BCBS Prefix List X2A to X9Z

Blue Cross Blue Shield Provider Phone Number
Blue Cross Blue Shield Federal Phone Number
Blue Cross Blue Shield Claim Mailing address
BCBS Prefix List 2021 - Alpha NumericState LookupBCBS Company
X2AConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
X2BIdahoBlue-Cross of Idaho
X2CConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
X2DConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
X2EConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
X2F-Prefix Unallocated/Not Assigned
X2G-Prefix Unallocated/Not Assigned
X2HSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
X2I-Prefix Unallocated/Not Assigned
X2J-Prefix Unallocated/Not Assigned
X2K-Prefix Unallocated/Not Assigned
X2L-Prefix Unallocated/Not Assigned
X2M-Prefix Unallocated/Not Assigned
X2N-Prefix Unallocated/Not Assigned
X2O-Prefix Unallocated/Not Assigned
X2PVirginiaAnthem Blue-Cross Blue-Shield of Virginia
X2QSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
X2RIllinoisBlue-Cross Blue-Shield of Illinois
X2SIllinoisBlue-Cross Blue-Shield of Illinois
X2TIllinoisBlue-Cross Blue-Shield of Illinois
X2U-Prefix Unallocated/Not Assigned
X2V-Prefix Unallocated/Not Assigned
X2W-Prefix Unallocated/Not Assigned
X2X-Prefix Unallocated/Not Assigned
X2Y-Prefix Unallocated/Not Assigned
X2Z-Prefix Unallocated/Not Assigned
X3ANew HampshireAnthem Blue-Cross Blue-Shield of New Hampshire
X3B-Prefix Unallocated/Not Assigned
X3C-Prefix Unallocated/Not Assigned
X3D-Prefix Unallocated/Not Assigned
X3E-Prefix Unallocated/Not Assigned
X3F-Prefix Unallocated/Not Assigned
X3G-Prefix Unallocated/Not Assigned
X3HSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
X3I-Prefix Unallocated/Not Assigned
X3J-Prefix Unallocated/Not Assigned
X3K-Prefix Unallocated/Not Assigned
X3L-Prefix Unallocated/Not Assigned
X3M-Prefix Unallocated/Not Assigned
X3N-Prefix Unallocated/Not Assigned
X3O-Prefix Unallocated/Not Assigned
X3P-Prefix Unallocated/Not Assigned
X3Q-Prefix Unallocated/Not Assigned
X3R-Prefix Unallocated/Not Assigned
X3S-Prefix Unallocated/Not Assigned
X3T-Prefix Unallocated/Not Assigned
X3U-Prefix Unallocated/Not Assigned
X3V-Prefix Unallocated/Not Assigned
X3W-Prefix Unallocated/Not Assigned
X3X-Prefix Unallocated/Not Assigned
X3Y-Prefix Unallocated/Not Assigned
X3Z-Prefix Unallocated/Not Assigned
X4A-Prefix Unallocated/Not Assigned
X4B-Prefix Unallocated/Not Assigned
X4C-Prefix Unallocated/Not Assigned
X4D-Prefix Unallocated/Not Assigned
X4EOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
X4F-Prefix Unallocated/Not Assigned
X4G-Prefix Unallocated/Not Assigned
X4H-Prefix Unallocated/Not Assigned
X4I-Prefix Unallocated/Not Assigned
X4J-Prefix Unallocated/Not Assigned
X4K-Prefix Unallocated/Not Assigned
X4L-Prefix Unallocated/Not Assigned
X4M-Prefix Unallocated/Not Assigned
X4N-Prefix Unallocated/Not Assigned
X4O-Prefix Unallocated/Not Assigned
X4P-Prefix Unallocated/Not Assigned
X4Q-Prefix Unallocated/Not Assigned
X4ROregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
X4S-Prefix Unallocated/Not Assigned
X4T-Prefix Unallocated/Not Assigned
X4U-Prefix Unallocated/Not Assigned
X4VOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
X4W-Prefix Unallocated/Not Assigned
X4XColoradoAnthem Blue-Cross Blue-Shield of Colorado
X4Y-Prefix Unallocated/Not Assigned
X4Z-Prefix Unallocated/Not Assigned
X5A-Prefix Unallocated/Not Assigned
X5BConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
X5C-Prefix Unallocated/Not Assigned
X5D-Prefix Unallocated/Not Assigned
X5E-Prefix Unallocated/Not Assigned
X5F-Prefix Unallocated/Not Assigned
X5G-Prefix Unallocated/Not Assigned
X5H-Prefix Unallocated/Not Assigned
X5I-Prefix Unallocated/Not Assigned
X5J-Prefix Unallocated/Not Assigned
X5K-Prefix Unallocated/Not Assigned
X5L-Prefix Unallocated/Not Assigned
X5M-Prefix Unallocated/Not Assigned
X5N-Prefix Unallocated/Not Assigned
X5O-Prefix Unallocated/Not Assigned
X5PConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
X5Q-Prefix Unallocated/Not Assigned
X5R-Prefix Unallocated/Not Assigned
X5S-Prefix Unallocated/Not Assigned
X5TConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
X5U-Prefix Unallocated/Not Assigned
X5V-Prefix Unallocated/Not Assigned
X5W-Prefix Unallocated/Not Assigned
X5X-Prefix Unallocated/Not Assigned
X5Y-Prefix Unallocated/Not Assigned
X5Z-Prefix Unallocated/Not Assigned
X6A-Prefix Unallocated/Not Assigned
X6B-Prefix Unallocated/Not Assigned
X6C-Prefix Unallocated/Not Assigned
X6D-Prefix Unallocated/Not Assigned
X6E-Prefix Unallocated/Not Assigned
X6F-Prefix Unallocated/Not Assigned
X6GConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
X6H-Prefix Unallocated/Not Assigned
X6I-Prefix Unallocated/Not Assigned
X6J-Prefix Unallocated/Not Assigned
X6KIndianaAnthem Blue-Cross Blue-Shield of Indiana
X6L-Prefix Unallocated/Not Assigned
X6M-Prefix Unallocated/Not Assigned
X6N-Prefix Unallocated/Not Assigned
X6O-Prefix Unallocated/Not Assigned
X6P-Prefix Unallocated/Not Assigned
X6Q-Prefix Unallocated/Not Assigned
X6R-Prefix Unallocated/Not Assigned
X6S-Prefix Unallocated/Not Assigned
X6TConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
X6U-Prefix Unallocated/Not Assigned
X6V-Prefix Unallocated/Not Assigned
X6W-Prefix Unallocated/Not Assigned
X6X-Prefix Unallocated/Not Assigned
X6Y-Prefix Unallocated/Not Assigned
X6Z-Prefix Unallocated/Not Assigned
X7A-Prefix Unallocated/Not Assigned
X7B-Prefix Unallocated/Not Assigned
X7C-Prefix Unallocated/Not Assigned
X7D-Prefix Unallocated/Not Assigned
X7E-Prefix Unallocated/Not Assigned
X7F-Prefix Unallocated/Not Assigned
X7G-Prefix Unallocated/Not Assigned
X7H-Prefix Unallocated/Not Assigned
X7I-Prefix Unallocated/Not Assigned
X7J-Prefix Unallocated/Not Assigned
X7K-Prefix Unallocated/Not Assigned
X7L-Prefix Unallocated/Not Assigned
X7M-Prefix Unallocated/Not Assigned
X7N-Prefix Unallocated/Not Assigned
X7O-Prefix Unallocated/Not Assigned
X7P-Prefix Unallocated/Not Assigned
X7Q-Prefix Unallocated/Not Assigned
X7R-Prefix Unallocated/Not Assigned
X7S-Prefix Unallocated/Not Assigned
X7T-Prefix Unallocated/Not Assigned
X7U-Prefix Unallocated/Not Assigned
X7V-Prefix Unallocated/Not Assigned
X7W-Prefix Unallocated/Not Assigned
X7X-Prefix Unallocated/Not Assigned
X7Y-Prefix Unallocated/Not Assigned
X7Z-Prefix Unallocated/Not Assigned
X8A-Prefix Unallocated/Not Assigned
X8B-Prefix Unallocated/Not Assigned
X8C-Prefix Unallocated/Not Assigned
X8D-Prefix Unallocated/Not Assigned
X8E-Prefix Unallocated/Not Assigned
X8F-Prefix Unallocated/Not Assigned
X8G-Prefix Unallocated/Not Assigned
X8H-Prefix Unallocated/Not Assigned
X8I-Prefix Unallocated/Not Assigned
X8J-Prefix Unallocated/Not Assigned
X8K-Prefix Unallocated/Not Assigned
X8L-Prefix Unallocated/Not Assigned
X8M-Prefix Unallocated/Not Assigned
X8N-Prefix Unallocated/Not Assigned
X8O-Prefix Unallocated/Not Assigned
X8P-Prefix Unallocated/Not Assigned
X8Q-Prefix Unallocated/Not Assigned
X8R-Prefix Unallocated/Not Assigned
X8S-Prefix Unallocated/Not Assigned
X8T-Prefix Unallocated/Not Assigned
X8U-Prefix Unallocated/Not Assigned
X8V-Prefix Unallocated/Not Assigned
X8W-Prefix Unallocated/Not Assigned
X8X-Prefix Unallocated/Not Assigned
X8Y-Prefix Unallocated/Not Assigned
X8Z-Prefix Unallocated/Not Assigned
X9ACaliforniaAnthem Blue-Cross
X9B-Prefix Unallocated/Not Assigned
X9C-Prefix Unallocated/Not Assigned
X9D-Prefix Unallocated/Not Assigned
X9E-Prefix Unallocated/Not Assigned
X9F-Prefix Unallocated/Not Assigned
X9G-Prefix Unallocated/Not Assigned
X9H-Prefix Unallocated/Not Assigned
X9I-Prefix Unallocated/Not Assigned
X9J-Prefix Unallocated/Not Assigned
X9K-Prefix Unallocated/Not Assigned
X9L-Prefix Unallocated/Not Assigned
X9M-Prefix Unallocated/Not Assigned
X9N-Prefix Unallocated/Not Assigned
X9O-Prefix Unallocated/Not Assigned
X9PWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
X9Q-Prefix Unallocated/Not Assigned
X9R-Prefix Unallocated/Not Assigned
X9S-Prefix Unallocated/Not Assigned
X9T-Prefix Unallocated/Not Assigned
X9U-Prefix Unallocated/Not Assigned
X9V-Prefix Unallocated/Not Assigned
X9W-Prefix Unallocated/Not Assigned
X9X-Prefix Unallocated/Not Assigned
X9Y-Prefix Unallocated/Not Assigned
X9Z-Prefix Unallocated/Not Assigned