BCBS Alpha numeric Prefix R2A to R9Z list is updated from authorized and trusted resources and based on the latest information.
| BCBS Alpha Numeric Prefix | BCBS Plan Name | Website |
| R2A | Highmark BCBS Pennsylvania | https://www.highmarkbcbs.com/home/ |
| R2B | BCBS Illinois | https://www.bcbsil.com/ |
| R2C | Premera Blue Cross of Alaska | https://www.premera.com/ak/provider/ |
| R2D | BCBS Illinois | https://www.bcbsil.com/ |
| R2E | BCBS Illinois | https://www.bcbsil.com/ |
| R2F | BCBS Illinois | https://www.bcbsil.com/ |
| R2G | Blue-Cross Blue-Shield of Texas | https://www.bcbstx.com/ |
| R2H | Anthem BCBS Indiana | https://providers.anthem.com/indiana-provider/home |
| R2I | BCBS Rhode Island | https://www.bcbsri.com/ |
| R2J | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R2K | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R2L | Highmark BCBS Pennsylvania | https://www.highmarkbcbs.com/home/ |
| R2M | Empire BCBS New York | https://www.empireblue.com/ |
| R2N | Empire BCBS New York | https://www.empireblue.com/ |
| R2O | No Prefix Assigned | Not Found |
| R2P | Regence BCBS | https://www.regence.com/home |
| R2Q | Anthem BCBS Indiana | https://providers.anthem.com/indiana-provider/home |
| R2R | Empire BCBS New York | https://www.empireblue.com/ |
| R2S | Regence BCBS | https://www.regence.com/home |
| R2T | BCBS Illinois | https://www.bcbsil.com/ |
| R2U | BCBS Illinois | https://www.bcbsil.com/ |
| R2V | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R2W | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R2X | Premera Blue Cross of Alaska | https://www.premera.com/ak/provider/ |
| R2Y | Anthem BCBS Indiana | https://providers.anthem.com/indiana-provider/home |
| R2Z | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R3A | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R3B | Blue-Cross Blue-Shield of Texas | https://www.bcbstx.com/ |
| R3C | Blue Cross of Vermont | https://www.bluecrossvt.org/ |
| R3D | Premera Blue Cross of Alaska | https://www.premera.com/ak/provider/ |
| R3E | Anthem BCBS Virginia | https://www.anthem.com/contact-us/virginia/ |
| R3F | BCBS Illinois | https://www.bcbsil.com/ |
| R3G | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R3H | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R3I | No Prefix Assigned | Not Found |
| R3J | Blue-Cross Blue-Shield of Texas | https://www.bcbstx.com/ |
| R3K | BCBS Illinois | https://www.bcbsil.com/ |
| R3L | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R3M | Empire BCBS New York | https://www.empireblue.com/ |
| R3N | Anthem Blue-Cross Blue-Shield of Missouri | https://www.anthem.com/contact-us/missouri/ |
| R3O | No Prefix Assigned | Not Found |
| R3P | BCBS Illinois | https://www.bcbsil.com/ |
| R3Q | Independence Blue-Cross of Pennsylvania | https://www.ibx.com/ |
| R3R | Regence BCBS | https://www.regence.com/home |
| R3S | BCBS Illinois | https://www.bcbsil.com/ |
| R3T | BCBS Illinois | https://www.bcbsil.com/ |
| R3U | BCBS Illinois | https://www.bcbsil.com/ |
| R3V | BCBS Illinois | https://www.bcbsil.com/ |
| R3W | Premera Blue Cross of Alaska | https://www.premera.com/ak/provider/ |
| R3X | Empire BCBS New York | https://www.empireblue.com/ |
| R3Y | BCBS Illinois | https://www.bcbsil.com/ |
| R3Z | Anthem Blue Cross of California | https://www.anthem.com/ca |
| R4A | Highmark BCBS Pennsylvania | https://www.highmarkbcbs.com/home/ |
| R4B | Blue-Cross Blue-Shield of Texas | https://www.bcbstx.com/ |
| R4C | Blue-Cross Blue-Shield of Texas | https://www.bcbstx.com/ |
| R4D | Premera Blue Cross of Alaska | https://www.premera.com/ak/provider/ |
| R4E | Anthem Blue-Cross Blue-Shield of Wisconsin | https://providers.anthem.com/wisconsin-provider/home |
| R4F | BCBS Illinois | https://www.bcbsil.com/ |
| R4G | BCBS Illinois | https://www.bcbsil.com/ |
| R4H | No Prefix Assigned | Not Found |
| R4I | No Prefix Assigned | Not Found |
| R4J | Anthem Blue-Cross Blue-Shield of Wisconsin | https://providers.anthem.com/wisconsin-provider/home |
| R4K | Anthem Blue-Cross Blue-Shield of Wisconsin | https://providers.anthem.com/wisconsin-provider/home |
| R4L | Anthem Blue-Cross Blue-Shield of Wisconsin | https://providers.anthem.com/wisconsin-provider/home |
| R4M | Carefirst Blue Cross Blue-Shield | https://provider.carefirst.com/providers/home.page |
| R4N | Anthem Blue-Cross Blue-Shield of Wisconsin | https://providers.anthem.com/wisconsin-provider/home |
| R4O | No Prefix Assigned | Not Found |
| R4P | BCBS Illinois | https://www.bcbsil.com/ |
| R4Q | No Prefix Assigned | Not Found |
| R4R | Anthem BCBS Indiana | https://providers.anthem.com/indiana-provider/home |
| R4S | Premera Blue Cross of Alaska | https://www.premera.com/ak/provider/ |
| R4T | BCBS Illinois | https://www.bcbsil.com/ |
| R4U | Anthem Blue Cross of California | https://www.anthem.com/ca |
| R4V | No Prefix Assigned | Not Found |
| R4W | Anthem BCBS Indiana | https://providers.anthem.com/indiana-provider/home |
| R4X | Anthem BCBS Indiana | https://providers.anthem.com/indiana-provider/home |
| R4Y | Anthem BCBS Indiana | https://providers.anthem.com/indiana-provider/home |
| R4Z | Anthem BCBS Indiana | https://providers.anthem.com/indiana-provider/home |
| R5A | Carefirst Blue Cross Blue-Shield | https://provider.carefirst.com/providers/home.page |
| R5B | BCBS Illinois | https://www.bcbsil.com/ |
| R5C | BCBS Illinois | https://www.bcbsil.com/ |
| R5D | BCBS Illinois | https://www.bcbsil.com/ |
| R5E | BCBS Illinois | https://www.bcbsil.com/ |
| R5F | BCBS Illinois | https://www.bcbsil.com/ |
| R5G | BCBS Illinois | https://www.bcbsil.com/ |
| R5H | BCBS Illinois | https://www.bcbsil.com/ |
| R5I | No Prefix Assigned | Not Found |
| R5J | No Prefix Assigned | Not Found |
| R5K | No Prefix Assigned | Not Found |
| R5L | BCBS Massachusetts | bluecrossma.org |
| R5M | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R5N | BCBS Illinois | https://www.bcbsil.com/ |
| R5O | No Prefix Assigned | Not Found |
| R5P | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R5Q | No Prefix Assigned | Not Found |
| R5R | No Prefix Assigned | Not Found |
| R5S | No Prefix Assigned | Not Found |
| R5T | Carefirst Blue Cross Blue-Shield | https://provider.carefirst.com/providers/home.page |
| R5U | No Prefix Assigned | Not Found |
| R5V | Anthem Blue Cross of California | https://www.anthem.com/ca |
| R5W | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R5X | No Prefix Assigned | Not Found |
| R5Y | No Prefix Assigned | Not Found |
| R5Z | No Prefix Assigned | Not Found |
| R6A | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R6B | No Prefix Assigned | Not Found |
| R6C | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R6D | Regence BCBS | https://www.regence.com/home |
| R6E | No Prefix Assigned | Not Found |
| R6F | BCBS Illinois | https://www.bcbsil.com/ |
| R6G | BCBS Massachusetts | bluecrossma.org |
| R6H | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R6I | No Prefix Assigned | Not Found |
| R6J | No Prefix Assigned | Not Found |
| R6K | No Prefix Assigned | Not Found |
| R6L | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R6M | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R6N | BCBS Illinois | https://www.bcbsil.com/ |
| R6O | No Prefix Assigned | Not Found |
| R6P | Premera Blue Cross of Alaska | https://www.premera.com/ak/provider/ |
| R6Q | No Prefix Assigned | Not Found |
| R6R | No Prefix Assigned | Not Found |
| R6S | Regence BCBS | https://www.regence.com/home |
| R6T | Regence BCBS | https://www.regence.com/home |
| R6U | No Prefix Assigned | Not Found |
| R6V | No Prefix Assigned | Not Found |
| R6W | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R6X | No Prefix Assigned | Not Found |
| R6Y | No Prefix Assigned | Not Found |
| R6Z | No Prefix Assigned | Not Found |
| R7A | Anthem BCBS Virginia | https://www.anthem.com/contact-us/virginia/ |
| R7B | Empire BCBS New York | https://www.empireblue.com/ |
| R7C | Empire BCBS New York | https://www.empireblue.com/ |
| R7D | No Prefix Assigned | Not Found |
| R7E | No Prefix Assigned | Not Found |
| R7F | Regence BCBS | https://www.regence.com/home |
| R7G | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R7H | No Prefix Assigned | Not Found |
| R7I | No Prefix Assigned | Not Found |
| R7J | No Prefix Assigned | Not Found |
| R7K | No Prefix Assigned | Not Found |
| R7L | Anthem Blue-Cross Blue-Shield of Wisconsin | https://providers.anthem.com/wisconsin-provider/home |
| R7M | Anthem BCBS Indiana | https://providers.anthem.com/indiana-provider/home |
| R7N | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R7O | No Prefix Assigned | Not Found |
| R7P | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R7Q | No Prefix Assigned | Not Found |
| R7R | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R7S | No Prefix Assigned | Not Found |
| R7T | Blue-Cross Blue-Shield of Texas | https://www.bcbstx.com/ |
| R7U | No Prefix Assigned | Not Found |
| R7V | No Prefix Assigned | Not Found |
| R7W | No Prefix Assigned | Not Found |
| R7X | No Prefix Assigned | Not Found |
| R7Y | No Prefix Assigned | Not Found |
| R7Z | No Prefix Assigned | Not Found |
| R8A | Anthem Blue Cross of California | https://www.anthem.com/ca |
| R8B | Anthem BCBS Virginia | https://www.anthem.com/contact-us/virginia/ |
| R8C | Premera Blue Cross of Alaska | https://www.premera.com/ak/provider/ |
| R8D | No Prefix Assigned | Not Found |
| R8E | No Prefix Assigned | Not Found |
| R8F | Blue Cross of Vermont | https://www.bluecrossvt.org/ |
| R8G | Carefirst Blue Cross Blue-Shield | https://provider.carefirst.com/providers/home.page |
| R8H | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R8I | No Prefix Assigned | Not Found |
| R8J | No Prefix Assigned | Not Found |
| R8K | No Prefix Assigned | Not Found |
| R8L | No Prefix Assigned | Not Found |
| R8M | No Prefix Assigned | Not Found |
| R8N | Highmark BCBS Pennsylvania | https://www.highmarkbcbs.com/home/ |
| R8O | No Prefix Assigned | Not Found |
| R8P | No Prefix Assigned | Not Found |
| R8Q | No Prefix Assigned | Not Found |
| R8R | No Prefix Assigned | Not Found |
| R8S | No Prefix Assigned | Not Found |
| R8T | Anthem Blue Cross of California | https://www.anthem.com/ca |
| R8U | No Prefix Assigned | Not Found |
| R8V | Highmark BCBS Pennsylvania | https://www.highmarkbcbs.com/home/ |
| R8W | No Prefix Assigned | Not Found |
| R8X | No Prefix Assigned | Not Found |
| R8Y | No Prefix Assigned | Not Found |
| R8Z | No Prefix Assigned | Not Found |
| R9A BCBS Prefix | Anthem BCBS Indiana | https://providers.anthem.com/indiana-provider/home |
| R9B | Anthem Blue-Cross Blue-Shield of Wisconsin | https://providers.anthem.com/wisconsin-provider/home |
| R9C | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R9D | Empire BCBS New York | https://www.empireblue.com/ |
| R9E | No Prefix Assigned | Not Found |
| R9F | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R9G | BCBS Massachusetts | bluecrossma.org |
| R9H | No Prefix Assigned | Not Found |
| R9I | No Prefix Assigned | Not Found |
| R9J | No Prefix Assigned | Not Found |
| R9K | No Prefix Assigned | Not Found |
| R9L | No Prefix Assigned | Not Found |
| R9M | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R9N | No Prefix Assigned | Not Found |
| R9O | No Prefix Assigned | Not Found |
| R9P | Blue Cross of Vermont | https://www.bluecrossvt.org/ |
| R9Q | No Prefix Assigned | Not Found |
| R9R | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R9S | No Prefix Assigned | Not Found |
| R9T | Anthem BCBS Georgia | https://www.anthem.com/contact-us/georgia/ |
| R9U | No Prefix Assigned | Not Found |
| R9V | No Prefix Assigned | Not Found |
| R9W | Anthem BCBS Ohio | https://www.anthem.com/contact-us/ohio/ |
| R9X | No Prefix Assigned | Not Found |
| R9Y | No Prefix Assigned | Not Found |
| R9Z | No Prefix Assigned | Not Found |
BCBS alpha numeric prefix R2A to R9Z is updated as per received latest information from authorized sources or websites of BCBS insurance and other reputed online portals. If any discrepancy found please let us know via the contact us page, we are committed to providing correct and genuine information.