
Y5A	Unallocated Prefix
Y5B	Unallocated Prefix
Y5C	Blue Cross Blue Shield of Illinois
Y5D	Unallocated Prefix
Y5E	Unallocated Prefix
Y5F	Unallocated Prefix
Y5G	Unallocated Prefix
Y5H	Unallocated Prefix
Y5I	Unallocated Prefix
Y5J	Unallocated Prefix
Y5K	Unallocated Prefix
Y5L	Unallocated Prefix
Y5M	Unallocated Prefix
Y5N	Unallocated Prefix
Y5O	Unallocated Prefix
Y5P	Unallocated Prefix
Y5Q	Unallocated Prefix
Y5R	Unallocated Prefix
Y5S	Unallocated Prefix
Y5T	Anthem Blue Cross Blue Shield of Connecticut
Y5U	Unallocated Prefix
Y5V	Unallocated Prefix
Y5W	Unallocated Prefix
Y5X	Unallocated Prefix
Y5Y	Unallocated Prefix
Y5Z	Unallocated Prefix
Y6A	Regence Blue Cross Blue Shield
Y6B	Unallocated Prefix
Y6C	Unallocated Prefix
Y6D	Unallocated Prefix
Y6E	Unallocated Prefix
Y6F	Unallocated Prefix
Y6G	Regence Blue Cross Blue Shield
Y6H	Unallocated Prefix
Y6I	Unallocated Prefix
Y6J	Unallocated Prefix
Y6K	Unallocated Prefix
Y6L	Unallocated Prefix
Y6M	Anthem Blue Cross Blue Shield of Ohio
Y6N	Unallocated Prefix
Y6O	Unallocated Prefix
Y6P	Empire Blue Cross Blue Shield of New York
Y6Q	Unallocated Prefix
Y6R	Regence Blue Cross Blue Shield
Y6S	Unallocated Prefix
Y6T	Regence Blue Cross Blue Shield
Y6U	Unallocated Prefix
Y6V	Regence Blue Cross Blue Shield
Y6W	Unallocated Prefix
Y6X	Unallocated Prefix
Y6Y	Unallocated Prefix
Y6Z	Unallocated Prefix
Y7A	Regence Blue Cross Blue Shield
Y7B	Unallocated Prefix
Y7C	Unallocated Prefix
Y7D	Unallocated Prefix
Y7E	Unallocated Prefix
Y7F	Unallocated Prefix
Y7G	Unallocated Prefix
Y7H	Unallocated Prefix
Y7I	Unallocated Prefix
Y7J	Unallocated Prefix
Y7K	Unallocated Prefix
Y7L	Unallocated Prefix
Y7M	Unallocated Prefix
Y7N	Empire Blue Cross Blue Shield of New York
Y7O	Unallocated Prefix
Y7P	Unallocated Prefix
Y7Q	Unallocated Prefix
Y7R	Unallocated Prefix
Y7S	Unallocated Prefix
Y7T	Unallocated Prefix
Y7U	Blue Cross Blue Shield of Oklahoma
Y7V	Unallocated Prefix
Y7W	Unallocated Prefix
Y7X	Unallocated Prefix
Y7Y	Unallocated Prefix
Y7Z	Unallocated Prefix
Y8A	Unallocated Prefix
Y8B	Unallocated Prefix
Y8C	Anthem Blue Cross Blue Shield of Colorado
Y8D	Unallocated Prefix
Y8E	Empire Blue Cross Blue Shield of New York
Y8F	Unallocated Prefix
Y8G	Unallocated Prefix
Y8H	Unallocated Prefix
Y8I	Unallocated Prefix
Y8J	Unallocated Prefix
Y8K	Unallocated Prefix
Y8L	Unallocated Prefix
Y8M	Anthem Blue-Cross California
Y8N	Unallocated Prefix
Y8O	Unallocated Prefix
Y8P	Unallocated Prefix
Y8Q	Unallocated Prefix
Y8R	Unallocated Prefix
Y8S	Unallocated Prefix
Y8T	Unallocated Prefix
Y8U	Unallocated Prefix
Y8V	Unallocated Prefix
Y8W	Unallocated Prefix
Y8X	Unallocated Prefix
Y8Y	Unallocated Prefix
Y8Z	Unallocated Prefix
Y9A	Unallocated Prefix
Y9B	Unallocated Prefix
Y9C	Regence Blue Cross Blue Shield
Y9D	Unallocated Prefix
Y9E	Unallocated Prefix
Y9F	Unallocated Prefix
Y9G	Unallocated Prefix
Y9H	Regence Blue Cross Blue Shield
Y9I	Unallocated Prefix
Y9J	Unallocated Prefix
Y9K	Unallocated Prefix
Y9L	Unallocated Prefix
Y9M	Unallocated Prefix
Y9N	Anthem Blue Cross Blue Shield of Indiana
Y9O	Unallocated Prefix
Y9P	Unallocated Prefix
Y9Q	Unallocated Prefix
Y9R	Unallocated Prefix
Y9S	Unallocated Prefix
Y9T	Unallocated Prefix
Y9U	Unallocated Prefix
Y9V	Unallocated Prefix
Y9W	Unallocated Prefix
Y9X	Unallocated Prefix
Y9Y	Unallocated Prefix
Y9Z	Unallocated Prefix
Z2A	Unallocated Prefix
Z2B	Anthem Blue Cross Blue Shield of Indiana
Z2C	Unallocated Prefix
Z2D	Unallocated Prefix
Z2E	Unallocated Prefix
Z2F	Blue Cross Blue Shield of Minnesota
Z2G	Unallocated Prefix
Z2H	Wellmark Blue Cross Blue Shield
Z2I	Unallocated Prefix
Z2J	Unallocated Prefix
Z2K	Blue Cross Blue Shield of Alabama
Z2L	Highmark Blue Cross Blue Shield of Pennsylvania
Z2M	Blue Cross Blue Shield of Rhode Island
Z2N	Unallocated Prefix
Z2O	Unallocated Prefix
Z2P	Anthem Blue Cross Blue Shield of Georgia
Z2Q	Unallocated Prefix
Z2R	Unallocated Prefix
Z2S	Wellmark Blue Cross Blue Shield
Z2T	Regence Blue Cross Blue Shield
Z2U	Unallocated Prefix
Z2V	Unallocated Prefix
Z2W	Unallocated Prefix
Z2X	Unallocated Prefix
Z2Y	Unallocated Prefix
Z2Z	Unallocated Prefix
Z3A	Blue Cross Blue Shield of Illinois
Z3B	Anthem Blue Cross Blue Shield of Connecticut
Z3C	Unallocated Prefix
Z3D	Unallocated Prefix
Z3E	Unallocated Prefix
Z3F	Blue Cross Blue Shield of Illinois
Z3G	Blue Cross Blue Shield of Illinois
Z3H	Wellmark Blue Cross Blue Shield
Z3I	Unallocated Prefix
Z3J	Blue Cross Blue Shield of Arizona
Z3K	Blue Cross Blue Shield of Illinois
Z3L	Anthem Blue Cross Blue Shield of New Hampshire
Z3M	Blue Cross Blue Shield of Rhode Island
Z3N	Blue Cross Blue Shield of Illinois
Z3O	Unallocated Prefix
Z3P	Unallocated Prefix
Z3Q	Unallocated Prefix
Z3R	Blue Cross Blue Shield of Massachusetts
Z3S	Blue Cross Blue Shield of Illinois
Z3T	Unallocated Prefix
Z3U	Unallocated Prefix
Z3V	Unallocated Prefix
Z3W	Unallocated Prefix
Z3X	Anthem Blue Cross Blue Shield of New Hampshire
Z3Y	Unallocated Prefix
Z3Z	Unallocated Prefix
Z4A	Unallocated Prefix
Z4B	Anthem Blue Cross Blue Shield of Colorado
Z4C	Couple Health
Z4D	Unallocated Prefix
Z4E	Blue Cross Blue Shield of Arizona
Z4F	Unallocated Prefix
Z4G	Regence Blue Cross Blue Shield
Z4H	Unallocated Prefix
Z4I	Unallocated Prefix
Z4J	Unallocated Prefix
Z4K	Regence Blue Cross Blue Shield
Z4L	Regence Blue Cross Blue Shield
Z4M	Blue Cross Blue Shield of Arizona
Z4N	Blue Cross Blue Shield of Arizona
Z4O	Unallocated Prefix
Z4P	Blue Cross Blue Shield of Arizona
Z4Q	Unallocated Prefix
Z4R	Regence Blue Cross Blue Shield
Z4S	Unallocated Prefix
Z4T	Regence Blue Cross Blue Shield
Z4U	Unallocated Prefix
Z4V	Regence Blue Cross Blue Shield
Z4W	Unallocated Prefix
Z4X	Blue Cross Blue Shield of Arizona
Z4Y	Unallocated Prefix
Z4Z	Anthem Blue-Cross
Z5A	Blue Cross Blue Shield of Illinois
Z5B	Anthem Blue Cross Blue Shield of Indiana
Z5C	Anthem Blue Cross Blue Shield of Indiana
Z5D	Anthem Blue Cross Blue Shield of Indiana
Z5E	Anthem Blue Cross Blue Shield of Indiana
Z5F	Anthem Blue Cross Blue Shield of Indiana
Z5G	Anthem Blue Cross Blue Shield of Indiana
Z5H	Anthem Blue Cross Blue Shield of Indiana
Z5I	Unallocated Prefix
Z5J	Anthem Blue Cross Blue Shield of Indiana
Z5K	Blue-Shield of Northeastern New York
Z5L	Anthem Blue Cross Blue Shield of Indiana
Z5M	Blue Cross Blue Shield of Arizona
Z5N	Anthem Blue Cross Blue Shield of Indiana
Z5O	Unallocated Prefix
Z5P	Anthem Blue Cross Blue Shield of Indiana
Z5Q	Anthem Blue Cross Blue Shield of Indiana
Z5R	Anthem Blue Cross Blue Shield of Indiana
Z5S	Anthem Blue Cross Blue Shield of Indiana
Z5T	Unallocated Prefix
Z5U	Anthem Blue Cross Blue Shield of Indiana
Z5V	Anthem Blue Cross Blue Shield of Indiana
Z5W	Anthem Blue Cross Blue Shield of Indiana
Z5X	Anthem Blue Cross Blue Shield of Indiana
Z5Y	Unallocated Prefix
Z5Z	Anthem Blue Cross Blue Shield of Indiana
Z6A	Empire Blue Cross Blue Shield of New York
Z6B	Unallocated Prefix
Z6C	Anthem Blue Cross Blue Shield of Colorado
Z6D	Anthem Blue-Cross
Z6E	Anthem Blue Cross Blue Shield of Wisconsin
Z6F	Unallocated Prefix
Z6G	Anthem Blue-Cross
Z6H	Anthem Blue-Cross
Z6I	Unallocated Prefix
Z6J	Anthem Blue Cross Blue Shield of Connecticut
Z6K	Anthem Blue Cross Blue Shield of Connecticut
Z6L	Unallocated Prefix
Z6M	Anthem Blue Cross Blue Shield of New Hampshire
Z6N	Premera Blue Cross Blue Shield of Alaska
Z6O	Unallocated Prefix
Z6P	Anthem Blue Cross Blue Shield of Indiana
Z6Q	Unallocated Prefix
Z6R	Blue Cross Blue Shield of Texas
Z6S	Blue Cross Blue Shield of Texas
Z6T	Blue Cross Blue Shield of Texas
Z6U	Unallocated Prefix
Z6V	Unallocated Prefix
Z6W	Anthem Blue Cross Blue Shield of Wisconsin
Z6X	Unallocated Prefix
Z6Y	Anthem Blue Cross Blue Shield of Georgia
Z6Z	Anthem Blue Cross Blue Shield of Wisconsin
Z7A	Anthem Blue Cross Blue Shield of Indiana
Z7B	Anthem Blue Cross Blue Shield of Indiana
Z7C	Anthem Blue Cross Blue Shield of Indiana
Z7D	Anthem Blue Cross Blue Shield of Indiana
Z7E	Anthem Blue Cross Blue Shield of Indiana
Z7F	Anthem Blue Cross Blue Shield of Indiana
Z7G	Anthem Blue Cross Blue Shield of Indiana
Z7H	Anthem Blue Cross Blue Shield of Indiana
Z7I	Unallocated Prefix
Z7J	Anthem Blue Cross Blue Shield of Indiana
Z7K	Anthem Blue Cross Blue Shield of Indiana
Z7L	Anthem Blue Cross Blue Shield of Connecticut
Z7M	Blue Cross Blue Shield of Rhode Island
Z7N	Unallocated Prefix
Z7O	Unallocated Prefix
Z7P	Unallocated Prefix
Z7Q	Unallocated Prefix
Z7R	Unallocated Prefix
Z7S	Unallocated Prefix
Z7T	Unallocated Prefix
Z7U	Unallocated Prefix
Z7V	Unallocated Prefix
Z7W	Anthem Blue Cross Blue Shield of Wisconsin
Z7X	Anthem Blue Cross Blue Shield of Wisconsin
Z7Y	Unallocated Prefix
Z7Z	Anthem Blue Cross Blue Shield of Wisconsin
Z8A	Anthem Blue-Cross
Z8B	Unallocated Prefix
Z8C	Anthem Blue Cross Blue Shield of Indiana
Z8D	Anthem Blue Cross Blue Shield of Indiana
Z8E	Anthem Blue Cross Blue Shield of Indiana
Z8F	Anthem Blue Cross Blue Shield of Indiana
Z8G	Unallocated Prefix
Z8H	Anthem Blue Cross Blue Shield of Georgia
Z8I	Unallocated Prefix
Z8J	Unallocated Prefix
Z8K	Anthem Blue Cross Blue Shield of Georgia
Z8L	Anthem Blue Cross Blue Shield of Georgia
Z8M	Blue Cross Blue Shield of Arizona
Z8N	Unallocated Prefix
Z8O	Unallocated Prefix
Z8P	Premera Blue Cross Blue Shield of Alaska
Z8Q	Unallocated Prefix
Z8R	Premera Blue Cross Blue Shield of Alaska
Z8S	Unallocated Prefix
Z8T	Unallocated Prefix
Z8U	Unallocated Prefix
Z8V	Unallocated Prefix
Z8W	Unallocated Prefix
Z8X	Unallocated Prefix
Z8Y	Unallocated Prefix
Z8Z	Unallocated Prefix
Z9A	Anthem Blue Cross Blue Shield of New Hampshire
Z9B	Regence Blue Cross Blue Shield
Z9C	Regence Blue Cross Blue Shield
Z9D	Anthem Blue Cross Blue Shield of Ohio
Z9E	Unallocated Prefix
Z9F	Regence Blue Cross Blue Shield
Z9G	Regence Blue Cross Blue Shield
Z9H	Anthem Blue Cross Blue Shield of Ohio
Z9I	Unallocated Prefix
Z9J	Unallocated Prefix
Z9K	Blue Cross Blue Shield of Rhode Island
Z9L	Unallocated Prefix
Z9M	Anthem Blue-Cross
Z9N	Regence Blue Cross Blue Shield
Z9O	Unallocated Prefix
Z9P	Unallocated Prefix
Z9Q	Unallocated Prefix
Z9R	Regence Blue Cross Blue Shield
Z9S	Anthem Blue-Cross
Z9T	Anthem Blue Cross Blue Shield of Connecticut
Z9U	Unallocated Prefix
Z9V	Unallocated Prefix
Z9W	Unallocated Prefix
Z9X	Unallocated Prefix
Z9Y	Unallocated Prefix
Z9Z	Unallocated Prefix

In conclusion, the BCBS Alpha Numeric Prefix list is a vital health insurance component. These distinct combinations of letters and numbers, integrated at the forefront of policy identification numbers, play a pivotal role in distinguishing between various plans, geographic regions, and policyholder groups under the Blue Cross Blue Shield umbrella. The utility of this prefix list extends to healthcare providers, administrators, and policyholders alike, providing a clear understanding of the origin and attributes of each BCBS insurance policy. As the healthcare landscape evolves, so does this prefix list, adapting to new plans and modifications to ensure accuracy and relevance. Staying attuned to these changes ensures a comprehensive grasp of the dynamic nature of BCBS insurance offerings.

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BCBS Prefix AAA to AZZ	BCBS Prefix BAA to BZZ	BCBS Prefix CAA to CZZ	BCBS Prefix DAA to DZZ
BCBS Prefix EAA to EZZ	BCBS Prefix FAA to FZZ	BCBS Prefix GAA to GZZ	BCBS Prefix HAA to HZZ
BCBS Prefix IAA to IZZ	BCBS Prefix JAA to JZZ	BCBS Prefix KAA to KZZ	BCBS Prefix LAA to LZZ
BCBS Prefix MAA to MZZ	BCBS Prefix NAA to NZZ	BCBS Prefix OAA to OZZ	BCBS Prefix PAA to PZZ
BCBS Prefix QAA to QZZ	BCBS Prefix RAA to RZZ	BCBS Prefix SAA to SZZ	BCBS Prefix TAA to TZZ
BCBS Prefix UAA to UZZ	BCBS Prefix VAA to VZZ	BCBS Prefix WAA to WZZ	BCBS Prefix XAA to XZZ
	BCBS Prefix YAA to YZZ	BCBS Prefix ZAA to ZZZ