BCBS Prefix Lookup AAA – AZZ
List of BCBS Prefixes AAA to AZZ
This list of bcbs prefixes includes both alpha prefixes and alpha numeric prefixes. We continue to add additional prefixes as we find them along with the blue cross blue shield provider phone number. Remember that each table has a search box at the top so it’s not necessary to page through the list of bc prefixes to find the one you need. Just enter the bc prefix in the search box to find it quickly. We appreciate your patience and support as we update our bcbs prefix lists.
| Prefix | 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 Blue Cross | |
| A2J | Blue Cross Blue Shield of Illinois | |
| A2K | Capital Blue Cross | |
| A2L | Capital Blue Cross | |
| A2M | Capital Blue Cross | |
| A2N | Capital Blue Cross | |
| A2O | CareFirst BCBS | |
| A2P | Capital Blue Cross | |
| A2Q | Horizon Blue Cross Blue Shield of New Jersey | |
| A2R | Capital Blue Cross | |
| A2S | Capital Blue Cross | |
| A2T | Premera Blue Cross | |
| A2U | Highmark BCBS of Pennsylvania | |
| A2V | CareFirst BCBS | |
| A2W | Highmark BCBS of Pennsylvania | |
| A2X | CareFirst BCBS | |
| A2Z | CareFirst BCBS | |
| A3A | Blue Cross Blue Shield of Massachusetts | |
| A3B | CareFirst BCBS | |
| A3C | Blue Cross Blue Shield of Arkansas | |
| A3D | CareFirst BCBS | |
| A3E | Capital Blue Cross | |
| A3F | CareFirst BCBS | |
| A3G | Blue Cross Blue Shield of Illinois | |
| A3H | Capital Blue Cross | |
| A3I | Capital Blue Cross | |
| A3J | Blue Cross Blue Shield of Illinois | |
| A3L | Highmark BCBS of Pennsylvania | |
| A3M | Regence Blue Cross Blue Shield of Oregon | |
| A3N | Blue Cross Blue Shield of Illinois | |
| A3O | CareFirst BCBS | |
| A3P | Blue Cross Blue Shield of Minnesota | |
| A3Q | Horizon Blue Cross Blue Shield of New Jersey | |
| A3R | Capital Blue Cross | |
| A3S | Capital Blue Cross | |
| A3T | Blue Cross Blue Shield of Texas | |
| A3U | CareFirst BCBS | |
| A3V | Highmark BCBS of Pennsylvania | |
| A3W | Blue Cross Blue Shield of Minnesota | |
| A3X | CareFirst BCBS | |
| A3Z | Horizon Blue Cross Blue Shield of New Jersey | |
| A4A | CareFirst BCBS | |
| A4B | CareFirst BCBS | |
| A4C | Regence Blue Cross Blue Shield of Oregon | |
| A4D | Blue Cross Blue Shield of Illinois | |
| A4E | Capital Blue Cross | |
| A4G | Capital Blue Cross | |
| A4H | CareFirst BCBS | |
| A4I | CareFirst BCBS | |
| A4J | Blue Cross Blue Shield of Illinois | |
| A4K | Horizon Blue Cross Blue Shield of New Jersey | |
| A4L | CareFirst BCBS | |
| A4M | Capital Blue Cross | |
| A4N | CareFirst BCBS | |
| A4O | CareFirst BCBS | |
| A4P | Blue Cross Blue Shield of Illinois | |
| A4Q | Capital Blue Cross | |
| A4R | CareFirst BCBS | |
| A4S | Regence Blue Cross Blue Shield of Oregon | |
| A4T | Regence Blue Cross Blue Shield of Oregon | |
| A4U | CareFirst BCBS | |
| A4V | CareFirst BCBS | |
| A4X | CareFirst BCBS | |
| A4Y | Horizon Blue Cross Blue Shield of New Jersey | |
| A4Z | Capital Blue Cross | |
| A5A | CareFirst BCBS | |
| A5B | CareFirst BCBS | |
| A5C | Capital Blue Cross | |
| A5D | CareFirst BCBS | |
| A5E | Capital Blue Cross | |
| A5F | CareFirst BCBS | |
| A5G | Capital Blue Cross | |
| A5H | CareFirst BCBS | |
| A5I | CareFirst BCBS | |
| A5J | Capital Blue Cross | |
| A5K | CareFirst BCBS | |
| A5L | Blue Cross Blue Shield of Vermont | |
| A5M | Regence Blue Cross Blue Shield of Oregon | |
| A5N | Capital Blue Cross | |
| A5O | Capital Blue Cross | |
| A5Q | Capital Blue Cross | |
| A5R | Anthem Blue Cross of California | |
| A5T | CareFirst BCBS | |
| A5U | CareFirst BCBS | |
| A5V | CareFirst BCBS | |
| A5W | Horizon Blue Cross Blue Shield of New Jersey | |
| A5Y | Horizon Blue Cross Blue Shield of New Jersey | |
| A5Z | CareFirst BCBS | |
| A6B | CareFirst BCBS | |
| A6C | Regence Blue Cross Blue Shield of Oregon | |
| A6D | Blue Cross Blue Shield of Illinois | |
| A6E | Capital Blue Cross | |
| A6F | Blue Cross Blue Shield of Illinois | |
| A6G | CareFirst BCBS | |
| A6H | CareFirst BCBS | |
| A6I | Capital Blue Cross | |
| A6K | CareFirst BCBS | |
| A6L | CareFirst BCBS | |
| A6M | Anthem BCBS of Virginia | |
| A6N | CareFirst BCBS | |
| A6O | Capital Blue Cross | |
| A6Q | Anthem Blue Cross of California | |
| A6R | CareFirst BCBS | |
| A6S | CareFirst BCBS | |
| A6T | CareFirst BCBS | |
| A6V | CareFirst BCBS | |
| A6W | CareFirst BCBS | |
| A6X | CareFirst BCBS | |
| A6Y | CareFirst BCBS | |
| A6Z | Anthem BCBS of Nevada | |
| A7A | CareFirst BCBS | |
| A7B | CareFirst BCBS | |
| A7D | CareFirst BCBS | |
| A7E | Regence Blue Cross Blue Shield of Oregon | |
| A7F | CareFirst BCBS | |
| A7G | Blue Cross Blue Shield of Illinois | |
| A7J | Capital Blue Cross | |
| A7K | Blue Cross Blue Shield of Illinois | |
| A7L | Anthem BCBS of Indiana | |
| A7M | Blue Cross Blue Shield of Illinois | |
| A7N | CareFirst BCBS | |
| A7O | CareFirst BCBS | |
| A7P | Capital Blue Cross | |
| A7R | CareFirst BCBS | |
| A7S | Blue Cross Blue Shield of Massachusetts | |
| A7U | CareFirst BCBS | |
| A7V | CareFirst BCBS | |
| A7W | CareFirst BCBS | |
| A7X | Blue Cross Blue Shield of North Dakota | |
| A7Y | CareFirst BCBS | |
| A7Z | Anthem BCBS of Virginia | |
| A8A | Blue Cross Blue Shield of Minnesota | |
| A8C | Blue Cross Blue Shield of Illinois | |
| A8F | Highmark BCBS of Pennsylvania | |
| A8G | Anthem Blue Cross of California | |
| A8I | Anthem BCBS of Connecticut | |
| A8K | Highmark BCBS of Pennsylvania | |
| A8L | Highmark BCBS of Pennsylvania | |
| A8M | Anthem BCBS of Virginia | |
| A8O | Anthem BCBS of Connecticut | |
| A8P | Capital Blue Cross | |
| A8Q | Anthem BCBS of Connecticut | |
| A8R | Blue Cross Blue Shield of Texas | |
| A8S | Anthem BCBS of Connecticut | |
| A8T | Blue Cross Blue Shield of Illinois | |
| A8U | Anthem BCBS of Connecticut | |
| A8V | Anthem BCBS of Connecticut | |
| A8W | CareFirst BCBS | |
| A8X | CareFirst BCBS | |
| A8Y | Anthem BCBS of Connecticut | |
| A8Z | Anthem BCBS of Connecticut | |
| A9A | Anthem BCBS of Connecticut | |
| A9B | Regence Blue Cross Blue Shield of Oregon | |
| A9C | Anthem BCBS 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 Shield of Washington | |
| A9H | Blue Cross Blue Shield of Minnesota | |
| A9I | Anthem BCBS of Wisconsin | |
| A9J | CareFirst BCBS | |
| A9K | Blue Cross Blue Shield of Minnesota | |
| A9L | Blue Cross Blue Shield of Minnesota | |
| A9M | Anthem BCBS of Colorado | |
| A9N | Blue Cross Blue Shield of Minnesota | |
| A9O | Anthem BCBS of Virginia | |
| A9P | Premera Blue Cross | |
| A9Q | Anthem Blue Cross of California | |
| A9R | CareFirst BCBS | |
| A9S | CareFirst BCBS | |
| A9T | Anthem BCBS of Virginia | |
| A9U | Anthem Blue Cross of California | |
| 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 of California | |
| A9Z | Highmark BCBS of Pennsylvania | |
| AAA | Blue Cross Blue Shield of Alabama | |
| AAB | Blue Cross Blue Shield of Michigan | |
| AAC | Blue Cross Blue Shield of Illinois | |
| AAD | Blue Cross Blue Shield of South Carolina | |
| AAE | Anthem BCBS of Nevada | |
| AAF | Regence Blue Shield of Washington | |
| AAG | Anthem BCBS of Georgia | |
| AAH | Blue Shield of California | |
| AAI | Blue Cross Blue Shield of Michigan | |
| AAJ | Regence Blue Shield of Washington | |
| AAK | Anthem Blue Cross of California | |
| AAL | Wellmark BCBS | |
| AAM | Blue Cross Blue Shield of Alabama | |
| AAN | Empire Blue Cross Blue Shield | |
| AAO | Blue Shield of California | |
| AAP | BCBS of Tennessee | |
| AAQ | Anthem BCBS of Kentucky | |
| AAR | CareFirst BCBS | |
| AAS | Anthem Blue Cross of California | |
| AAT | Anthem Blue Cross of California | |
| AAU | Anthem BCBS of Ohio | |
| AAV | Anthem BCBS of Georgia | |
| AAW | Capital Blue Cross | |
| AAX | Blue Cross Blue Shield of South Carolina | |
| AAY | Blue Cross of Idaho | |
| AAZ | Anthem BCBS of Indiana | |
| ABA | Blue Cross Blue Shield of Illinois | |
| ABB | Blue Cross Blue Shield of Illinois | |
| ABC | Blue Cross Blue Shield of Alabama | |
| ABD | Regence Blue Shield of Washington | |
| ABE | Blue Cross Blue Shield of Minnesota | |
| ABF | BCBS of Western New York | |
| ABG | Blue Cross Blue Shield of Illinois | |
| ABH | Blue Cross Blue Shield of Minnesota | |
| ABI | Highmark BCBS of Pennsylvania | |
| ABJ | Blue Cross Blue Shield of Minnesota | |
| ABK | CareFirst BCBS | |
| ABL | Blue Cross Blue Shield of Illinois | |
| ABM | Blue Cross Blue Shield of Alabama | |
| ABN | Anthem BCBS of Virginia | |
| ABO | Anthem Blue Cross of California | |
| ABP | Blue Cross Blue Shield of North Carolina | |
| ABQ | CareFirst BCBS | |
| ABR | CareFirst BCBS | |
| ABS | Wellmark BCBS | |
| ABT | Independence Blue Cross | |
| ABU | Blue Cross Blue Shield of Minnesota | |
| ABV | BCBS of Tennessee | |
| ABW | Anthem BCBS of Colorado | |
| ABX | Wellmark BCBS | |
| ABY | CareFirst BCBS | |
| ABZ | Carefirst BCBS of Maryland | |
| ACA | Blue Cross Blue Shield of Alabama | |
| ACB | Unassigned Prefix | |
| ACC | Blue Shield of California | |
| ACD | Empire Blue Cross Blue Shield | |
| ACE | Highmark BCBS of Pennsylvania | |
| ACF | Premera Blue Cross | |
| ACG | BCBS of Tennessee | |
| ACH | Wellmark BCBS | |
| ACI | Blue Cross of Idaho | |
| ACJ | Anthem BCBS of Virginia | |
| ACK | Wellmark BCBS | |
| ACL | Blue Cross of Idaho | |
| ACM | Blue Cross Blue Shield of Massachusetts | |
| ACN | Blue Cross Blue Shield of Texas | |
| ACO | CareFirst BCBS | |
| ACP | Highmark BCBS of Pennsylvania | |
| ACQ | Blue Cross Blue Shield of South Carolina | |
| ACR | Anthem Blue Cross of California | |
| ACS | CareFirst BCBS | |
| ACT | Blue Cross Blue Shield of Illinois | |
| ACU | Blue Shield of California | |
| ACV | Wellmark BCBS | |
| ACW | Anthem Blue Cross of California | |
| ACX | Blue Cross Blue Shield of Illinois | |
| ACY | Anthem Blue Cross of California | |
| ACZ | Anthem BCBS of Georgia | |
| ADA | Anthem Blue Cross of California | |
| ADB | Anthem BCBS of Missouri | |
| ADC | Blue Cross Blue Shield of Illinois | |
| ADD | Anthem BCBS of Indiana | |
| ADE | Blue Cross Blue Shield of Illinois | |
| ADF | BCBS of Western New York | |
| ADG | Blue Cross Blue Shield of Missouri | |
| ADH | BCBS of Delaware | |
| ADI | Anthem Blue Cross of California | |
| ADJ | Blue Cross Blue Shield of Nebraska | |
| ADK | Anthem Blue Cross of California | |
| ADL | Anthem BCBS of Ohio | |
| ADM | Blue Cross Blue Shield of Illinois | |
| ADN | Blue Cross Blue Shield of Missouri | |
| ADO | Blue Cross Blue Shield of Michigan | |
| ADP | Empire Blue Cross Blue Shield | |
| ADQ | Independence Blue Cross | |
| ADR | Wellmark BCBS | |
| ADS | Blue Cross Blue Shield of Nebraska | |
| ADT | Anthem BCBS of Virginia | |
| ADU | Florida Blue | |
| ADV | Blue Cross Blue Shield of Illinois | |
| ADW | CareFirst BCBS | |
| ADX | Capital Blue Cross | |
| ADY | Blue Cross Blue Shield of South Carolina | |
| ADZ | Anthem BCBS of Nevada | |
| AEA | Blue Cross Blue Shield of Texas | |
| AEB | Blue Cross Blue Shield of North Carolina | |
| AEC | Blue Cross Blue Shield of Illinois | |
| AED | CareFirst BCBS | |
| AEE | Blue Cross Blue Shield of Arkansas | |
| AEF | Blue Cross Blue Shield of Illinois | |
| AEG | Anthem BCBS of Ohio | |
| AEH | CareFirst BCBS | |
| AEI | Anthem BCBS of Virginia | |
| AEJ | Horizon Blue Cross Blue Shield of New Jersey | |
| AEK | Anthem BCBS of Ohio | |
| AEL | Anthem Blue Cross of California | |
| AEM | CareFirst BCBS | |
| AEN | Highmark BCBS of Pennsylvania | |
| AEO | Blue Cross Blue Shield of Massachusetts | |
| AEP | Wellmark BCBS | |
| AEQ | Blue Cross Blue Shield of Michigan | |
| AER | Blue Cross Blue Shield of Texas | |
| AES | Blue Cross Blue Shield of Alabama | |
| AET | Anthem Blue Cross of California | |
| AEU | Blue Cross Blue Shield of Texas | |
| AEV | Blue Cross Blue Shield of Texas | |
| AEW | Blue Cross Blue Shield of South Carolina | |
| AEX | Blue Cross Blue Shield of Texas | |
| AEY | Wellmark BCBS | |
| AEZ | Blue Cross Blue Shield of Illinois | |
| AFA | Anthem BCBS of Virginia | |
| AFB | Blue Cross Blue Shield of South Carolina | |
| AFC | Wellmark BCBS | |
| AFD | Blue Cross Blue Shield of South Carolina | |
| AFE | Blue Shield of California | |
| AFF | CareFirst BCBS | |
| AFG | Blue Cross Blue Shield of Kansas City | |
| AFH | Anthem Blue Cross of California | |
| AFI | Blue Cross Blue Shield of Rhode Island | |
| AFJ | BCBS of Texas | |
| AFK | Blue Cross Blue Shield of South Carolina | |
| AFL | Anthem Blue Cross of California | |
| AFM | Blue Cross Blue Shield of Minnesota | |
| AFN | BCBS of South Carolina | |
| AFO | Blue Cross Blue Shield of Arkansas | |
| AFP | Blue Cross Blue Shield of Massachusetts | |
| AFQ | Regence Blue Cross Blue Shield of Oregon | |
| AFR | Regence Blue Shield of Washington | |
| AFS | Unassigned Prefix | |
| AFT | Anthem BCBS of Virginia | |
| AFU | Anthem BCBS of Virginia | |
| AFV | CareFirst BCBS | |
| AFW | Blue Cross Blue Shield of North Carolina | |
| AFX | Blue Cross Blue Shield of Illinois | |
| AFY | Highmark BCBS of Pennsylvania | |
| AFZ | Anthem BCBS of Ohio | |
| AGA | Anthem Blue Cross of California | |
| AGB | Excellus BCBS | |
| AGC | Blue Cross Blue Shield of Kansas City | |
| AGD | Anthem BCBS of Missouri | |
| AGE | Anthem BCBS of Ohio | |
| AGF | Independence Blue Cross | |
| AGG | Anthem BCBS of Ohio | |
| AGH | Anthem BCBS of Georgia | |
| AGI | Anthem BCBS of Nevada | |
| AGJ | Blue Cross of Idaho | |
| AGK | Blue Cross Blue Shield of Minnesota | |
| AGL | Premera Blue Cross | |
| AGM | Blue Cross of Idaho | |
| AGN | CareFirst BCBS | |
| AGO | Unassigned Prefix | |
| AGP | Blue Cross Blue Shield of Minnesota | |
| AGQ | CareFirst BCBS | |
| AGR | Anthem BCBS of Colorado | |
| AGS | Anthem Blue Cross of California | |
| AGT | Blue Shield of California | |
| AGU | CareFirst BCBS | |
| AGV | Blue Cross Blue Shield of South Carolina | |
| AGW | Blue Cross Blue Shield of Massachusetts | |
| AGX | Anthem BCBS of Virginia | |
| AGY | BCBS of South Carolina | |
| AGZ | Blue Cross Blue Shield of Massachusetts | |
| AHA | Blue Cross Blue Shield of Illinois | |
| AHB | Anthem BCBS of Ohio | |
| AHC | Premera Blue Cross | |
| AHD | Blue Cross Blue Shield of South Carolina | |
| AHE | Empire Blue Cross Blue Shield | |
| AHF | Blue Shield of California | |
| AHG | Blue Cross Blue Shield of North Carolina | |
| AHH | Anthem BCBS of Wisconsin | |
| AHI | Blue Cross Blue Shield of Massachusetts | |
| AHJ | Anthem BCBS of Georgia | |
| AHK | Blue Cross Blue Shield of North Carolina | |
| AHL | Blue Cross Blue Shield of South Carolina | |
| AHM | BCBS of North Carolina | |
| AHN | CareFirst BCBS | |
| AHO | CareFirst BCBS | |
| AHP | Blue Cross Blue Shield of Texas | |
| AHQ | Blue Cross Blue Shield of Illinois | |
| AHR | CareFirst BCBS | |
| AHS | CareFirst BCBS | |
| AHT | Anthem BCBS of Wisconsin | |
| AHU | Capital Blue Cross | |
| AHV | Anthem BCBS of Ohio | |
| AHW | Blue Cross Blue Shield of Vermont | |
| AHX | Anthem BCBS of Ohio | |
| AHY | Anthem Blue Cross of California | |
| AHZ | Blue Cross Blue Shield of South Carolina | |
| AIA | Blue Cross Blue Shield of Texas | |
| AIB | Blue Cross Blue Shield of Michigan | |
| AIC | Blue Cross Blue Shield of Michigan | |
| AID | Anthem BCBS of Ohio | |
| AIE | CareFirst BCBS | |
| AIF | Blue Cross Blue Shield of Michigan | |
| AIG | Blue Cross Blue Shield of Michigan | |
| AIH | BCBS of Wisconsin | |
| AII | Blue Cross Blue Shield of Louisiana | |
| AIJ | Empire Blue Cross Blue Shield | |
| AIK | Blue Cross Blue Shield of Michigan | |
| AIL | BCBS of Wisconsin | |
| AIM | Blue Cross Blue Shield of Massachusetts | |
| AIN | Blue Cross Blue Shield of Massachusetts | |
| AIO | Anthem BCBS of Virginia | |
| AIP | Anthem Blue Cross of California | |
| AIQ | Premera Blue Cross | |
| AIR | Capital Blue Cross | |
| AIS | Blue Cross Blue Shield of Michigan | |
| AIT | Blue Cross Blue Shield of Michigan | |
| AIU | Blue Cross Blue Shield of Louisiana | |
| AIV | CareFirst BCBS | |
| AIW | Blue Cross Blue Shield of Illinois | |
| AIX | Blue Cross Blue Shield of South Carolina | |
| AIY | Anthem BCBS of Indiana | |
| AIZ | Blue Cross Blue Shield of South Carolina | |
| AJA | Blue Cross Blue Shield of South Carolina | |
| AJB | Blue Cross Blue Shield of South Carolina | |
| AJC | Blue Shield of California | |
| AJD | Anthem BCBS of Ohio | |
| AJE | Blue Cross Blue Shield of South Carolina | |
| AJF | Blue Cross Blue Shield of South Carolina | |
| AJG | Blue Cross Blue Shield of Illinois | |
| AJH | Blue Cross Blue Shield of South Carolina | |
| AJI | Blue Cross Blue Shield of South Carolina | |
| AJJ | Premera Blue Cross | |
| AJK | Blue Cross Blue Shield of Illinois | |
| AJL | Blue Cross Blue Shield of Texas | |
| AJM | Anthem Blue Cross of California | |
| AJN | Blue Cross Blue Shield of Massachusetts | |
| AJO | Anthem BCBS of Ohio | |
| AJP | Blue Cross Blue Shield of Michigan | |
| AJQ | Anthem Blue Cross of California | |
| AJR | Blue Cross Blue Shield of Michigan | |
| AJS | Anthem BCBS of Indiana | |
| AJT | Blue Cross Blue Shield of Michigan | |
| AJU | CareFirst BCBS | |
| AJV | Blue Cross Blue Shield of South Carolina | |
| AJW | Premera Blue Cross | |
| AJX | Premera Blue Cross | |
| AJY | Blue Cross Blue Shield of South Carolina | |
| AJZ | Unassigned Prefix | |
| AKA | Blue Cross Blue Shield of Massachusetts | |
| AKB | Anthem BCBS of Ohio | |
| AKC | Blue Cross Blue Shield of South Carolina | |
| AKD | Blue Cross Blue Shield of Minnesota | |
| AKE | Anthem BCBS of Ohio | |
| AKF | Premera Blue Cross | |
| AKG | Unassigned Prefix | |
| AKH | Anthem BCBS of Ohio | |
| AKI | Anthem BCBS of Nevada | |
| AKJ | Regence Blue Cross Blue Shield of Oregon | |
| AKK | Anthem BCBS of Ohio | |
| AKL | BCBS of Tennessee | |
| AKM | Blue Cross Blue Shield of Michigan | |
| AKN | Anthem Blue Cross of California | |
| AKO | Blue Cross Blue Shield of South Carolina | |
| AKP | Blue Cross Blue Shield of Michigan | |
| AKQ | Empire Blue Cross Blue Shield | |
| AKR | Regence Blue Shield of Washington | |
| AKS | Anthem Blue Cross of California | |
| AKT | Anthem BCBS of Georgia | |
| AKU | Regence Blue Cross Blue Shield of Oregon | |
| AKV | Empire Blue Cross Blue Shield | |
| AKW | Blue Cross Blue Shield of South Carolina | |
| AKX | Anthem Blue Cross of California | |
| AKY | CareFirst BCBS | |
| AKZ | Anthem Blue Cross of California | |
| ALA | Wellmark BCBS | |
| ALB | CareFirst BCBS | |
| ALC | Regence Blue Cross Blue Shield of Oregon | |
| ALD | Premera Blue Cross | |
| ALE | Wellmark BCBS | |
| ALF | Wellmark BCBS | |
| ALG | Anthem Blue Cross of California | |
| ALH | Premera Blue Cross | |
| ALI | Anthem BCBS of Ohio | |
| ALJ | Regence BCBS of Oregon | |
| ALK | Premera Blue Cross | |
| ALL | Anthem BCBS of Ohio | |
| ALM | Anthem BCBS of Ohio | |
| ALN | Highmark BCBS of Pennsylvania | |
| ALO | Wellmark BCBS | |
| ALP | Anthem BCBS of Connecticut | |
| ALQ | Anthem Blue Cross of California | |
| ALR | Anthem BCBS of Connecticut | |
| ALS | Blue Cross Blue Shield of Michigan | |
| ALT | Blue Cross Blue Shield of Texas | |
| ALU | Highmark BCBS of Pennsylvania | |
| ALV | Premera Blue Cross | |
| ALW | Blue Cross of Idaho | |
| ALX | Anthem BCBS of Ohio | |
| ALY | Unassigned Prefix | |
| ALZ | Highmark BCBS of Pennsylvania | |
| AMA | Blue Cross Blue Shield of Illinois | |
| AMB | Anthem BCBS of Nevada | |
| AMC | BCBS of Tennessee | |
| AMD | Anthem BCBS of Indiana | |
| AME | Blue Shield of California | |
| AMF | BCBS of Georgia | |
| AMG | Blue Cross Blue Shield of Illinois | |
| AMH | Unassigned Prefix | |
| AMI | Blue Cross of Idaho | |
| AMJ | Anthem BCBS of Ohio | |
| AMK | Premera Blue Cross | |
| AML | Wellmark BCBS | |
| AMM | Highmark BCBS of Pennsylvania | |
| AMN | Blue Cross of Idaho | |
| AMO | Blue Cross Blue Shield of North Carolina | |
| AMP | Blue Shield of California | |
| AMQ | Highmark BCBS of Pennsylvania | |
| AMR | Blue Cross Blue Shield of Texas | |
| AMS | Blue Cross Blue Shield of Illinois | |
| AMT | Blue Cross of Idaho | |
| AMU | Anthem BCBS of Virginia | |
| AMV | Anthem BCBS of Wisconsin | |
| AMW | CareFirst BCBS | |
| AMX | Blue Cross Blue Shield of North Carolina | |
| AMY | Anthem BCBS of Kentucky | |
| AMZ | Anthem BCBS of Wisconsin | |
| ANA | Blue Cross Blue Shield of Massachusetts | |
| ANB | Anthem BCBS of Wisconsin | |
| ANC | Blue Cross Blue Shield of Nebraska | |
| AND | Blue Cross Blue Shield of Illinois | |
| ANE | Regence Blue Cross Blue Shield of Oregon | |
| ANF | Blue Cross Blue Shield of Nebraska | |
| ANG | Unassigned Prefix | |
| ANH | Anthem BCBS of Ohio | |
| ANI | Blue Cross Blue Shield of South Carolina | |
| ANJ | Anthem Blue Cross of California | |
| ANK | Anthem BCBS of Wisconsin | |
| ANL | Blue Shield of California | |
| ANM | Blue Shield of California | |
| ANN | Anthem BCBS of Ohio | |
| ANO | Blue Cross Blue Shield of Illinois | |
| ANP | Anthem BCBS of Nevada | |
| ANQ | Blue Cross Blue Shield of South Carolina | |
| ANR | CareFirst BCBS | |
| ANS | Blue Shield of California | |
| ANT | Anthem BCBS of Ohio | |
| ANU | Anthem BCBS of Ohio | |
| ANV | CareFirst BCBS | |
| ANW | Blue Cross Blue Shield of Missouri | |
| ANX | Anthem BCBS of Wisconsin | |
| ANY | Blue Cross Blue Shield of Illinois | |
| ANZ | Wellmark BCBS | |
| AOA | Anthem BCBS of Ohio | |
| AOB | Blue Cross Blue Shield of Michigan | |
| AOC | Blue Cross Blue Shield of Missouri | |
| AOD | BCBS of Western New York | |
| AOE | Anthem Blue Cross of California | |
| AOF | Wellmark BCBS | |
| AOG | BCBS of Western New York | |
| AOH | BCBS of Western New York | |
| AOI | Blue Cross Blue Shield of Texas | |
| AOJ | BCBS of Western New York | |
| AOK | Regence Blue Shield of Washington | |
| AOL | Highmark BCBS of Pennsylvania | |
| AOM | Highmark BCBS of Pennsylvania | |
| AON | Blue Cross Blue Shield of Illinois | |
| AOO | Blue Cross Blue Shield of Minnesota | |
| AOP | Blue Shield of Northeastern New York | |
| AOQ | BCBS of Western New York | |
| AOR | BCBS of Western New York | |
| AOS | BCBS of Tennessee | |
| AOT | Anthem BCBS of Missouri | |
| AOU | BCBS of Western New York | |
| AOV | Independence Blue Cross | |
| AOW | Blue Cross Blue Shield of Michigan | |
| AOX | Blue Cross Blue Shield of North Carolina | |
| AOY | Blue Cross of Idaho | |
| AOZ | Anthem Blue Cross of California | |
| APA | Wellmark BCBS | |
| APB | Blue Cross Blue Shield of Arkansas | |
| APC | Anthem BCBS of Ohio | |
| APD | Blue Cross Blue Shield of Illinois | |
| APE | Regence Blue Shield of Washington | |
| APF | Wellmark BCBS | |
| APG | Anthem BCBS of Connecticut | |
| APH | Anthem BCBS of Connecticut | |
| API | BCBS of Western New York | |
| APJ | Blue Cross Blue Shield of Massachusetts | |
| APK | Blue Cross Blue Shield of Arizona | |
| APL | Unassigned Prefix | |
| APM | Highmark BCBS of Pennsylvania | |
| APN | Anthem BCBS of Ohio | |
| APO | Anthem Blue Cross of California | |
| APP | Wellmark BCBS | |
| APQ | Independence Blue Cross | |
| APR | BCBS of Delaware | |
| APS | Blue Cross Blue Shield of South Carolina | |
| APT | Wellmark BCBS | |
| APU | Blue Cross Blue Shield of Minnesota | |
| APV | Blue Cross Blue Shield of Illinois | |
| APW | Blue Cross Blue Shield of Massachusetts | |
| APX | Blue Shield of California | |
| APY | Highmark BCBS of Pennsylvania | |
| APZ | Blue Cross Blue Shield of Arizona | |
| AQA | Blue Cross Blue Shield of South Carolina | |
| AQB | Blue Cross Blue Shield of Rhode Island | |
| AQC | Anthem BCBS of Ohio | |
| AQD | Anthem BCBS of Ohio | |
| AQE | Blue Cross of Idaho | |
| AQF | Wellmark BCBS | |
| AQG | Anthem BCBS of Ohio | |
| AQH | Blue Cross Blue Shield of Massachusetts | |
| AQI | Anthem BCBS of Kentucky | |
| AQJ | Premera Blue Cross | |
| AQK | Blue Cross Blue Shield of Minnesota | |
| AQL | Highmark BCBS of Pennsylvania | |
| AQM | Anthem Blue Cross of California | |
| AQN | Anthem BCBS of Georgia | |
| AQO | Blue Cross Blue Shield of South Carolina | |
| AQP | Blue Cross Blue Shield of South Carolina | |
| AQQ | Blue Cross Blue Shield of Michigan | |
| AQR | Anthem BCBS of Georgia | |
| AQS | Blue Shield of California | |
| AQT | Premera Blue Cross | |
| AQU | Blue Cross Blue Shield of Kansas City | |
| AQV | Regence Blue Shield of Washington | |
| AQW | Empire Blue Cross Blue Shield | |
| AQX | Empire Blue Cross Blue Shield | |
| AQY | Blue Cross Blue Shield of Alabama | |
| AQZ | Blue Cross Blue Shield of Illinois | |
| ARA | BCBS of Western New York | |
| ARB | Blue Cross Blue Shield of Texas | |
| ARC | Anthem Blue Cross of California | |
| ARD | Blue Cross Blue Shield of New Mexico | |
| ARE | Anthem BCBS of Georgia | |
| ARF | Blue Shield of California | |
| ARG | Highmark BCBS of Pennsylvania | |
| ARH | CareFirst BCBS | |
| ARI | CareFirst BCBS | |
| ARJ | Anthem BCBS of Missouri | |
| ARK | Anthem Blue Cross of California | |
| ARL | CareFirst BCBS | |
| ARM | Blue Shield of California | |
| ARN | Blue Cross Blue Shield of Alabama | |
| ARO | Highmark BCBS of Pennsylvania | |
| ARP | Blue Cross Blue Shield of Illinois | |
| ARQ | Anthem BCBS of Georgia | |
| ARR | Independence Blue Cross | |
| ARS | CareFirst BCBS | |
| ART | Blue Cross Blue Shield of Minnesota | |
| ARU | Blue Cross Blue Shield of Texas | |
| ARV | CareFirst BCBS | |
| ARW | Anthem BCBS of Missouri | |
| ARX | Blue Cross Blue Shield of Kansas | |
| ARY | Blue Shield of California | |
| ARZ | Highmark BCBS of Pennsylvania | |
| ASA | CareFirst BCBS | |
| ASB | Excellus BCBS | |
| ASC | Blue Cross Blue Shield of Illinois | |
| ASD | Blue Cross Blue Shield of Illinois | |
| ASE | Blue Cross Blue Shield of South Carolina | |
| ASF | Blue Cross Blue Shield of Illinois | |
| ASG | Excellus BCBS | |
| ASH | Anthem BCBS of Ohio | |
| ASI | Blue Shield of California | |
| ASJ | Anthem BCBS of Ohio | |
| ASK | Wellmark BCBS | |
| ASL | Horizon Blue Cross Blue Shield of New Jersey | |
| ASM | CareFirst BCBS | |
| ASN | Unassigned Prefix | |
| ASO | Anthem BCBS of Ohio | |
| ASP | Blue Cross Blue Shield of Massachusetts | |
| ASQ | Anthem BCBS of Wisconsin | |
| ASR | Independence Blue Cross | |
| ASS | BCBS of Massachusetts | |
| AST | BCBS of Tennessee | |
| ASU | Anthem BCBS of Georgia | |
| ASV | CareFirst BCBS | |
| ASW | CareFirst BCBS | |
| ASX | Anthem BCBS of Georgia | |
| ASY | Blue Cross Blue Shield of Michigan | |
| ASZ | Anthem BCBS of Ohio | |
| ATA | Blue Cross Blue Shield of Illinois | |
| ATB | Wellmark BCBS | |
| ATC | Blue Cross Blue Shield of Michigan | |
| ATD | Regence Blue Shield of Washington | |
| ATE | Empire Blue Cross Blue Shield | |
| ATF | Unassigned Prefix | |
| ATG | CareFirst BCBS | |
| ATH | Blue Cross Blue Shield of Massachusetts | |
| ATI | Blue Cross Blue Shield of Alabama | |
| ATJ | Anthem BCBS of Connecticut | |
| ATK | CareFirst BCBS | |
| ATL | CareFirst BCBS | |
| ATM | Anthem BCBS of Virginia | |
| ATN | Anthem BCBS of Missouri | |
| ATO | Blue Cross Blue Shield of Illinois | |
| ATP | Wellmark BCBS | |
| ATQ | Blue Shield of California | |
| ATR | Anthem Blue Cross of California | |
| ATS | Blue Cross Blue Shield of Illinois | |
| ATT | CareFirst BCBS | |
| ATU | CareFirst BCBS | |
| ATV | Blue Cross Blue Shield of Illinois | |
| ATW | Anthem BCBS of Virginia | |
| ATX | Unassigned Prefix | |
| ATY | Blue Cross Blue Shield of South Carolina | |
| ATZ | Unassigned Prefix | |
| AUA | Independence Blue Cross | |
| AUB | Blue Cross Blue Shield of Michigan | |
| AUC | Unassigned Prefix | |
| AUD | Blue Cross Blue Shield of Illinois | |
| AUE | Anthem BCBS of Virginia | |
| AUF | Anthem BCBS of Georgia | |
| AUG | Blue Cross Blue Shield of Michigan | |
| AUH | Highmark BCBS of Pennsylvania | |
| AUI | Unassigned Prefix | |
| AUJ | Anthem BCBS of Wisconsin | |
| AUK | Independence Blue Cross | |
| AUL | Empire Blue Cross Blue Shield | |
| AUM | CareFirst BCBS | |
| AUN | Blue Shield of Northeastern New York | |
| AUO | Blue Cross Blue Shield of South Carolina | |
| AUP | Blue Cross Blue Shield of Michigan | |
| AUQ | Anthem BCBS of Wisconsin | |
| AUR | Anthem BCBS of Wisconsin | |
| AUS | Blue Shield of California | |
| AUT | Blue Cross Blue Shield of South Carolina | |
| AUU | Blue Cross Blue Shield of South Carolina | |
| AUV | Blue Cross Blue Shield of Michigan | |
| AUW | Highmark BCBS of Pennsylvania | |
| AUX | Blue Cross Blue Shield of Massachusetts | |
| AUY | Wellmark BCBS | |
| AUZ | Blue Cross Blue Shield of Texas | |
| AVA | Blue Cross Blue Shield of Minnesota | |
| AVB | CareFirst BCBS | |
| AVC | Blue Cross Blue Shield of South Carolina | |
| AVD | Blue Cross Blue Shield of Minnesota | |
| AVE | Blue Cross Blue Shield of North Carolina | |
| AVF | BCBS of Western New York | |
| AVG | Blue Cross Blue Shield of New Mexico | |
| AVH | Anthem BCBS of Georgia | |
| AVI | Anthem BCBS of Virginia | |
| AVJ | Anthem Blue Cross of California | |
| AVK | Blue Shield of California | |
| AVL | Premera Blue Cross | |
| AVM | CareFirst BCBS | |
| AVN | Premera Blue Cross | |
| AVO | Anthem BCBS of Virginia | |
| AVP | Anthem Blue Cross of California | |
| AVQ | Blue Shield of California | |
| AVR | CareFirst BCBS | |
| AVS | Blue Cross Blue Shield of Illinois | |
| AVT | Anthem Blue Cross of California | |
| AVU | Blue Cross Blue Shield of Nebraska | |
| AVV | Premera Blue Cross | |
| AVW | Blue Cross Blue Shield of Massachusetts | |
| AVX | Blue Cross Blue Shield of Alabama | |
| AVY | Blue Cross Blue Shield of Texas | |
| AVZ | BCBS of Delaware | |
| AWA | Regence Blue Shield of Washington | |
| AWB | Premera Blue Cross | |
| AWC | Anthem BCBS of Connecticut | |
| AWD | Blue Cross Blue Shield of Minnesota | |
| AWE | Anthem BCBS of Connecticut | |
| AWF | Blue Cross Blue Shield of Illinois | |
| AWG | Unassigned Prefix | |
| AWH | Horizon Blue Cross Blue Shield of New Jersey | |
| AWI | Blue Cross Blue Shield of Alabama | |
| AWJ | Premera Blue Cross | |
| AWK | Wellmark BCBS | |
| AWL | Anthem BCBS of Connecticut | |
| AWM | Highmark BCBS of Pennsylvania | |
| AWN | Blue Cross Blue Shield of Illinois | |
| AWO | Blue Cross Blue Shield of Illinois | |
| AWP | Anthem Blue Cross of California | |
| AWQ | Regence Blue Cross Blue Shield of Oregon | |
| AWR | Highmark BCBS of Pennsylvania | |
| AWS | Wellmark BCBS | |
| AWT | Anthem BCBS of Connecticut | |
| AWU | Blue Cross Blue Shield of Minnesota | |
| AWV | Anthem BCBS of Virginia | |
| AWW | Blue Cross Blue Shield of Alabama | |
| AWX | Anthem BCBS of Ohio | |
| AWY | Anthem of Connecticut | |
| AWZ | Blue Cross Blue Shield of Alabama | |
| AXA | Blue Cross Blue Shield of Nebraska | |
| AXB | Highmark BCBS of Pennsylvania | |
| AXC | Blue Cross Blue Shield of Arkansas | |
| AXD | Blue Cross Blue Shield of Massachusetts | |
| AXE | Anthem BCBS of Ohio | |
| AXF | Anthem BCBS of Georgia | |
| AXG | Blue Cross Blue Shield of South Carolina | |
| AXH | Wellmark BCBS | |
| AXI | Anthem BCBS of Virginia | |
| AXJ | Anthem BCBS of Nevada | |
| AXK | CareFirst BCBS | |
| AXL | Blue Cross Blue Shield of Michigan | |
| AXM | Blue Cross Blue Shield of Illinois | |
| AXN | CareFirst BCBS | |
| AXO | Blue Shield of California | |
| AXP | Blue Cross Blue Shield of Massachusetts | |
| AXQ | Blue Cross Blue Shield of Minnesota | |
| AXR | Blue Cross Blue Shield of South Carolina | |
| AXS | Blue Cross Blue Shield of Massachusetts | |
| AXT | Blue Cross Blue Shield of Illinois | |
| AXU | Anthem BCBS of Georgia | |
| AXV | Blue Cross Blue Shield of Illinois | |
| AXW | CareFirst BCBS | |
| AXX | Blue Cross Blue Shield of Alabama | |
| AXY | Blue Cross Blue Shield of Illinois | |
| AXZ | Anthem BCBS of Virginia | |
| AYA | CareFirst BCBS | |
| AYB | Blue Shield of California | |
| AYC | Blue Cross Blue Shield of Texas | |
| AYD | Blue Cross Blue Shield of South Carolina | |
| AYE | Wellmark BCBS | |
| AYF | Blue Cross Blue Shield of Illinois | |
| AYG | CareFirst BCBS | |
| AYH | Blue Cross Blue Shield of Massachusetts | |
| AYI | BCBS of Tennessee | |
| AYJ | Anthem Blue Cross of California | |
| AYK | Anthem Blue Cross of California | |
| AYL | Anthem BCBS of Ohio | |
| AYM | Highmark BCBS of Pennsylvania | |
| AYN | Blue Cross Blue Shield of Alabama | |
| AYO | Blue Cross Blue Shield of Massachusetts | |
| AYP | Blue Cross Blue Shield of Minnesota | |
| AYQ | Blue Cross Blue Shield of Massachusetts | |
| AYR | Highmark BCBS of Pennsylvania | |
| AYS | Premera Blue Cross | |
| AYT | Anthem BCBS of Nevada | |
| AYU | Anthem BCBS of Wisconsin | |
| AYV | Wellmark BCBS | |
| AYW | BCBS of Western New York | |
| AYX | BCBS of North Carolina | |
| AYY | Blue Shield of California | |
| AYZ | Blue Cross Blue Shield of South Carolina | |
| AZA | Blue Cross Blue Shield of North Carolina | |
| AZB | Anthem BCBS of Connecticut | |
| AZC | Anthem BCBS of Colorado | |
| AZD | Blue Cross Blue Shield of Texas | |
| AZE | Blue Cross Blue Shield of Illinois | |
| AZF | Blue Cross Blue Shield of Mississippi | |
| AZG | Unassigned Prefix | |
| AZH | Blue Cross Blue Shield of Texas | |
| AZI | Blue Cross Blue Shield of Alabama | |
| AZJ | Anthem BCBS of Connecticut | |
| AZK | Blue Cross Blue Shield of Massachusetts | |
| AZL | Anthem BCBS of Connecticut | |
| AZM | Blue Cross Blue Shield of Texas | |
| AZN | Excellus BCBS | |
| AZO | Blue Shield of California | |
| AZP | CareFirst BCBS | |
| AZQ | Blue Cross of Idaho | |
| AZR | Blue Cross Blue Shield of Wyoming | |
| AZS | Blue Shield of California | |
| AZT | Blue Shield of California | |
| AZU | Anthem Blue Cross of California | |
| AZV | Anthem Blue Cross of California | |
| AZW | Blue Cross Blue Shield of Illinois | |
| AZX | Regence Blue Cross Blue Shield of Oregon | |
| AZY | Blue Shield of California | |
| AZZ | CareFirst BCBS | |