BCBS Prefix List AAA to AZZ

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 - AlphaState LookupBCBS Company
AAAAlabamaBlue-Cross Blue-Shield of Alabama
AABMichiganBlue-Cross Blue-Shield of Michigan
AACIllinoisBlue-Cross Blue-Shield of Illinois
AADSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AAENevadaAnthem Blue-Cross Blue-Shield of Nevada
AAF-Unallocated/Not Assigned
AAGGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AAHCaliforniaBlue-Shield of California
AAIMichiganBlue-Cross Blue-Shield of Michigan
AAJ-Unallocated/Not Assigned
AAKIndianaAnthem Blue-Cross Blue-Shield of Indiana
AAL-Unallocated/Not Assigned
AAMAlabamaBlue-Cross Blue-Shield of Alabama
AANNew YorkEmpire Blue-Cross Blue-Shield of New York
AAOCaliforniaBlue-Shield of California
AAPTennesseeBlue-Cross Blue-Shield of Tennessee
AAQKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
AARMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AASIndianaAnthem Blue-Cross Blue-Shield of Indiana
AATCaliforniaAnthem Blue-Cross
AAUOhioAnthem Blue-Cross Blue-Shield of Ohio
AAVGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AAW-Unallocated/Not Assigned
AAXSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AAYIdahoBlue-Cross of Idaho
AAZIndianaAnthem Blue-Cross Blue-Shield of Indiana
ABAIllinoisBlue-Cross Blue-Shield of Illinois
ABB-Unallocated/Not Assigned
ABCAlabamaBlue-Cross Blue-Shield of Alabama
ABDOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
ABEMinnesotaBlue-Cross Blue-Shield of Minnesota
ABF-Unallocated/Not Assigned
ABGIllinoisBlue-Cross Blue-Shield of Illinois
ABHMinnesotaBlue-Cross Blue-Shield of Minnesota
ABIPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
ABJMinnesotaBlue-Cross Blue-Shield of Minnesota
ABKMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ABLIllinoisBlue-Cross Blue-Shield of Illinois
ABMAlabamaBlue-Cross Blue-Shield of Alabama
ABNNevadaAnthem Blue-Cross Blue-Shield of Nevada
ABOCaliforniaAnthem Blue-Cross
ABPNorth CarolinaBlue-Cross Blue-Shield of North Carolina
ABQ-Unallocated/Not Assigned
ABRMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ABSSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ABTConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
ABUMinnesotaBlue-Cross Blue-Shield of Minnesota
ABVTennesseeBlue-Cross Blue-Shield of Tennessee
ABWColoradoAnthem Blue-Cross Blue-Shield of Colorado
ABX-Unallocated/Not Assigned
ABYMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ABZIndianaAnthem Blue-Cross Blue-Shield of Indiana
ACAAlabamaBlue-Cross Blue-Shield of Alabama
ACB-Unallocated/Not Assigned
ACC-Unallocated/Not Assigned
ACDNew YorkEmpire Blue-Cross Blue-Shield of New York
ACEPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
ACFAlaskaPremera Blue-Cross of Alaska
ACGTennesseeBlue-Cross Blue-Shield of Tennessee
ACH-Unallocated/Not Assigned
ACIKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
ACJNew HampshireAnthem Blue-Cross Blue-Shield of New Hampshire
ACK-Unallocated/Not Assigned
ACLIdahoBlue-Cross of Idaho
ACMMassachusettsBlue-Cross Blue-Shield of Massachusetts
ACNTexasBlue-Cross Blue-Shield of Texas
ACOMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ACP-Unallocated/Not Assigned
ACQFloridaFlorida-Blue
ACRCaliforniaAnthem Blue-Cross
ACSMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ACTIllinoisBlue-Cross Blue-Shield of Illinois
ACUCaliforniaBlue-Shield of California
ACVSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ACWCaliforniaAnthem Blue-Cross
ACXIllinoisBlue-Cross Blue-Shield of Illinois
ACY-Unallocated/Not Assigned
ACZGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
ADACaliforniaAnthem Blue-Cross
ADBMissouriAnthem Blue-Cross Blue-Shield of Missouri
ADCIllinoisBlue-Cross Blue-Shield of Illinois
ADDIndianaAnthem Blue-Cross Blue-Shield of Indiana
ADEIllinoisBlue-Cross Blue-Shield of Illinois
ADFNew York (Western)Blue-Cross Blue-Shield of Western New York
ADGMissouriAnthem Blue-Cross Blue-Shield of Missouri
ADHOhioAnthem Blue-Cross Blue-Shield of Ohio
ADICaliforniaAnthem Blue-Cross
ADJNebraskaBlue-Cross Blue-Shield of Nebraska
ADKCaliforniaAnthem Blue-Cross
ADLIndianaAnthem Blue-Cross Blue-Shield of Indiana
ADMIllinoisBlue-Cross Blue-Shield of Illinois
ADNMissouriAnthem Blue-Cross Blue-Shield of Missouri
ADOMichiganBlue-Cross Blue-Shield of Michigan
ADPNew YorkEmpire Blue-Cross Blue-Shield of New York
ADQPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
ADRSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ADS-Unallocated/Not Assigned
ADT-Unallocated/Not Assigned
ADUFloridaFlorida-Blue
ADVIllinoisBlue-Cross Blue-Shield of Illinois
ADWMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ADXFloridaFlorida Explore-my-plan
ADY-Unallocated/Not Assigned
ADZMissouriAnthem Blue-Cross Blue-Shield of Missouri
AEATexasBlue-Cross Blue-Shield of Texas
AEB-Unallocated/Not Assigned
AEC-Unallocated/Not Assigned
AEDMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AEEArkansasArkansas Blue-Cross Blue-Shield
AEFIllinoisBlue-Cross Blue-Shield of Illinois
AEGOhioAnthem Blue-Cross Blue-Shield of Ohio
AEHMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AEIVirginiaAnthem Blue-Cross Blue-Shield of Virginia
AEJ-Unallocated/Not Assigned
AEKOhioAnthem Blue-Cross Blue-Shield of Ohio
AELCaliforniaAnthem Blue-Cross
AEMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AENPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
AEOMassachusettsBlue-Cross Blue-Shield of Massachusetts
AEPSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
AEQMichiganBlue-Cross Blue-Shield of Michigan
AERTexasBlue-Cross Blue-Shield of Texas
AESAlabamaBlue-Cross Blue-Shield of Alabama
AETCaliforniaAnthem Blue-Cross
AEUTexasBlue-Cross Blue-Shield of Texas
AEVTexasBlue-Cross Blue-Shield of Texas
AEWFloridaFlorida-Blue
AEXTexasBlue-Cross Blue-Shield of Texas
AEY-Unallocated/Not Assigned
AEZIllinoisBlue-Cross Blue-Shield of Illinois
AFA-Unallocated/Not Assigned
AFBKansas CityBlue-Cross Blue-Shield of Kansas City
AFCSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
AFDSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AFECaliforniaBlue-Shield of California
AFF-Unallocated/Not Assigned
AFGKansas CityBlue-Cross Blue-Shield of Kansas City
AFHOhioAnthem Blue-Cross Blue-Shield of Ohio
AFIRhode IslandBlue-Cross Blue-Shield of Rhode Island
AFJNevadaAnthem Blue-Cross Blue-Shield of Nevada
AFKSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AFL-Unallocated/Not Assigned
AFMMinnesotaBlue-Cross Blue-Shield of Minnesota
AFNOhioAnthem Blue-Cross Blue-Shield of Ohio
AFOArkansasArkansas Blue-Cross Blue-Shield
AFP-Unallocated/Not Assigned
AFQOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
AFRCaliforniaAnthem Blue-Cross
AFS-Unallocated/Not Assigned
AFTVirginiaAnthem Blue-Cross Blue-Shield of Virginia
AFUVirginiaAnthem Blue-Cross Blue-Shield of Virginia
AFVMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AFW-Unallocated/Not Assigned
AFXIllinoisBlue-Cross Blue-Shield of Illinois
AFYPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
AFZOhioAnthem Blue-Cross Blue-Shield of Ohio
AGAGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AGBNew YorkExcellus Blue-Cross Blue-Shield of New York
AGC-Unallocated/Not Assigned
AGDIndianaAnthem Blue-Cross Blue-Shield of Indiana
AGEOhioAnthem Blue-Cross Blue-Shield of Ohio
AGFPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
AGGOhioAnthem Blue-Cross Blue-Shield of Ohio
AGHGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AGINevadaAnthem Blue-Cross Blue-Shield of Nevada
AGJIdahoBlue-Cross of Idaho
AGKMinnesotaBlue-Cross Blue-Shield of Minnesota
AGLAlaskaPremera Blue-Cross Blue-Shield of Alaska
AGMIdahoBlue-Cross of Idaho
AGNMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AGO-Unallocated/Not Assigned
AGPMinnesotaBlue-Cross Blue-Shield of Minnesota
AGQMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AGRColoradoAnthem Blue-Cross Blue-Shield of Colorado
AGSCaliforniaAnthem Blue-Cross
AGTCaliforniaBlue-Shield of California
AGUMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AGVSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AGW-Unallocated/Not Assigned
AGXVirginiaAnthem Blue-Cross Blue-Shield of Virginia
AGYWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AGZMassachusettsBlue-Cross Blue-Shield of Massachusetts
AHAIllinoisBlue-Cross Blue-Shield of Illinois
AHBOhioAnthem Blue-Cross Blue-Shield of Ohio
AHCAlaskaPremera Blue-Cross of Alaska
AHDMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AHENew YorkEmpire Blue-Cross Blue-Shield of New York
AHF-Unallocated/Not Assigned
AHGNorth CarolinaBlue-Cross Blue-Shield of North Carolina
AHHWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AHI-Unallocated/Not Assigned
AHJ-Unallocated/Not Assigned
AHK-Unallocated/Not Assigned
AHLFloridaFlorida-Blue
AHMIllinoisBlue-Cross Blue-Shield of Illinois
AHNMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AHO-Unallocated/Not Assigned
AHPTexasBlue-Cross Blue-Shield of Texas
AHQIllinoisBlue-Cross Blue-Shield of Illinois
AHRMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AHS-Unallocated/Not Assigned
AHTWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AHU-Unallocated/Not Assigned
AHVIndianaAnthem Blue-Cross Blue-Shield of Indiana
AHWVermontBlue-Cross Blue-Shield of Vermont
AHXOhioAnthem Blue-Cross Blue-Shield of Ohio
AHY-Unallocated/Not Assigned
AHZMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AIATexasBlue-Cross Blue-Shield of Texas
AIBMichiganBlue-Cross Blue-Shield of Michigan
AIC-Unallocated/Not Assigned
AIDOhioAnthem Blue-Cross Blue-Shield of Ohio
AIEMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AIFMichiganBlue-Cross Blue-Shield of Michigan
AIGMichiganBlue-Cross Blue-Shield of Michigan
AIHWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AIILouisianaBlue-Cross Blue-Shield of Louisiana
AIJNew HampshireAnthem Blue-Cross Blue-Shield of New Hampshire
AIKMichiganBlue-Cross Blue-Shield of Michigan
AILWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AIMMassachusettsBlue-Cross Blue-Shield of Massachusetts
AIN-Unallocated/Not Assigned
AIOVirginiaAnthem Blue-Cross Blue-Shield of Virginia
AIPNevadaAnthem Blue-Cross Blue-Shield of Nevada
AIQ-Unallocated/Not Assigned
AIRPennsylvaniaCapital Blue-Cross of Pennsylvania
AISMichiganBlue-Cross Blue-Shield of Michigan
AITMichiganBlue-Cross Blue-Shield of Michigan
AIULouisianaBlue-Cross Blue-Shield of Louisiana
AIVMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AIWIllinoisBlue-Cross Blue-Shield of Illinois
AIXSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AIYIndianaAnthem Blue-Cross Blue-Shield of Indiana
AIZFloridaFlorida-Blue
AJASouth CarolinaBlue-Cross Blue-Shield of South Carolina
AJBLouisianaBlue-Cross Blue-Shield of Louisiana
AJCCaliforniaBlue-Shield of California
AJDOhioAnthem Blue-Cross Blue-Shield of Ohio
AJEFloridaFlorida-Blue
AJFSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AJGIllinoisBlue-Cross Blue-Shield of Illinois
AJHSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AJIFloridaFlorida-Blue
AJJ-Unallocated/Not Assigned
AJKIllinoisBlue-Cross Blue-Shield of Illinois
AJLTexasBlue-Cross Blue-Shield of Texas
AJM-Unallocated/Not Assigned
AJN-Unallocated/Not Assigned
AJOIndianaAnthem Blue-Cross Blue-Shield of Indiana
AJP-Unallocated/Not Assigned
AJQCaliforniaAnthem Blue-Cross
AJRMichiganBlue-Cross Blue-Shield of Michigan
AJSIndianaAnthem Blue-Cross Blue-Shield of Indiana
AJTMichiganBlue-Cross Blue-Shield of Michigan
AJUMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AJVFloridaFlorida-Blue
AJWKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
AJXAlaskaPremera Blue-Cross Blue-Shield of Alaska
AJYSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AJZ-Unallocated/Not Assigned
AKAMassachusettsBlue-Cross Blue-Shield of Massachusetts
AKBOhioAnthem Blue-Cross Blue-Shield of Ohio
AKCSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AKDMinnesotaBlue-Cross Blue-Shield of Minnesota
AKE-Unallocated/Not Assigned
AKF-Unallocated/Not Assigned
AKG-Unallocated/Not Assigned
AKHOhioAnthem Blue-Cross Blue-Shield of Ohio
AKINevadaAnthem Blue-Cross Blue-Shield of Nevada
AKJOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
AKKOhioAnthem Blue-Cross Blue-Shield of Ohio
AKLOhioAnthem Blue-Cross Blue-Shield of Ohio
AKMMichiganBlue-Cross Blue-Shield of Michigan
AKNGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AKO-Unallocated/Not Assigned
AKP-Unallocated/Not Assigned
AKQNew YorkEmpire Blue-Cross Blue-Shield of New York
AKROregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
AKSCaliforniaAnthem Blue-Cross
AKTGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AKU-Unallocated/Not Assigned
AKVNew YorkEmpire Blue-Cross Blue-Shield of New York
AKWSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AKXKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
AKYMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AKZGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
ALASouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ALBMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ALCOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
ALD-Unallocated/Not Assigned
ALETexasBlue-Cross Blue-Shield of Texas
ALFSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ALG-Unallocated/Not Assigned
ALH-Unallocated/Not Assigned
ALIIndianaAnthem Blue-Cross Blue-Shield of Indiana
ALJ-Unallocated/Not Assigned
ALKAlaskaPremera Blue-Cross Blue-Shield of Alaska
ALLOhioAnthem Blue-Cross Blue-Shield of Ohio
ALMOhioAnthem Blue-Cross Blue-Shield of Ohio
ALNPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
ALOSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ALPConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
ALQ-Unallocated/Not Assigned
ALRConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
ALSMichiganBlue-Cross Blue-Shield of Michigan
ALTTexasBlue-Cross Blue-Shield of Texas
ALUWest VirginiaHighmark Blue-Cross Blue-Shield of West Virginia
ALVAlaskaPremera Blue-Cross Blue-Shield of Alaska
ALWIdahoBlue-Cross of Idaho
ALXOhioAnthem Blue-Cross Blue-Shield of Ohio
ALY-Unallocated/Not Assigned
ALZ-Unallocated/Not Assigned
AMAIllinoisBlue-Cross Blue-Shield of Illinois
AMBNevadaAnthem Blue-Cross Blue-Shield of Nevada
AMC-Unallocated/Not Assigned
AMDIndianaAnthem Blue-Cross Blue-Shield of Indiana
AMECaliforniaBlue-Shield of California
AMFWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AMGIllinoisBlue-Cross Blue-Shield of Illinois
AMHNevadaAnthem Blue-Cross Blue-Shield of Nevada
AMIIdahoBlue-Cross of Idaho
AMJOhioAnthem Blue-Cross Blue-Shield of Ohio
AMKAlaskaPremera Blue-Cross Blue-Shield of Alaska
AMLSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
AMMPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
AMNIdahoBlue-Cross of Idaho
AMO-Unallocated/Not Assigned
AMPCaliforniaBlue-Shield of California
AMQPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
AMRTexasBlue-Cross Blue-Shield of Texas
AMSIllinoisBlue-Cross Blue-Shield of Illinois
AMTIdahoBlue-Cross of Idaho
AMUVirginiaAnthem Blue-Cross Blue-Shield of Virginia
AMVWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AMWWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AMXNorth CarolinaBlue-Cross Blue-Shield of North Carolina
AMYKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
AMZWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
ANAMassachusettsBlue-Cross Blue-Shield of Massachusetts
ANBWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
ANCNebraskaBlue-Cross Blue-Shield of Nebraska
ANDIllinoisBlue-Cross Blue-Shield of Illinois
ANEOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
ANF-Unallocated/Not Assigned
ANG-Unallocated/Not Assigned
ANHKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
ANIFloridaFlorida-Blue
ANJCaliforniaAnthem Blue-Cross
ANKWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
ANL-Unallocated/Not Assigned
ANM-Unallocated/Not Assigned
ANNOhioAnthem Blue-Cross Blue-Shield of Ohio
ANOIllinoisBlue-Cross Blue-Shield of Illinois
ANPNevadaAnthem Blue-Cross Blue-Shield of Nevada
ANQFloridaFlorida-Blue
ANRMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ANSCaliforniaBlue-Shield of California
ANTOhioAnthem Blue-Cross Blue-Shield of Ohio
ANUOhioAnthem Blue-Cross Blue-Shield of Ohio
ANVMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ANWMissouriAnthem Blue-Cross Blue-Shield of Missouri
ANXWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
ANYIllinoisBlue-Cross Blue-Shield of Illinois
ANZSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
AOAOhioAnthem Blue-Cross Blue-Shield of Ohio
AOBMichiganBlue-Cross Blue-Shield of Michigan
AOCMissouriAnthem Blue-Cross Blue-Shield of Missouri
AODNew York (Western)Blue-Cross Blue-Shield of Western New York
AOECaliforniaAnthem Blue-Cross
AOFSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
AOGNew York (Western)Blue-Cross Blue-Shield of Western New York
AOHNew York (Western)Blue-Cross Blue-Shield of Western New York
AOITexasBlue-Cross Blue-Shield of Texas
AOJNew York (Western)Blue-Cross Blue-Shield of Western New York
AOKOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
AOL-Unallocated/Not Assigned
AOMPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
AONIllinoisBlue-Cross Blue-Shield of Illinois
AOOMinnesotaBlue-Cross Blue-Shield of Minnesota
AOPNew York (Northeastern)Blue-Shield of Northeastern New York
AOQNew York (Western)Blue-Cross Blue-Shield of Western New York
AORNew York (Western)Blue-Cross Blue-Shield of Western New York
AOSTennesseeBlue-Cross Blue-Shield of Tennessee
AOTMissouriAnthem Blue-Cross Blue-Shield of Missouri
AOU-Unallocated/Not Assigned
AOVPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
AOWMichiganBlue-Cross Blue-Shield of Michigan
AOXNorth CarolinaBlue-Cross Blue-Shield of North Carolina
AOYIdahoBlue-Cross of Idaho
AOZCaliforniaAnthem Blue-Cross
APASouth Dakota/IowaWellmark Blue-Cross Blue-Shield
APBArkansasArkansas Blue-Cross Blue-Shield
APCOhioAnthem Blue-Cross Blue-Shield of Ohio
APDIllinoisBlue-Cross Blue-Shield of Illinois
APEOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
APF-Unallocated/Not Assigned
APGConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
APHConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
APINew York (Western)Blue-Cross Blue-Shield of Western New York
APJMassachusettsBlue-Cross Blue-Shield of Massachusetts
APKArizonaBlue-Cross Blue-Shield of Arizona
APL-Unallocated/Not Assigned
APMPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
APNIndianaAnthem Blue-Cross Blue-Shield of Indiana
APOCaliforniaAnthem Blue-Cross
APPSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
APQConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
APRConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
APSSouth CarolinaBlue-Cross Blue-Shield of South Carolina
APT-Unallocated/Not Assigned
APUMinnesotaBlue-Cross Blue-Shield of Minnesota
APVIllinoisBlue-Cross Blue-Shield of Illinois
APWMassachusettsBlue-Cross Blue-Shield of Massachusetts
APXCaliforniaBlue-Shield of California
APYPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
APZ-Unallocated/Not Assigned
AQAFloridaFlorida-Blue
AQBRhode IslandBlue-Cross Blue-Shield of Rhode Island
AQCOhioAnthem Blue-Cross Blue-Shield of Ohio
AQDOhioAnthem Blue-Cross Blue-Shield of Ohio
AQEIdahoBlue-Cross of Idaho
AQFSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
AQGWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AQHMassachusettsBlue-Cross Blue-Shield of Massachusetts
AQIKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
AQJAlaskaPremera Blue-Cross Blue-Shield of Alaska
AQKMinnesotaBlue-Cross Blue-Shield of Minnesota
AQLPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
AQM-Unallocated/Not Assigned
AQNGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AQO-Unallocated/Not Assigned
AQPSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AQQMichiganBlue-Cross Blue-Shield of Michigan
AQRGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AQSCaliforniaBlue-Shield of California
AQTAlaskaPremera Blue-Cross Blue-Shield of Alaska
AQUKansas CityBlue-Cross Blue-Shield of Kansas City
AQVOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
AQW-Unallocated/Not Assigned
AQXNew YorkEmpire Blue-Cross Blue-Shield of New York
AQYAlabamaBlue-Cross Blue-Shield of Alabama
AQZIllinoisBlue-Cross Blue-Shield of Illinois
ARANew York (Western)Blue-Cross Blue-Shield of Western New York
ARBTexasBlue-Cross Blue-Shield of Texas
ARCCaliforniaAnthem Blue-Cross
ARDNew MexicoBlue-Cross Blue-Shield of New Mexico
AREGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
ARF-Unallocated/Not Assigned
ARGPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
ARHMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ARI-Unallocated/Not Assigned
ARJMissouriAnthem Blue-Cross Blue-Shield of Missouri
ARKCaliforniaAnthem Blue-Cross
ARLMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ARMCaliforniaBlue-Shield of California
ARNAlabamaBlue-Cross Blue-Shield of Alabama
ARO-Unallocated/Not Assigned
ARPIllinoisBlue-Cross Blue-Shield of Illinois
ARQGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
ARRPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
ARS-Unallocated/Not Assigned
ARTMinnesotaBlue-Cross Blue-Shield of Minnesota
ARUTexasBlue-Cross Blue-Shield of Texas
ARVCaliforniaAnthem Blue-Cross
ARWMissouriAnthem Blue-Cross Blue-Shield of Missouri
ARXKansasBlue-Cross Blue-Shield of Kansas
ARYConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
ARZPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
ASAMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ASBNew YorkExcellus Blue-Cross Blue-Shield of New York
ASC-Unallocated/Not Assigned
ASDIllinoisBlue-Cross Blue-Shield of Illinois
ASENorth CarolinaBlue-Cross Blue-Shield of North Carolina
ASFIllinoisBlue-Cross Blue-Shield of Illinois
ASGNew YorkExcellus Blue-Cross Blue-Shield of New York
ASHKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
ASIKansas CityBlue-Cross Blue-Shield of Kansas City
ASJKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
ASKSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ASLNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
ASMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ASN-Unallocated/Not Assigned
ASOIndianaAnthem Blue-Cross Blue-Shield of Indiana
ASPMassachusettsBlue-Cross Blue-Shield of Massachusetts
ASQWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
ASRPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
ASS-Unallocated/Not Assigned
ASTTennesseeBlue-Cross Blue-Shield of Tennessee
ASUGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
ASVMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ASW-Unallocated/Not Assigned
ASXGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
ASYMichiganBlue-Cross Blue-Shield of Michigan
ASZOhioAnthem Blue-Cross Blue-Shield of Ohio
ATAIllinoisBlue-Cross Blue-Shield of Illinois
ATBSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ATCMichiganBlue-Cross Blue-Shield of Michigan
ATDOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
ATENew YorkEmpire Blue-Cross Blue-Shield of New York
ATF-Unallocated/Not Assigned
ATGMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ATHMassachusettsBlue-Cross Blue-Shield of Massachusetts
ATIAlabamaBlue-Cross Blue-Shield of Alabama
ATJConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
ATKConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
ATL-Unallocated/Not Assigned
ATMMaineAnthem Blue-Cross Blue-Shield of Maine
ATNMissouriAnthem Blue-Cross Blue-Shield of Missouri
ATOIllinoisBlue-Cross Blue-Shield of Illinois
ATPSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ATQCaliforniaBlue-Shield of California
ATRCaliforniaAnthem Blue-Cross
ATSIllinoisBlue-Cross Blue-Shield of Illinois
ATT-Unallocated/Not Assigned
ATUMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ATVIllinoisBlue-Cross Blue-Shield of Illinois
ATWVirginiaAnthem Blue-Cross Blue-Shield of Virginia
ATX-Unallocated/Not Assigned
ATYSouth CarolinaBlue-Cross Blue-Shield of South Carolina
ATZ-Unallocated/Not Assigned
AUAPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
AUBMichiganBlue-Cross Blue-Shield of Michigan
AUC-Unallocated/Not Assigned
AUD-Unallocated/Not Assigned
AUEVirginiaAnthem Blue-Cross Blue-Shield of Virginia
AUFGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AUGMichiganBlue-Cross Blue-Shield of Michigan
AUHPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
AUI-Unallocated/Not Assigned
AUJWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AUKPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
AULNew YorkEmpire Blue-Cross Blue-Shield of New York
AUMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AUN-Unallocated/Not Assigned
AUO-Unallocated/Not Assigned
AUPMichiganBlue-Cross Blue-Shield of Michigan
AUQWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AURWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AUSCaliforniaBlue-Shield of California
AUTFloridaFlorida-Blue
AUU-Unallocated/Not Assigned
AUVMichiganBlue-Cross Blue-Shield of Michigan
AUWDelawareHighmark Blue-Cross Blue-Shield of Delaware
AUXMassachusettsBlue-Cross Blue-Shield of Massachusetts
AUYSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
AUZTexasBlue-Cross Blue-Shield of Texas
AVAMinnesotaBlue-Cross Blue-Shield of Minnesota
AVBMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AVCSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AVDMinnesotaBlue-Cross Blue-Shield of Minnesota
AVE-Unallocated/Not Assigned
AVFNew York (Western)Blue-Cross Blue-Shield of Western New York
AVGNew MexicoBlue-Cross Blue-Shield of New Mexico
AVH-Unallocated/Not Assigned
AVIVirginiaAnthem Blue-Cross Blue-Shield of Virginia
AVJ-Unallocated/Not Assigned
AVKCaliforniaBlue-Shield of California
AVLAlaskaPremera Blue-Cross Blue-Shield of Alaska
AVMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AVNAlaskaPremera Blue-Cross Blue-Shield of Alaska
AVOVirginiaAnthem Blue-Cross Blue-Shield of Virginia
AVPGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AVQ-Unallocated/Not Assigned
AVRMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AVS-Unallocated/Not Assigned
AVTCaliforniaAnthem Blue-Cross
AVU-Unallocated/Not Assigned
AVVAlaskaPremera Blue-Cross Blue-Shield of Alaska
AVWMassachusettsBlue-Cross Blue-Shield of Massachusetts
AVX-Unallocated/Not Assigned
AVYTexasBlue-Cross Blue-Shield of Texas
AVZConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
AWAOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
AWBAlaskaPremera Blue-Cross Blue-Shield of Alaska
AWCConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
AWDMinnesotaBlue-Cross Blue-Shield of Minnesota
AWEConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
AWFIllinoisBlue-Cross Blue-Shield of Illinois
AWG-Unallocated/Not Assigned
AWH-Unallocated/Not Assigned
AWIAlabamaBlue-Cross Blue-Shield of Alabama
AWJAlaskaPremera Blue-Cross Blue-Shield of Alaska
AWKSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
AWLConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
AWMPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
AWNIllinoisBlue-Cross Blue-Shield of Illinois
AWOIllinoisBlue-Cross Blue-Shield of Illinois
AWPCaliforniaAnthem Blue-Cross
AWQOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
AWRPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
AWSSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
AWTConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
AWU-Unallocated/Not Assigned
AWVConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
AWWAlabamaBlue-Cross Blue-Shield of Alabama
AWXOhioAnthem Blue-Cross Blue-Shield of Ohio
AWYConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
AWZAlabamaBlue-Cross Blue-Shield of Alabama
AXANebraskaBlue-Cross Blue-Shield of Nebraska
AXBDelawareHighmark Blue-Cross Blue-Shield of Delaware
AXCArkansasArkansas Blue-Cross Blue-Shield
AXDMassachusettsBlue-Cross Blue-Shield of Massachusetts
AXEIndianaAnthem Blue-Cross Blue-Shield of Indiana
AXFGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AXGFloridaFlorida-Blue
AXH-Unallocated/Not Assigned
AXI-Unallocated/Not Assigned
AXJNevadaAnthem Blue-Cross Blue-Shield of Nevada
AXKMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AXLMichiganBlue-Cross Blue-Shield of Michigan
AXMIllinoisBlue-Cross Blue-Shield of Illinois
AXN-Unallocated/Not Assigned
AXOCaliforniaBlue-Shield of California
AXPMassachusettsBlue-Cross Blue-Shield of Massachusetts
AXQMinnesotaBlue-Cross Blue-Shield of Minnesota
AXRSouth CarolinaBlue-Cross Blue-Shield of South Carolina
AXSMassachusettsBlue-Cross Blue-Shield of Massachusetts
AXTIllinoisBlue-Cross Blue-Shield of Illinois
AXUGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AXVIllinoisBlue-Cross Blue-Shield of Illinois
AXWMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AXXAlabamaBlue-Cross Blue-Shield of Alabama
AXY-Unallocated/Not Assigned
AXZ-Unallocated/Not Assigned
AYAMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AYBCaliforniaBlue-Shield of California
AYCTexasBlue-Cross Blue-Shield of Texas
AYDFloridaFlorida-Blue
AYESouth Dakota/IowaWellmark Blue-Cross Blue-Shield
AYFIllinoisBlue-Cross Blue-Shield of Illinois
AYGMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
AYHMassachusettsBlue-Cross Blue-Shield of Massachusetts
AYITennesseeBlue-Cross Blue-Shield of Tennessee
AYJCaliforniaAnthem Blue-Cross
AYKCaliforniaAnthem Blue-Cross
AYL-Unallocated/Not Assigned
AYM-Unallocated/Not Assigned
AYNAlabamaBlue-Cross Blue-Shield of Alabama
AYO-Unallocated/Not Assigned
AYP-Unallocated/Not Assigned
AYQMassachusettsBlue-Cross Blue-Shield of Massachusetts
AYRPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
AYSAlaskaPremera Blue-Cross Blue-Shield of Alaska
AYTNevadaAnthem Blue-Cross Blue-Shield of Nevada
AYUWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AYV-Unallocated/Not Assigned
AYWNew York (Western)Blue-Cross Blue-Shield of Western New York
AYXWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
AYYCaliforniaBlue-Shield of California
AYZNorth CarolinaBlue-Cross Blue-Shield of North Carolina
AZANorth CarolinaBlue-Cross Blue-Shield of North Carolina
AZBConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
AZCColoradoAnthem Blue-Cross Blue-Shield of Colorado
AZD-Unallocated/Not Assigned
AZEIllinoisBlue-Cross Blue-Shield of Illinois
AZFMississippiBlue-Cross Blue-Shield of Mississippi
AZG-Unallocated/Not Assigned
AZHTexasBlue-Cross Blue-Shield of Texas
AZI-Unallocated/Not Assigned
AZJConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
AZKMassachusettsBlue-Cross Blue-Shield of Massachusetts
AZLConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
AZM-Unallocated/Not Assigned
AZNNew YorkExcellus Blue-Cross Blue-Shield of New York
AZOCaliforniaBlue-Shield of California
AZP-Unallocated/Not Assigned
AZQ-Unallocated/Not Assigned
AZR-Unallocated/Not Assigned
AZSCaliforniaBlue-Shield of California
AZTCaliforniaBlue-Shield of California
AZUCaliforniaAnthem Blue-Cross
AZVCaliforniaAnthem Blue-Cross
AZWIllinoisBlue-Cross Blue-Shield of Illinois
AZXGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
AZYCaliforniaBlue-Shield of California
AZZMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield