BCBS Prefix List OAA to OZZ

Blue Cross Blue Shield Provider Phone Number
Blue Cross Blue Shield Federal Phone Number
BCBS Prefix List 2021 - AlphaState LookupBCBS Company
OAA-Unallocated/Not Assigned
OABMassachusettsBlue-Cross Blue-Shield of Massachusetts
OACOhioAnthem Blue-Cross Blue-Shield of Ohio
OADNew York (Western)Blue-Cross Blue-Shield of Western New York
OAEOhioAnthem Blue-Cross Blue-Shield of Ohio
OAFVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OAGColoradoAnthem Blue-Cross Blue-Shield of Colorado
OAHNew YorkEmpire Blue-Cross Blue-Shield of New York
OAICaliforniaBlue-Shield of California
OAJ-Unallocated/Not Assigned
OAKPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OALCaliforniaBlue-Shield of California
OAMPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OANMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OAO-Unallocated/Not Assigned
OAPKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
OAQMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OARMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OASIndianaAnthem Blue-Cross Blue-Shield of Indiana
OATNebraskaBlue-Cross Blue-Shield of Nebraska
OAUMichiganBlue-Cross Blue-Shield of Michigan
OAV-Unallocated/Not Assigned
OAW-Unallocated/Not Assigned
OAX-Unallocated/Not Assigned
OAY-Unallocated/Not Assigned
OAZMassachusettsBlue-Cross Blue-Shield of Massachusetts
OBACaliforniaAnthem Blue-Cross
OBBPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OBCMassachusettsBlue-Cross Blue-Shield of Massachusetts
OBDFloridaFlorida-Blue
OBEMichiganBlue-Cross Blue-Shield of Michigan
OBFPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OBG-Unallocated/Not Assigned
OBH-Unallocated/Not Assigned
OBIMinnesotaBlue-Cross Blue-Shield of Minnesota
OBJAlaskaPremera Blue-Cross Blue-Shield of Alaska
OBK-Unallocated/Not Assigned
OBLMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OBMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OBNMassachusettsBlue-Cross Blue-Shield of Massachusetts
OBOPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OBPCaliforniaBlue-Shield of California
OBQCaliforniaAnthem Blue-Cross
OBRSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OBS-Unallocated/Not Assigned
OBTArizonaBlue-Cross Blue-Shield of Arizona
OBUAlabamaBlue-Cross Blue-Shield of Alabama
OBVGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
OBWPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OBXGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
OBY-Unallocated/Not Assigned
OBZ-Unallocated/Not Assigned
OCACaliforniaAnthem Blue-Cross
OCB-Unallocated/Not Assigned
OCC-Unallocated/Not Assigned
OCDCaliforniaBlue-Shield of California
OCE-Unallocated/Not Assigned
OCFLouisianaBlue-Cross Blue-Shield of Louisiana
OCGSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OCHNew York (Western)Blue-Cross Blue-Shield of Western New York
OCIWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
OCJ-Unallocated/Not Assigned
OCKFloridaFlorida-Blue
OCL-Unallocated/Not Assigned
OCMSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OCNOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
OCOCaliforniaBlue-Shield of California
OCPOhioAnthem Blue-Cross Blue-Shield of Ohio
OCQ-Unallocated/Not Assigned
OCRPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OCS-Unallocated/Not Assigned
OCTIdahoBlue-Cross of Idaho
OCUOhioAnthem Blue-Cross Blue-Shield of Ohio
OCVMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OCWCaliforniaAnthem Blue-Cross
OCXMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OCYMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OCZPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
ODAMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ODBOhioAnthem Blue-Cross Blue-Shield of Ohio
ODC-Unallocated/Not Assigned
ODD-Unallocated/Not Assigned
ODE-Unallocated/Not Assigned
ODFMassachusettsBlue-Cross Blue-Shield of Massachusetts
ODG-Unallocated/Not Assigned
ODH-Unallocated/Not Assigned
ODINew York (Western)Blue-Cross Blue-Shield of Western New York
ODJTennesseeBlue-Cross Blue-Shield of Tennessee
ODKMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ODLTennesseeBlue-Cross Blue-Shield of Tennessee
ODMArizonaBlue-Cross Blue-Shield of Arizona
ODNTennesseeBlue-Cross Blue-Shield of Tennessee
ODOMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ODP-Unallocated/Not Assigned
ODQPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
ODRMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ODSNew York (Western)Blue-Cross Blue-Shield of Western New York
ODTMassachusettsBlue-Cross Blue-Shield of Massachusetts
ODU-Unallocated/Not Assigned
ODVSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ODWMichiganBlue-Cross Blue-Shield of Michigan
ODXAlabamaBlue-Cross Blue-Shield of Alabama
ODYMichiganBlue-Cross Blue-Shield of Michigan
ODZMichiganBlue-Cross Blue-Shield of Michigan
OEAVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OEBVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OEC-Unallocated/Not Assigned
OED-Unallocated/Not Assigned
OEEFloridaFlorida-Blue
OEFMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OEGKansas CityBlue-Cross Blue-Shield of Kansas City
OEHCaliforniaAnthem Blue-Cross
OEINebraskaBlue-Cross Blue-Shield of Nebraska
OEJCaliforniaBlue-Shield of California
OEKMichiganBlue-Cross Blue-Shield of Michigan
OELMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OEMVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OEN-Unallocated/Not Assigned
OEO-Unallocated/Not Assigned
OEP-Unallocated/Not Assigned
OEQMichiganBlue-Cross Blue-Shield of Michigan
OEROregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
OESCaliforniaAnthem Blue-Cross
OETMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OEUPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OEVPennsylvaniaHighmark Blue-Shield of Pennsylvania
OEWNorth DakotaBlue-Cross Blue-Shield of North Dakota
OEX-Unallocated/Not Assigned
OEYMichiganBlue-Cross Blue-Shield of Michigan
OEZSouth CarolinaBlue-Cross Blue-Shield of South Carolina
OFAIndianaAnthem Blue-Cross Blue-Shield of Indiana
OFBPennsylvaniaCapital Blue-Cross of Pennsylvania
OFCMichiganBlue-Cross Blue-Shield of Michigan
OFD-Unallocated/Not Assigned
OFE-Unallocated/Not Assigned
OFFNew York (Western)Blue-Cross Blue-Shield of Western New York
OFGRhode IslandBlue-Cross Blue-Shield of Rhode Island
OFHOhioAnthem Blue-Cross Blue-Shield of Ohio
OFI-Unallocated/Not Assigned
OFJMichiganBlue-Cross Blue-Shield of Michigan
OFK-Unallocated/Not Assigned
OFLMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OFMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OFNTennesseeBlue-Cross Blue-Shield of Tennessee
OFOCaliforniaAnthem Blue-Cross
OFPCaliforniaAnthem Blue-Cross
OFQMichiganBlue-Cross Blue-Shield of Michigan
OFR-Unallocated/Not Assigned
OFSNew York (Western)Blue-Cross Blue-Shield of Western New York
OFTCaliforniaBlue-Shield of California
OFUMichiganBlue-Cross Blue-Shield of Michigan
OFVMichiganBlue-Cross Blue-Shield of Michigan
OFWMichiganBlue-Cross Blue-Shield of Michigan
OFXMissouriAnthem Blue-Cross Blue-Shield of Missouri
OFYCaliforniaBlue-Shield of California
OFZMichiganBlue-Cross Blue-Shield of Michigan
OGA-Unallocated/Not Assigned
OGB-Unallocated/Not Assigned
OGCSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OGDOhioAnthem Blue-Cross Blue-Shield of Ohio
OGE-Unallocated/Not Assigned
OGFMichiganBlue-Cross Blue-Shield of Michigan
OGG-Unallocated/Not Assigned
OGHGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
OGI-Unallocated/Not Assigned
OGJMichiganBlue-Cross Blue-Shield of Michigan
OGKMichiganBlue-Cross Blue-Shield of Michigan
OGLSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OGMAlaskaPremera Blue-Cross Blue-Shield of Alaska
OGNKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
OGOMichiganBlue-Cross Blue-Shield of Michigan
OGP-Unallocated/Not Assigned
OGQ-Unallocated/Not Assigned
OGR-Unallocated/Not Assigned
OGS BCBS PrefixLouisianaBlue-Cross Blue-Shield of Louisiana
OGTNew York (Western)Blue-Cross Blue-Shield of Western New York
OGUPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OGV-Unallocated/Not Assigned
OGWLouisianaBlue-Cross Blue-Shield of Louisiana
OGXMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OGY-Unallocated/Not Assigned
OGZ-Unallocated/Not Assigned
OHASouth CarolinaBlue-Cross Blue-Shield of South Carolina
OHBOhioAnthem Blue-Cross Blue-Shield of Ohio
OHCMichiganBlue-Cross Blue-Shield of Michigan
OHDTexasBlue-Cross Blue-Shield of Texas
OHERhode IslandBlue-Cross Blue-Shield of Rhode Island
OHFVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OHGVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OHHIndianaAnthem Blue-Cross Blue-Shield of Indiana
OHILouisianaBlue-Cross Blue-Shield of Louisiana
OHJKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
OHKSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OHLPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OHMNew York (Northeastern)Blue-Shield of Northeastern New York
OHNSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OHOOhioAnthem Blue-Cross Blue-Shield of Ohio
OHPOhioAnthem Blue-Cross Blue-Shield of Ohio
OHQ-Unallocated/Not Assigned
OHRColoradoAnthem Blue-Cross Blue-Shield of Colorado
OHSOhioAnthem Blue-Cross Blue-Shield of Ohio
OHTOhioAnthem Blue-Cross Blue-Shield of Ohio
OHUSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OHVRhode IslandBlue-Cross Blue-Shield of Rhode Island
OHW-Unallocated/Not Assigned
OHXRhode IslandBlue-Cross Blue-Shield of Rhode Island
OHYMichiganBlue-Cross Blue-Shield of Michigan
OHZRhode IslandBlue-Cross Blue-Shield of Rhode Island
OIA-Unallocated/Not Assigned
OIBPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OICPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OIDIdahoBlue-Cross of Idaho
OIE-Unallocated/Not Assigned
OIF-Unallocated/Not Assigned
OIGPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OIH-Unallocated/Not Assigned
OIIMichiganBlue-Cross Blue-Shield of Michigan
OIJMichiganBlue-Cross Blue-Shield of Michigan
OIKMichiganBlue-Cross Blue-Shield of Michigan
OILPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OIMPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OINPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OIOMichiganBlue-Cross Blue-Shield of Michigan
OIPCaliforniaBlue-Shield of California
OIQMichiganBlue-Cross Blue-Shield of Michigan
OIRPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OISNew York (Western)Blue-Cross Blue-Shield of Western New York
OITMichiganBlue-Cross Blue-Shield of Michigan
OIUMichiganBlue-Cross Blue-Shield of Michigan
OIVMichiganBlue-Cross Blue-Shield of Michigan
OIWMichiganBlue-Cross Blue-Shield of Michigan
OIXMichiganBlue-Cross Blue-Shield of Michigan
OIYMichiganBlue-Cross Blue-Shield of Michigan
OIZCaliforniaAnthem Blue-Cross
OJA-Unallocated/Not Assigned
OJB-Unallocated/Not Assigned
OJC-Unallocated/Not Assigned
OJD-Unallocated/Not Assigned
OJEMichiganBlue-Cross Blue-Shield of Michigan
OJFMichiganBlue-Cross Blue-Shield of Michigan
OJG-Unallocated/Not Assigned
OJH-Unallocated/Not Assigned
OJIMichiganBlue-Cross Blue-Shield of Michigan
OJJMichiganBlue-Cross Blue-Shield of Michigan
OJKMichiganBlue-Cross Blue-Shield of Michigan
OJLMichiganBlue-Cross Blue-Shield of Michigan
OJMMissouriAnthem Blue-Cross Blue-Shield of Missouri
OJNMichiganBlue-Cross Blue-Shield of Michigan
OJOMichiganBlue-Cross Blue-Shield of Michigan
OJPRhode IslandBlue-Cross Blue-Shield of Rhode Island
OJQMichiganBlue-Cross Blue-Shield of Michigan
OJRSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OJS-Unallocated/Not Assigned
OJTMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OJU-Unallocated/Not Assigned
OJVMichiganBlue-Cross Blue-Shield of Michigan
OJWOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
OJXMichiganBlue-Cross Blue-Shield of Michigan
OJYMichiganBlue-Cross Blue-Shield of Michigan
OJZ-Unallocated/Not Assigned
OKAMinnesotaBlue-Cross Blue-Shield of Minnesota
OKBMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OKCOklahomaBlue-Cross Blue-Shield of Oklahoma
OKDPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OKEMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OKFMichiganBlue-Cross Blue-Shield of Michigan
OKGMichiganBlue-Cross Blue-Shield of Michigan
OKHCaliforniaAnthem Blue-Cross
OKIMichiganBlue-Cross Blue-Shield of Michigan
OKJMichiganBlue-Cross Blue-Shield of Michigan
OKKMichiganBlue-Cross Blue-Shield of Michigan
OKLArkansasArkansas Blue-Cross Blue-Shield
OKMPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OKNMichiganBlue-Cross Blue-Shield of Michigan
OKOMichiganBlue-Cross Blue-Shield of Michigan
OKPPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OKQMichiganBlue-Cross Blue-Shield of Michigan
OKRColoradoAnthem Blue-Cross Blue-Shield of Colorado
OKSNew York (Western)Blue-Cross Blue-Shield of Western New York
OKTOhioAnthem Blue-Cross Blue-Shield of Ohio
OKU-Unallocated/Not Assigned
OKVMichiganBlue-Cross Blue-Shield of Michigan
OKWCaliforniaAnthem Blue-Cross
OKXMichiganBlue-Cross Blue-Shield of Michigan
OKYMichiganBlue-Cross Blue-Shield of Michigan
OKZMichiganBlue-Cross Blue-Shield of Michigan
OLAKansas CityBlue-Cross Blue-Shield of Kansas City
OLBSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OLC-Unallocated/Not Assigned
OLDCaliforniaBlue-Shield of California
OLE-Unallocated/Not Assigned
OLF-Unallocated/Not Assigned
OLGAlaskaPremera Blue-Cross Blue-Shield of Alaska
OLHArizonaBlue-Cross Blue-Shield of Arizona
OLIMichiganBlue-Cross Blue-Shield of Michigan
OLJ-Unallocated/Not Assigned
OLK-Unallocated/Not Assigned
OLL-Unallocated/Not Assigned
OLMArkansasArkansas Blue-Cross Blue-Shield
OLNAlabamaBlue-Cross Blue-Shield of Alabama
OLO-Unallocated/Not Assigned
OLP-Unallocated/Not Assigned
OLQMichiganBlue-Cross Blue-Shield of Michigan
OLR-Unallocated/Not Assigned
OLSMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OLTSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OLUColoradoAnthem Blue-Cross Blue-Shield of Colorado
OLVMichiganBlue-Cross Blue-Shield of Michigan
OLWNew York (Western)Blue-Cross Blue-Shield of Western New York
OLXMichiganBlue-Cross Blue-Shield of Michigan
OLYMichiganBlue-Cross Blue-Shield of Michigan
OLZMichiganBlue-Cross Blue-Shield of Michigan
OMAOhioAnthem Blue-Cross Blue-Shield of Ohio
OMBOhioAnthem Blue-Cross Blue-Shield of Ohio
OMC-Unallocated/Not Assigned
OMDPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OMESouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OMF-Unallocated/Not Assigned
OMGMichiganBlue-Cross Blue-Shield of Michigan
OMHCaliforniaBlue-Shield of California
OMIGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
OMJ-Unallocated/Not Assigned
OMKMissouriAnthem Blue-Cross Blue-Shield of Missouri
OMLFloridaFlorida-Blue
OMM-Unallocated/Not Assigned
OMN-Unallocated/Not Assigned
OMO-Unallocated/Not Assigned
OMPMichiganBlue-Cross Blue-Shield of Michigan
OMQMassachusettsBlue-Cross Blue-Shield of Massachusetts
OMRRhode IslandBlue-Cross Blue-Shield of Rhode Island
OMSMassachusettsBlue-Cross Blue-Shield of Massachusetts
OMTMichiganBlue-Cross Blue-Shield of Michigan
OMU-Unallocated/Not Assigned
OMVMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OMW-Unallocated/Not Assigned
OMXColoradoAnthem Blue-Cross Blue-Shield of Colorado
OMY-Unallocated/Not Assigned
OMZCaliforniaBlue-Shield of California
ONAMissouriAnthem Blue-Cross Blue-Shield of Missouri
ONBOhioAnthem Blue-Cross Blue-Shield of Ohio
ONCIndianaAnthem Blue-Cross Blue-Shield of Indiana
ONDSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ONEIndianaAnthem Blue-Cross Blue-Shield of Indiana
ONF-Unallocated/Not Assigned
ONGMassachusettsBlue-Cross Blue-Shield of Massachusetts
ONHMinnesotaBlue-Cross Blue-Shield of Minnesota
ONIIndianaAnthem Blue-Cross Blue-Shield of Indiana
ONJ-Unallocated/Not Assigned
ONK-Unallocated/Not Assigned
ONLOhioAnthem Blue-Cross Blue-Shield of Ohio
ONM-Unallocated/Not Assigned
ONN-Unallocated/Not Assigned
ONOCaliforniaBlue-Shield of California
ONPMissouriAnthem Blue-Cross Blue-Shield of Missouri
ONQAlabamaBlue-Cross Blue-Shield of Alabama
ONR-Unallocated/Not Assigned
ONSAlabamaBlue-Cross Blue-Shield of Alabama
ONTMassachusettsBlue-Cross Blue-Shield of Massachusetts
ONUMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ONVMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
ONWIndianaAnthem Blue-Cross Blue-Shield of Indiana
ONXIndianaAnthem Blue-Cross Blue-Shield of Indiana
ONYMinnesotaBlue-Cross Blue-Shield of Minnesota
ONZIndianaAnthem Blue-Cross Blue-Shield of Indiana
OOACaliforniaBlue-Shield of California
OOBCaliforniaBlue-Shield of California
OOCMassachusettsBlue-Cross Blue-Shield of Massachusetts
OODMichiganBlue-Cross Blue-Shield of Michigan
OOEMichiganBlue-Cross Blue-Shield of Michigan
OOFMichiganBlue-Cross Blue-Shield of Michigan
OOGCaliforniaBlue-Shield of California
OOHPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OOIMichiganBlue-Cross Blue-Shield of Michigan
OOJMichiganBlue-Cross Blue-Shield of Michigan
OOKMichiganBlue-Cross Blue-Shield of Michigan
OOLRhode IslandBlue-Cross Blue-Shield of Rhode Island
OOMCaliforniaAnthem Blue-Cross
OONMichiganBlue-Cross Blue-Shield of Michigan
OOOMichiganBlue-Cross Blue-Shield of Michigan
OOPCaliforniaBlue-Shield of California
OOQMichiganBlue-Cross Blue-Shield of Michigan
OORNorth CarolinaBlue-Cross Blue-Shield of North Carolina
OOSCaliforniaBlue-Shield of California
OOTCaliforniaBlue-Shield of California
OOUMichiganBlue-Cross Blue-Shield of Michigan
OOVMichiganBlue-Cross Blue-Shield of Michigan
OOWMichiganBlue-Cross Blue-Shield of Michigan
OOXMichiganBlue-Cross Blue-Shield of Michigan
OOY-Unallocated/Not Assigned
OOZMichiganBlue-Cross Blue-Shield of Michigan
OPALouisianaBlue-Cross Blue-Shield of Louisiana
OPBPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OPC-Unallocated/Not Assigned
OPDWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
OPEGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
OPFWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
OPGCaliforniaAnthem Blue-Cross
OPH-Unallocated/Not Assigned
OPINorth CarolinaBlue-Cross of North Carolina
OPJWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
OPKWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
OPL-Unallocated/Not Assigned
OPM-Unallocated/Not Assigned
OPN-Unallocated/Not Assigned
OPO-Unallocated/Not Assigned
OPPSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OPQ-Unallocated/Not Assigned
OPRSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OPSMassachusettsBlue-Cross Blue-Shield of Massachusetts
OPTMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OPUWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
OPVWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
OPWWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
OPXWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
OPYPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OPZWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
OQA-Unallocated/Not Assigned
OQBCaliforniaAnthem Blue-Cross
OQCPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OQDMichiganBlue-Cross Blue-Shield of Michigan
OQEMichiganBlue-Cross Blue-Shield of Michigan
OQFMichiganBlue-Cross Blue-Shield of Michigan
OQGMichiganBlue-Cross Blue-Shield of Michigan
OQHMichiganBlue-Cross Blue-Shield of Michigan
OQIMichiganBlue-Cross Blue-Shield of Michigan
OQJMichiganBlue-Cross Blue-Shield of Michigan
OQKMichiganBlue-Cross Blue-Shield of Michigan
OQLMichiganBlue-Cross Blue-Shield of Michigan
OQMMichiganBlue-Cross Blue-Shield of Michigan
OQNMichiganBlue-Cross Blue-Shield of Michigan
OQOMichiganBlue-Cross Blue-Shield of Michigan
OQPCaliforniaAnthem Blue-Cross
OQQMichiganBlue-Cross Blue-Shield of Michigan
OQRMichiganBlue-Cross Blue-Shield of Michigan
OQSCaliforniaAnthem Blue-Cross
OQTMichiganBlue-Cross Blue-Shield of Michigan
OQUMichiganBlue-Cross Blue-Shield of Michigan
OQVMichiganBlue-Cross Blue-Shield of Michigan
OQWMichiganBlue-Cross Blue-Shield of Michigan
OQX-Unallocated/Not Assigned
OQY-Unallocated/Not Assigned
OQZ-Unallocated/Not Assigned
ORA-Unallocated/Not Assigned
ORBSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
ORCKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
ORDPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
ORETennesseeBlue-Cross Blue-Shield of Tennessee
ORFMichiganBlue-Cross Blue-Shield of Michigan
ORGTennesseeBlue-Cross Blue-Shield of Tennessee
ORHMissouriAnthem Blue-Cross Blue-Shield of Missouri
ORISouth CarolinaBlue-Cross Blue-Shield of South Carolina
ORJMichiganBlue-Cross Blue-Shield of Michigan
ORKOhioAnthem Blue-Cross Blue-Shield of Ohio
ORLCaliforniaAnthem Blue-Cross
ORMNew York (Northeastern)Blue-Shield of Northeastern New York
ORNNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
OROMichiganBlue-Cross Blue-Shield of Michigan
ORP-Unallocated/Not Assigned
ORQMichiganBlue-Cross Blue-Shield of Michigan
ORR-Unallocated/Not Assigned
ORSOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
ORTPennsylvaniaCapital Blue-Cross of Pennsylvania
ORUTennesseeBlue-Cross Blue-Shield of Tennessee
ORVMichiganBlue-Cross Blue-Shield of Michigan
ORW-Unallocated/Not Assigned
ORXIdahoBlue-Cross of Idaho
ORYCaliforniaBlue-Shield of California
ORZNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
OSA-Unallocated/Not Assigned
OSBAlabamaBlue-Cross Blue-Shield of Alabama
OSC-Unallocated/Not Assigned
OSD-Unallocated/Not Assigned
OSEArizonaBlue-Cross Blue-Shield of Arizona
OSF-Unallocated/Not Assigned
OSG-Unallocated/Not Assigned
OSHMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OSIPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OSJOhioAnthem Blue-Cross Blue-Shield of Ohio
OSK-Unallocated/Not Assigned
OSLNebraskaBlue-Cross Blue-Shield of Nebraska
OSMIllinoisBlue-Cross Blue-Shield of Illinois
OSN-Unallocated/Not Assigned
OSOPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OSP-Unallocated/Not Assigned
OSQPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
OSRPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OSSCaliforniaBlue-Shield of California
OSTDelawareHighmark Blue-Cross Blue-Shield of Delaware
OSU-Unallocated/Not Assigned
OSVPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OSWOhioAnthem Blue-Cross Blue-Shield of Ohio
OSXSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OSYKansas CityBlue-Cross Blue-Shield of Kansas City
OSZVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OTAFloridaFlorida-Blue
OTBVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OTCNebraskaBlue-Cross Blue-Shield of Nebraska
OTDCaliforniaAnthem Blue-Cross
OTEIndianaAnthem Blue-Cross Blue-Shield of Indiana
OTFIndianaAnthem Blue-Cross Blue-Shield of Indiana
OTGMichiganBlue-Cross Blue-Shield of Michigan
OTHTennesseeBlue-Cross Blue-Shield of Tennessee
OTINorth DakotaBlue-Cross Blue-Shield of North Dakota
OTJMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OTKSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OTLAlabamaBlue-Cross Blue-Shield of Alabama
OTMCaliforniaBlue-Shield of California
OTNNorth DakotaBlue-Cross Blue-Shield of North Dakota
OTO BCBS Prefix-Unallocated/Not Assigned
OTPCaliforniaBlue-Shield of California
OTQConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
OTR-Unallocated/Not Assigned
OTSPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OTTSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OTUSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OTV-Unallocated/Not Assigned
OTWGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
OTXCaliforniaBlue-Shield of California
OTYOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
OTZOhioAnthem Blue-Cross Blue-Shield of Ohio
OUAOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
OUBRhode IslandBlue-Cross Blue-Shield of Rhode Island
OUCSouth CarolinaBlue-Cross Blue-Shield of South Carolina
OUDMichiganBlue-Cross Blue-Shield of Michigan
OUERhode IslandBlue-Cross Blue-Shield of Rhode Island
OUFOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
OUG-Unallocated/Not Assigned
OUHNew YorkEmpire Blue-Cross Blue-Shield of New York
OUINew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
OUJMichiganBlue-Cross Blue-Shield of Michigan
OUKMichiganBlue-Cross Blue-Shield of Michigan
OULMichiganBlue-Cross Blue-Shield of Michigan
OUMMichiganBlue-Cross Blue-Shield of Michigan
OUNMichiganBlue-Cross Blue-Shield of Michigan
OUOMichiganBlue-Cross Blue-Shield of Michigan
OUPSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OUQMichiganBlue-Cross Blue-Shield of Michigan
OURNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
OUS-Unallocated/Not Assigned
OUTNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
OUUMichiganBlue-Cross Blue-Shield of Michigan
OUVMichiganBlue-Cross Blue-Shield of Michigan
OUWWest VirginiaHighmark Blue-Cross Blue-Shield of West Virginia
OUXMichiganBlue-Cross Blue-Shield of Michigan
OUYMichiganBlue-Cross Blue-Shield of Michigan
OUZMichiganBlue-Cross Blue-Shield of Michigan
OVA-Unallocated/Not Assigned
OVB-Unallocated/Not Assigned
OVCPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OVDMichiganBlue-Cross Blue-Shield of Michigan
OVE-Unallocated/Not Assigned
OVF-Unallocated/Not Assigned
OVGMichiganBlue-Cross Blue-Shield of Michigan
OVHAlaskaPremera Blue-Cross Blue-Shield of Alaska
OVIMichiganBlue-Cross Blue-Shield of Michigan
OVJ-Unallocated/Not Assigned
OVK-Unallocated/Not Assigned
OVLNew York (Western)Blue-Cross Blue-Shield of Western New York
OVMSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OVNMichiganBlue-Cross Blue-Shield of Michigan
OVOMichiganBlue-Cross Blue-Shield of Michigan
OVPIndianaAnthem Blue-Cross Blue-Shield of Indiana
OVQMichiganBlue-Cross Blue-Shield of Michigan
OVRMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OVS-Unallocated/Not Assigned
OVTOhioAnthem Blue-Cross Blue-Shield of Ohio
OVUMichiganBlue-Cross Blue-Shield of Michigan
OVVMichiganBlue-Cross Blue-Shield of Michigan
OVWWest VirginiaHighmark Blue-Cross Blue-Shield of West Virginia
OVXMichiganBlue-Cross Blue-Shield of Michigan
OVYMichiganBlue-Cross Blue-Shield of Michigan
OVZMichiganBlue-Cross Blue-Shield of Michigan
OWASouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OWBMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OWCOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
OWDMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
OWEFloridaFlorida-Blue
OWFSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OWGNew York (Western)Blue-Cross Blue-Shield of Western New York
OWHConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
OWIOhioAnthem Blue-Cross Blue-Shield of Ohio
OWJVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OWKMichiganBlue-Cross Blue-Shield of Michigan
OWLCaliforniaBlue-Shield of California
OWM-Unallocated/Not Assigned
OWN-Unallocated/Not Assigned
OWOMichiganBlue-Cross Blue-Shield of Michigan
OWP-Unallocated/Not Assigned
OWQMichiganBlue-Cross Blue-Shield of Michigan
OWRMichiganBlue-Cross Blue-Shield of Michigan
OWSVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OWTGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
OWUMichiganBlue-Cross Blue-Shield of Michigan
OWV-Unallocated/Not Assigned
OWWVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OWXOhioAnthem Blue-Cross Blue-Shield of Ohio
OWYOhioAnthem Blue-Cross Blue-Shield of Ohio
OWZSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OXANew York (Western)Blue-Cross Blue-Shield of Western New York
OXB-Unallocated/Not Assigned
OXC-Unallocated/Not Assigned
OXDCaliforniaAnthem Blue-Cross
OXEMichiganBlue-Cross Blue-Shield of Michigan
OXF-Unallocated/Not Assigned
OXGMichiganBlue-Cross Blue-Shield of Michigan
OXHMichiganBlue-Cross Blue-Shield of Michigan
OXIMichiganBlue-Cross Blue-Shield of Michigan
OXJMichiganBlue-Cross Blue-Shield of Michigan
OXKMichiganBlue-Cross Blue-Shield of Michigan
OXLMichiganBlue-Cross Blue-Shield of Michigan
OXMAlaskaPremera Blue-Cross Blue-Shield of Alaska
OXNOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
OXONew York (Western)Blue-Cross Blue-Shield of Western New York
OXPCaliforniaAnthem Blue-Cross
OXQMichiganBlue-Cross Blue-Shield of Michigan
OXRMichiganBlue-Cross Blue-Shield of Michigan
OXS-Unallocated/Not Assigned
OXTMichiganBlue-Cross Blue-Shield of Michigan
OXUMichiganBlue-Cross Blue-Shield of Michigan
OXVMichiganBlue-Cross Blue-Shield of Michigan
OXWMichiganBlue-Cross Blue-Shield of Michigan
OXXMichiganBlue-Cross Blue-Shield of Michigan
OXYMichiganBlue-Cross Blue-Shield of Michigan
OXZ-Unallocated/Not Assigned
OYASouth Dakota/IowaWellmark Blue-Cross Blue-Shield
OYBCaliforniaAnthem Blue-Cross
OYCNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
OYDIdahoBlue-Cross of Idaho
OYE-Unallocated/Not Assigned
OYFMichiganBlue-Cross Blue-Shield of Michigan
OYGMichiganBlue-Cross Blue-Shield of Michigan
OYHOhioAnthem Blue-Cross Blue-Shield of Ohio
OYIMichiganBlue-Cross Blue-Shield of Michigan
OYJMichiganBlue-Cross Blue-Shield of Michigan
OYKMichiganBlue-Cross Blue-Shield of Michigan
OYLCaliforniaBlue-Shield of California
OYMPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
OYNMichiganBlue-Cross Blue-Shield of Michigan
OYOMichiganBlue-Cross Blue-Shield of Michigan
OYP-Unallocated/Not Assigned
OYQMichiganBlue-Cross Blue-Shield of Michigan
OYRMichiganBlue-Cross Blue-Shield of Michigan
OYSCaliforniaBlue-Shield of California
OYTMichiganBlue-Cross Blue-Shield of Michigan
OYUMichiganBlue-Cross Blue-Shield of Michigan
OYV-Unallocated/Not Assigned
OYWMichiganBlue-Cross Blue-Shield of Michigan
OYXMichiganBlue-Cross Blue-Shield of Michigan
OYYMichiganBlue-Cross Blue-Shield of Michigan
OYZ-Unallocated/Not Assigned
OZAMissouriAnthem Blue-Cross Blue-Shield of Missouri
OZBWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
OZCNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
OZDVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OZEMichiganBlue-Cross Blue-Shield of Michigan
OZFMichiganBlue-Cross Blue-Shield of Michigan
OZGCaliforniaBlue-Shield of California
OZH-Unallocated/Not Assigned
OZIMichiganBlue-Cross Blue-Shield of Michigan
OZJMichiganBlue-Cross Blue-Shield of Michigan
OZKMissouriAnthem Blue-Cross Blue-Shield of Missouri
OZLMichiganBlue-Cross Blue-Shield of Michigan
OZMVirginiaAnthem Blue-Cross Blue-Shield of Virginia
OZNMichiganBlue-Cross Blue-Shield of Michigan
OZO-Unallocated/Not Assigned
OZPCaliforniaAnthem Blue-Cross
OZQMichiganBlue-Cross Blue-Shield of Michigan
OZRMichiganBlue-Cross Blue-Shield of Michigan
OZSNew York (Western)Blue-Cross Blue-Shield of Western New York
OZTMichiganBlue-Cross Blue-Shield of Michigan
OZUMichiganBlue-Cross Blue-Shield of Michigan
OZVMichiganBlue-Cross Blue-Shield of Michigan
OZW-Unallocated/Not Assigned
OZXMissouriAnthem Blue-Cross Blue-Shield of Missouri
OZYMichiganBlue-Cross Blue-Shield of Michigan
OZZMichiganBlue-Cross Blue-Shield of Michigan

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