Insurance Identifier Lookup EAA – EZZ
List of BCBS Prefixes EAA to EZZ
| Prefix | Plan Name |
|---|---|
| E2A | Blue Cross Blue Shield of Texas |
| E2B | Blue Cross Blue Shield of Texas |
| E2C | Anthem BCBS of Indiana |
| E2E | Regence Blue Cross Blue Shield of Oregon |
| E2F | Blue Cross of California |
| E2G | Blue Cross of California |
| E2K | Blue Cross Blue Shield of Illinois |
| E2L | Blue Cross Blue Shield of Massachusetts |
| E2M | Blue Cross Blue Shield of Texas |
| E2N | Blue Cross Blue Shield of Illinois |
| E2P | Blue Cross of California |
| E2Q | Blue Cross of California |
| E2R | Blue Cross of California |
| E2S | Regence Blue Cross Blue Shield of Oregon |
| E2T | Blue Cross Blue Shield of Massachusetts |
| E2U | Blue Cross of California |
| E2V | Blue Cross Blue Shield of Illinois |
| E2W | Blue Cross of California |
| E2X | Anthem Blue Cross of California |
| E2Y | Blue Cross of California |
| E2Z | Blue Cross of California |
| E3A | Blue Cross Blue Shield of Massachusetts |
| E3B | Blue Cross of California |
| E3D | Blue Cross of California |
| E3E | Anthem Blue Cross of California |
| E3G | Blue Cross Blue Shield of Illinois |
| E3M | Anthem BCBS of Wisconsin |
| E3N | Premera Blue Cross |
| E3P | Anthem BCBS of Wisconsin |
| E3S | Blue Cross Blue Shield of Illinois |
| E3U | Empire Blue Cross Blue Shield |
| E3V | Blue Cross Blue Shield of Illinois |
| E3X | Anthem BCBS of Wisconsin |
| E3Y | Blue Cross Blue Shield of Georgia |
| E3Z | Anthem BCBS of Wisconsin |
| E4A | Blue Cross Blue Shield of Massachusetts |
| E4B | Blue Cross Blue Shield of Massachusetts |
| E4C | Blue Cross Blue Shield of Massachusetts |
| E4D | Blue Cross Blue Shield of Massachusetts |
| E4E | Blue Cross Blue Shield of Massachusetts |
| E4L | Anthem BCBS of Indiana |
| E4T | Blue Cross of California |
| E5A | Blue Cross Blue Shield of Texas |
| E5H | Premera Blue Cross |
| E5N | Blue Cross Blue Shield of Texas |
| E5S | Blue Cross Blue Shield of Texas |
| E5X | Premera Blue Cross |
| E6A | Anthem BCBS of Ohio |
| E6D | Empire Blue Cross Blue Shield |
| E6T | Anthem BCBS of Wisconsin |
| E8C | Blue Cross Blue Shield of Texas |
| E8E | Blue Cross Blue Shield of Texas |
| E8N | Blue Cross Blue Shield of Texas |
| E9A | Anthem BCBS of Wisconsin |
| E9B | Anthem BCBS of Wisconsin |
| EAA | Blue Cross Blue Shield of Rhode Island |
| EAB | Blue Cross Blue Shield of South Carolina |
| EAC | Anthem BCBS of Virginia |
| EAD | Blue Cross Blue Shield of Illinois |
| EAE | Regence Blue Cross Blue Shield of Oregon |
| EAF | Blue Cross Blue Shield of Massachusetts |
| EAG | Capital Blue Cross |
| EAH | BCBS of Alabama |
| EAI | Anthem BCBS of Ohio |
| EAJ | CareFirst BCBS |
| EAK | Anthem BCBSf of Ohio |
| EAL | Anthem BCBS of Connecticut |
| EAM | BCBS of Alabama |
| EAN | CareFirst BCBS |
| EAO | CareFirst BCBS |
| EAP | CareFirst BCBS |
| EAQ | Blue Cross Blue Shield of South Carolina |
| EAR | Blue Cross Blue Shield of Texas |
| EAS | Blue Shield of California |
| EAT | Blue Cross Blue Shield of Texas |
| EAU | Unassigned |
| EAV | Blue Cross Blue Shield of Texas |
| EAW | Blue Cross of California |
| EAX | Blue Cross Blue Shield of Texas |
| EAY | Blue Cross Blue Shield of Texas |
| EAZ | Blue Cross Blue Shield of Arizona |
| EBA | Blue Cross of California |
| EBB | Independence Blue Cross |
| EBC | Blue Cross Blue Shield of Texas |
| EBD | Wellmark BCBS |
| EBE | CareFirst BCBS |
| EBF | Blue Shield of California |
| EBG | Blue Cross Blue Shield of Kansas City |
| EBH | Capital Blue Cross |
| EBI | BCBS of Alabama |
| EBJ | Anthem BCBS of Wisconsin |
| EBK | Wellmark BCBS |
| EBL | Wellmark BCBS |
| EBM | Blue Cross Blue Shield of Michigan |
| EBN | Empire Blue Cross Blue Shield |
| EBO | CareFirst BCBS |
| EBP | CareFirst BCBS |
| EBQ | Blue Cross Blue Shield of Illinois |
| EBR | Wellmark BCBS |
| EBS | Blue Cross of California |
| EBT | Blue Cross Blue Shield of Louisiana |
| EBU | Highmark BCBS of Pennsylvania |
| EBV | Blue Cross of California |
| EBW | Blue Cross Blue Shield of Tennessee Commercial |
| EBX | Wellmark BCBS |
| EBY | Blue Cross Blue Shield of Illinois |
| EBZ | Blue Shield of California |
| ECA | CareFirst BCBS |
| ECB | BCBS of Alabama |
| ECC | Blue Cross Blue Shield of Tennessee Commercial |
| ECD | Blue Shield of Northeastern New York |
| ECE | Blue Cross Blue Shield of Mississippi |
| ECF | Unassigned |
| ECG | Anthem BCBS of Wisconsin |
| ECH | Anthem BCBS of Ohio |
| ECI | CareFirst BCBS |
| ECJ | Anthem BCBS of Ohio |
| ECK | Blue Cross Blue Shield of North Carolina |
| ECL | Anthem BCBS of Ohio |
| ECM | CareFirst BCBS |
| ECN | Anthem BCBS of Missouri |
| ECO | Blue Cross Blue Shield of Illinois |
| ECP | Blue Cross Blue Shield of Texas |
| ECQ | Highmark BCBS of Pennsylvania |
| ECR | Anthem BCBS of Ohio |
| ECS | Anthem BCBS of Ohio |
| ECT | CareFirst BCBS |
| ECU | Blue Cross of Idaho |
| ECV | Anthem BCBS of Ohio |
| ECW | Regence Blue Cross Blue Shield of Utah |
| ECX | Blue Cross Blue Shield of Minnesota |
| ECY | Blue Cross Blue Shield of Texas |
| ECZ | Blue Cross Blue Shield of Texas |
| EDA | Blue Cross Blue Shield of Georgia |
| EDB | Anthem BCBS of Ohio |
| EDC | Blue Cross Blue Shield of South Carolina |
| EDD | Blue Cross Blue Shield of Georgia |
| EDE | Highmark BCBS of Pennsylvania |
| EDF | Anthem BCBS of Wisconsin |
| EDG | Capital Blue Cross |
| EDH | Blue Cross of Idaho |
| EDI | Blue Shield of California |
| EDJ | Blue Cross Blue Shield of Illinois |
| EDK | Empire Blue Cross Blue Shield |
| EDL | CareFirst BCBS |
| EDM | Premera Blue Cross |
| EDN | CareFirst BCBS |
| EDO | Blue Cross Blue Shield of Arkansas |
| EDP | Blue Cross Blue Shield of Michigan |
| EDQ | CareFirst BCBS |
| EDR | Blue Cross Blue Shield of Minnesota |
| EDS | Blue Cross Blue Shield of South Carolina |
| EDT | CareFirst BCBS |
| EDU | BCBS of Alabama |
| EDV | Blue Cross Blue Shield of South Carolina |
| EDW | Anthem BCBS of Ohio |
| EDX | Blue Cross Blue Shield of Texas |
| EDY | CareFirst BCBS |
| EDZ | Blue Cross Blue Shield of Massachusetts |
| EEA | Excellus BCBS |
| EEB | Florida Blue |
| EEC | Blue Cross Blue Shield of Illinois |
| EED | Blue Cross Blue Shield of Illinois |
| EEE | CareFirst BCBS |
| EEF | Blue Cross Blue Shield of Minnesota |
| EEG | BCBS of Alabama |
| EEH | Unassigned |
| EEI | Blue Shield of Northeastern New York |
| EEJ | Blue Cross Blue Shield of Illinois |
| EEK | Blue Cross Blue Shield of Nebraska |
| EEL | Unassigned |
| EEM | Blue Cross of Idaho |
| EEN | Independence Blue Cross |
| EEO | Blue Shield of California |
| EEP | CareFirst BCBS |
| EEQ | Wellmark BCBS |
| EER | Blue Shield of California |
| EES | Blue Cross Blue Shield of South Carolina |
| EET | Excellus BCBS |
| EEU | Blue Cross Blue Shield of Nebraska |
| EEV | CareFirst BCBS |
| EEW | Anthem BCBS of Wisconsin |
| EEX | Capital Blue Cross |
| EEY | Empire Blue Cross Blue Shield |
| EEZ | Blue Cross Blue Shield of Illinois |
| EFA | Blue Cross of California |
| EFB | CareFirst BCBS |
| EFC | Wellmark BCBS |
| EFD | Blue Shield of California |
| EFE | Unassigned |
| EFF | Blue Cross Blue Shield of Massachusetts |
| EFG | Blue Cross Blue Shield of Minnesota |
| EFH | Regence Blue Cross Blue Shield of Oregon |
| EFI | Highmark BCBS of Pennsylvania |
| EFJ | Blue Cross Blue Shield of Massachusetts |
| EFK | Wellmark BCBS |
| EFL | Blue Cross Blue Shield of Texas |
| EFM | Anthem BCBS of Colorado |
| EFN | CareFirst BCBS |
| EFO | Blue Shield of California |
| EFP | Blue Cross Blue Shield of Georgia |
| EFQ | Blue Cross Blue Shield of Massachusetts |
| EFR | CareFirst BCBS |
| EFS | Blue Cross Blue Shield of South Carolina |
| EFT | Unassigned |
| EFU | Anthem BCBS of Virginia |
| EFV | Blue Cross Blue Shield of Illinois |
| EFW | Blue Cross of California |
| EFX | Wellmark BCBS |
| EFY | Blue Shield of California |
| EFZ | Blue Cross Blue Shield of Illinois |
| EGA | Blue Cross Blue Shield of Illinois |
| EGB | Highmark BCBS of Pennsylvania |
| EGC | Blue Cross Blue Shield of Louisiana |
| EGD | Independence Blue Cross |
| EGE | Unassigned |
| EGF | Anthem BCBS of Ohio |
| EGG | CareFirst BCBS |
| EGH | Blue Cross of California |
| EGI | Wellmark BCBS |
| EGJ | CareFirst BCBS |
| EGK | CareFirst BCBS |
| EGL | Anthem BCBS of Missouri |
| EGM | Blue Cross Blue Shield of Texas |
| EGN | Premera Blue Cross |
| EGO | Independence Blue Cross |
| EGP | Blue Shield of California |
| EGQ | CareFirst BCBS |
| EGR | Blue Cross Blue Shield of Texas |
| EGS | Blue Cross of California |
| EGT | Blue Cross Blue Shield of Massachusetts |
| EGU | Regence Blue Cross Blue Shield of Oregon |
| EGV | Blue Cross Blue Shield of Arkansas |
| EGW | CareFirst BCBS |
| EGX | Blue Cross of California |
| EGY | CareFirst BCBS |
| EGZ | Premera Blue Cross |
| EHA | CareFirst BCBS |
| EHB | Unassigned |
| EHC | Unassigned |
| EHD | CareFirst BCBS |
| EHE | Unassigned |
| EHF | Anthem BCBS of Connecticut |
| EHG | Anthem BCBS of Maine |
| EHH | Anthem BCBS of New Hampshire |
| EHI | BCBS of Illinois |
| EHJ | Blue Cross Blue Shield of Massachusetts |
| EHK | Anthem BCBS of New Hampshire |
| EHL | Blue Cross Blue Shield of Minnesota |
| EHM | Blue Shield of California |
| EHN | Blue Cross Blue Shield of Nebraska |
| EHO | Horizon Blue Cross Blue Shield of New Jersey |
| EHP | Blue Cross Blue Shield of Illinois |
| EHQ | CareFirst BCBS |
| EHR | Unassigned |
| EHS | Blue Shield of California |
| EHT | CareFirst BCBS |
| EHU | CareFirst BCBS |
| EHV | Unassigned |
| EHW | Unassigned |
| EHX | Unassigned |
| EHY | Blue Cross Blue Shield of Illinois |
| EHZ | Blue Cross Blue Shield of Georgia |
| EIA | CareFirst BCBS |
| EIB | BCBS of Alabama |
| EIC | Blue Shield of California |
| EID | CareFirst BCBS |
| EIE | Blue Cross Blue Shield of South Carolina |
| EIF | CareFirst BCBS |
| EIG | Independence Blue Cross |
| EIH | CareFirst BCBS |
| EII | Blue Cross Blue Shield of South Carolina |
| EIJ | Blue Cross of California |
| EIK | CareFirst BCBS |
| EIL | Blue Cross Blue Shield of North Carolina |
| EIM | Independence Blue Cross |
| EIN | CareFirst BCBS |
| EIO | BCBS of Alabama |
| EIP | Unassigned |
| EIQ | Premera Blue Cross |
| EIR | Highmark BCBS of Pennsylvania |
| EIS | Blue Shield of California |
| EIT | Carefirst Administrators |
| EIU | Blue Cross Blue Shield of Illinois |
| EIV | Blue Cross Blue Shield of South Carolina |
| EIW | Blue Cross Blue Shield of Michigan |
| EIX | BCBS of Alabama |
| EIY | Blue Shield of California |
| EIZ | Independence Blue Cross |
| EJA | Anthem BCBS of Wisconsin |
| EJB | Anthem BCBS of Colorado |
| EJC | Blue Cross Blue Shield of Texas |
| EJD | Blue Cross of California |
| EJE | Blue Cross Blue Shield of Michigan |
| EJF | CareFirst BCBS |
| EJG | Anthem BCBS of Wisconsin |
| EJH | Highmark BCBS of Pennsylvania |
| EJI | Blue Cross Blue Shield of Michigan |
| EJJ | Blue Cross of California |
| EJK | Blue Cross of California |
| EJL | Blue Cross Blue Shield of Mississippi |
| EJM | Anthem BCBS of Missouri |
| EJN | Blue Cross of California |
| EJO | Blue Cross of California |
| EJP | Blue Cross Blue Shield of Minnesota |
| EJQ | Blue Cross of California |
| EJR | Highmark BCBS of Pennsylvania |
| EJS | Blue Cross Blue Shield of Illinois |
| EJT | Blue Cross Blue Shield of Texas |
| EJU | Blue Cross of California |
| EJV | Blue Cross of California |
| EJW | Blue Cross Blue Shield of Michigan |
| EJX | Blue Cross Blue Shield of Arizona |
| EJY | Blue Cross Blue Shield of Arizona |
| EJZ | Blue Cross Blue Shield of Tennessee Commercial |
| EKA | Blue Cross Blue Shield of South Carolina |
| EKB | Wellmark BCBS |
| EKC | Anthem BCBS of Ohio |
| EKD | Blue Cross of California |
| EKE | Blue Cross Blue Shield of Texas |
| EKF | Blue Cross Blue Shield of South Carolina |
| EKG | Wellmark BCBS |
| EKH | Blue Cross Blue Shield of New Mexico |
| EKI | CareFirst BCBS |
| EKJ | Blue Cross Blue Shield of South Carolina |
| EKK | Blue Cross Blue Shield of Minnesota |
| EKL | Blue Cross Blue Shield of Kansas City |
| EKM | Anthem BCBS of Ohio |
| EKN | Premera Blue Cross |
| EKO | CareFirst BCBS |
| EKP | Blue Cross Blue Shield of South Carolina |
| EKQ | CareFirst BCBS |
| EKR | CareFirst BCBS |
| EKS | Highmark BCBS of Pennsylvania |
| EKT | Blue Shield of California |
| EKU | Anthem BCBS of Ohio |
| EKV | CareFirst BCBS |
| EKW | Blue Cross Blue Shield of Georgia |
| EKX | Wellmark BCBS |
| EKY | Anthem BCBS of Ohio |
| EKZ | CareFirst BCBS |
| ELA | Blue Cross Blue Shield of Minnesota |
| ELB | Blue Cross Blue Shield of Texas |
| ELC | CareFirst BCBS |
| ELD | Anthem BCBS of Ohio |
| ELE | Blue Cross Blue Shield of Texas |
| ELF | Anthem BCBS of Wisconsin |
| ELG | Blue Cross Blue Shield of Minnesota |
| ELH | Anthem BCBS of Connecticut |
| ELI | Blue Cross Blue Shield of Massachusetts |
| ELJ | Blue Cross of California |
| ELK | Wellmark BCBS |
| ELL | Blue Cross of California |
| ELM | Blue Cross Blue Shield of Illinois |
| ELN | CareFirst BCBS |
| ELO | Blue Cross Blue Shield of South Carolina |
| ELP | Blue Cross Blue Shield of Minnesota |
| ELQ | Anthem BCBS of Missouri |
| ELR | BCBS of Western New York |
| ELS | Unassigned |
| ELT | Blue Cross Blue Shield of Illinois |
| ELU | Unassigned |
| ELV | Blue Cross Blue Shield of South Carolina |
| ELW | Anthem BCBS of Missouri |
| ELX | Wellmark BCBS |
| ELY | Anthem BCBS of Ohio |
| ELZ | Anthem BCBS of Kentucky |
| EM2 | Unassigned |
| EMA | Blue Cross Blue Shield of South Carolina |
| EMB | Anthem BCBS of Ohio |
| EMC | Blue Cross Blue Shield of South Carolina |
| EMD | Wellmark BCBS |
| EME | Wellmark BCBS |
| EMF | Blue Shield of California |
| EMG | CareFirst BCBS |
| EMH | Independence Blue Cross |
| EMI | Anthem BCBS of Indiana |
| EMJ | Anthem BCBS of Ohio |
| EMK | Blue Cross Blue Shield of South Carolina |
| EML | CareFirst BCBS |
| EMM | CareFirst BCBS |
| EMN | Highmark BCBS of Pennsylvania |
| EMO | Blue Cross Blue Shield of South Carolina |
| EMP | Blue Cross Blue Shield of Illinois |
| EMQ | BCBS of Alabama |
| EMR | BCBS of Alabama |
| EMS | Blue Cross Blue Shield of Georgia |
| EMT | Blue Cross of California |
| EMU | CareFirst BCBS |
| EMV | BCBS of Alabama |
| EMW | Blue Cross Blue Shield of Michigan |
| EMX | Blue Cross Blue Shield of Georgia |
| EMY | Premera Blue Cross |
| EMZ | Blue Cross Blue Shield of Georgia |
| ENA | Blue Cross of California |
| ENB | Florida Blue |
| ENC | Anthem BCBS of Virginia |
| END | Blue Cross Blue Shield of Oklahoma |
| ENE | Independence Blue Cross |
| ENF | Blue Cross Blue Shield of Texas |
| ENG | Wellmark BCBS |
| ENH | Unassigned |
| ENI | Blue Cross Blue Shield of Minnesota |
| ENJ | Blue Cross Blue Shield of Minnesota |
| ENK | Blue Cross of Idaho |
| ENL | Blue Cross Blue Shield of Massachusetts |
| ENM | CareFirst BCBS |
| ENN | Blue Cross Blue Shield of South Carolina |
| ENO | Anthem BCBS of Kentucky |
| ENP | Blue Cross Blue Shield of Nebraska |
| ENQ | Wellmark BCBS |
| ENR | Blue Cross Blue Shield of Massachusetts |
| ENS | Capital Blue Cross |
| ENT | Blue Cross Blue Shield of Texas |
| ENU | BCBS of Alabama |
| ENV | Independence Blue Cross |
| ENW | Blue Shield of California |
| ENX | Blue Cross of Idaho |
| ENY | Anthem BCBS of Wisconsin |
| ENZ | Blue Cross Blue Shield of Illinois |
| EOA | Anthem BCBS of Ohio |
| EOB | CareFirst BCBS |
| EOC | Blue Shield of California |
| EOD | Highmark BCBS of Pennsylvania |
| EOE | Blue Cross of Idaho |
| EOF | Capital Blue Cross |
| EOG | Anthem BCBS of Missouri |
| EOH | Blue Cross of California |
| EOI | CareFirst BCBS |
| EOJ | Blue Cross Blue Shield of Michigan |
| EOK | Wellmark BCBS |
| EOL | Unassigned |
| EOM | Highmark BCBS of Pennsylvania |
| EON | Horizon Blue Cross Blue Shield of New Jersey |
| EOO | Blue Cross Blue Shield of South Carolina |
| EOP | Blue Cross of California |
| EOQ | Blue Cross Blue Shield of South Carolina |
| EOR | Unassigned |
| EOS | Independence Blue Cross |
| EOT | Blue Cross Blue Shield of South Carolina |
| EOU | Wellmark BCBS |
| EOV | Blue Cross Blue Shield of Michigan |
| EOW | Unassigned |
| EOX | Premera Blue Cross |
| EOY | Blue Cross Blue Shield of South Carolina |
| EOZ | Blue Cross Blue Shield of South Carolina |
| EPA | Anthem BCBS of Ohio |
| EPB | Blue Shield of California |
| EPC | Anthem BCBS of Missouri |
| EPD | Blue Cross Blue Shield of Michigan |
| EPE | Blue Cross of Idaho |
| EPF | Blue Shield of California |
| EPG | Blue Shield of California |
| EPH | Blue Cross Blue Shield of South Carolina |
| EPI | Wellmark BCBS |
| EPJ | Blue Cross Blue Shield of Rhode Island |
| EPK | Blue Cross Blue Shield of Tennessee Commercial |
| EPL | Anthem BCBS of Missouri |
| EPM | Blue Shield of Northeastern New York |
| EPN | Blue Cross Blue Shield of Texas |
| EPO | Blue Shield of California |
| EPP | Empire Blue Cross Blue Shield |
| EPQ | Capital Blue Cross |
| EPR | Independence Blue Cross |
| EPS | Blue Cross Blue Shield of Illinois |
| EPT | BCBS of Alabama |
| EPU | Blue Shield of California |
| EPV | Blue Cross Blue Shield of Massachusetts |
| EPW | Blue Cross of California |
| EPX | Independence Blue Cross |
| EPY | CareFirst BCBS |
| EPZ | Blue Cross Blue Shield of Minnesota |
| EQA | CareFirst BCBS |
| EQB | BCBS of Alabama |
| EQC | Blue Shield of California |
| EQD | Blue Cross Blue Shield of Massachusetts |
| EQE | Blue Cross Blue Shield of Nebraska |
| EQF | BCBS of Western New York |
| EQG | Blue Cross Blue Shield of Tennessee Commercial |
| EQH | Blue Cross Blue Shield of Tennessee Commercial |
| EQI | Blue Cross Blue Shield of South Carolina |
| EQJ | Independence Blue Cross |
| EQK | Anthem BCBS of Indiana |
| EQL | BCBS of Western New York |
| EQM | Blue Cross Blue Shield of Massachusetts |
| EQN | Blue Cross Blue Shield of South Carolina |
| EQO | Blue Cross Blue Shield of South Carolina |
| EQP | Empire Blue Cross Blue Shield |
| EQQ | CareFirst BCBS |
| EQR | BCBS of Western New York |
| EQS | Independence Blue Cross |
| EQT | Anthem BCBS of Ohio |
| EQU | Blue Cross Blue Shield of Texas |
| EQV | Empire Blue Cross Blue Shield |
| EQW | CareFirst BCBS |
| EQX | Blue Cross Blue Shield of South Carolina |
| EQY | Blue Cross of California |
| EQZ | Blue Cross Blue Shield of Minnesota |
| ERA | BCBS of Western New York |
| ERB | Premera Blue Cross |
| ERC | Regence Blue Shield of Washington |
| ERD | Blue Cross Blue Shield of South Carolina |
| ERE | Premera Blue Cross |
| ERF | CareFirst BCBS |
| ERG | BCBS of Alabama |
| ERH | Blue Cross Blue Shield of Massachusetts |
| ERI | Blue Cross Blue Shield of Rhode Island |
| ERJ | Blue Cross Blue Shield of South Carolina |
| ERK | Blue Cross Blue Shield of Massachusetts |
| ERL | CareFirst BCBS |
| ERM | Blue Cross Blue Shield of Massachusetts |
| ERN | Anthem BCBS of Ohio |
| ERO | Blue Cross Blue Shield of South Carolina |
| ERP | Capital Blue Cross |
| ERQ | Unassigned |
| ERR | Blue Cross Blue Shield of Arkansas |
| ERS | Independence Blue Cross |
| ERT | Wellmark BCBS |
| ERU | CareFirst BCBS |
| ERV | Blue Cross Blue Shield of Rhode Island |
| ERW | Wellmark BCBS |
| ERX | Blue Shield of California |
| ERY | Anthem BCBS of Ohio |
| ERZ | Unassigned |
| ESA | Wellmark BCBS |
| ESB | Blue Cross Blue Shield of Michigan |
| ESC | Unassigned |
| ESD | Blue Cross Blue Shield of Massachusetts |
| ESE | Anthem BCBS of Ohio |
| ESF | Blue Shield of California |
| ESG | Blue Cross Blue Shield of Texas |
| ESH | CareFirst BCBS |
| ESI | Capital Blue Cross |
| ESJ | Capital Blue Cross |
| ESK | Wellmark BCBS |
| ESL | Unassigned |
| ESM | Anthem BCBS of Missouri |
| ESN | Anthem BCBS of Missouri |
| ESO | Regence Blue Cross Blue Shield of Oregon |
| ESP | Unassigned |
| ESQ | Wellmark BCBS |
| ESR | CareFirst BCBS |
| ESS | Blue Cross Blue Shield of Massachusetts |
| EST | BCBS of Western New York |
| ESU | Blue Shield of California |
| ESV | BCBS of Western New York |
| ESW | Blue Shield of California |
| ESX | Wellmark BCBS |
| ESY | Blue Cross Blue Shield of Georgia |
| ESZ | Blue Cross Blue Shield of Tennessee Commercial |
| ETA | Blue Cross Blue Shield of Illinois |
| ETB | Blue Cross Blue Shield of Minnesota |
| ETC | Anthem BCBS of Virginia |
| ETD | Blue Cross of California |
| ETE | Premera Blue Cross |
| ETF | Blue Cross Blue Shield of Georgia |
| ETG | Blue Cross Blue Shield of Illinois |
| ETH | Blue Cross Blue Shield of Illinois |
| ETI | Anthem BCBS of Missouri |
| ETJ | Blue Cross Blue Shield of Georgia |
| ETK | Anthem BCBS of Wisconsin |
| ETL | Blue Shield of Northeastern New York |
| ETM | Highmark BCBS of Pennsylvania |
| ETN | Unassigned |
| ETO | Unassigned |
| ETP | Blue Cross Blue Shield of Georgia |
| ETQ | Blue Cross Blue Shield of Kansas City |
| ETR | Empire Blue Cross Blue Shield |
| ETS | Blue Cross Blue Shield of Massachusetts |
| ETT | Highmark BCBS of Pennsylvania |
| ETU | Blue Cross Blue Shield of Massachusetts |
| ETV | Anthem BCBS of Missouri |
| ETW | CareFirst BCBS |
| ETX | Blue Cross Blue Shield of South Carolina |
| ETY | Unassigned |
| ETZ | Blue Cross Blue Shield of Georgia |
| EUA | Blue Cross of California |
| EUB | Unassigned |
| EUC | Anthem BCBS of Ohio |
| EUD | Blue Cross Blue Shield of South Carolina |
| EUE | CareFirst BCBS |
| EUF | Regence Blue Cross Blue Shield of Utah |
| EUG | Regence Blue Shield of Washington |
| EUH | Blue Cross Blue Shield of Illinois |
| EUI | Anthem BCBS of Ohio |
| EUJ | Wellmark BCBS |
| EUK | Blue Cross Blue Shield of Illinois |
| EUL | Anthem BCBS of Ohio |
| EUM | Blue Cross Blue Shield of Vermont |
| EUN | Blue Shield of California |
| EUO | Blue Cross Blue Shield of South Carolina |
| EUP | Blue Cross Blue Shield of Georgia |
| EUQ | Unassigned |
| EUR | Blue Cross Blue Shield of Nebraska |
| EUS | Florida Blue |
| EUT | CareFirst BCBS |
| EUU | Florida Blue |
| EUV | Blue Cross Blue Shield of Michigan |
| EUW | CareFirst BCBS |
| EUX | CareFirst BCBS |
| EUY | Blue Cross Blue Shield of Georgia |
| EUZ | CareFirst BCBS |
| EVA | Wellmark BCBS |
| EVB | Blue Cross Blue Shield of Tennessee Commercial |
| EVC | Blue Cross Blue Shield of Massachusetts |
| EVD | Blue Shield of California |
| EVE | Blue Cross Blue Shield of North Carolina |
| EVF | BCBS of Alabama |
| EVG | Regence Blue Shield of Washington |
| EVH | Wellmark BCBS |
| EVI | Blue Cross Blue Shield of Arkansas |
| EVJ | Blue Cross Blue Shield of Massachusetts |
| EVK | Wellmark BCBS |
| EVL | Blue Cross Blue Shield of Georgia |
| EVM | Anthem BCBS of Missouri |
| EVN | Regence Blue Cross Blue Shield of Oregon |
| EVO | Blue Shield of California |
| EVP | Blue Cross Blue Shield of South Carolina |
| EVQ | Anthem BCBS of Colorado |
| EVR | Blue Cross of California |
| EVS | Blue Cross Blue Shield of South Carolina |
| EVT | Blue Cross Blue Shield of Vermont |
| EVU | Blue Cross Blue Shield of South Carolina |
| EVV | Blue Shield of California |
| EVW | Blue Cross Blue Shield of Massachusetts |
| EVX | Blue Cross Blue Shield of Massachusetts |
| EVY | Anthem BCBS of Ohio |
| EVZ | CareFirst BCBS |
| EWA | CareFirst BCBS |
| EWB | Anthem BCBS of Ohio |
| EWC | CareFirst BCBS |
| EWD | Blue Cross Blue Shield of Minnesota |
| EWE | Unassigned |
| EWF | Empire Blue Cross Blue Shield |
| EWG | Anthem BCBS of Ohio |
| EWH | Wellmark BCBS |
| EWI | Blue Cross Blue Shield of Michigan |
| EWJ | Blue Cross of California |
| EWK | Unassigned |
| EWL | Unassigned |
| EWM | Anthem BCBS of Ohio |
| EWN | Unassigned |
| EWO | Blue Cross Blue Shield of South Carolina |
| EWP | Anthem BCBS of Missouri |
| EWQ | Anthem BCBS of Connecticut |
| EWR | Independence Blue Cross |
| EWS | Horizon Blue Cross Blue Shield of New Jersey |
| EWT | Blue Cross Blue Shield of Georgia |
| EWU | Anthem BCBS of Connecticut |
| EWV | Anthem BCBS of Virginia |
| EWW | Anthem BCBS of Ohio |
| EWX | Blue Cross Blue Shield of Arizona |
| EWY | Wellmark BCBS |
| EWZ | Blue Cross of California |
| EXA | BCBS of Arkansas |
| EXB | Unassigned |
| EXC | Anthem BCBS of Ohio |
| EXD | Premera Blue Cross |
| EXE | Blue Cross Blue Shield of Georgia |
| EXF | Anthem BCBS of Missouri |
| EXG | Blue Cross Blue Shield of Minnesota |
| EXH | Anthem BCBS of Ohio |
| EXI | Anthem BCBS of Ohio |
| EXJ | Empire Blue Cross Blue Shield |
| EXK | Anthem BCBS of Ohio |
| EXL | Empire Blue Cross Blue Shield |
| EXM | Anthem BCBS of Missouri |
| EXN | Blue Cross Blue Shield of Texas |
| EXO | Blue Shield of California |
| EXP | Premera Blue Cross |
| EXQ | Blue Cross of California |
| EXR | Blue Cross Blue Shield of Massachusetts |
| EXS | Blue Cross Blue Shield of Illinois |
| EXT | Anthem BCBS of Virginia |
| EXU | Blue Cross Blue Shield of Massachusetts |
| EXV | Blue Cross Blue Shield of Texas |
| EXW | Unassigned |
| EXX | Blue Cross Blue Shield of Arkansas |
| EXY | Blue Cross Blue Shield of Massachusetts |
| EXZ | Premera Blue Cross |
| EYA | Blue Cross Blue Shield of Massachusetts |
| EYB | CareFirst BCBS |
| EYC | Horizon Blue Cross Blue Shield of New Jersey |
| EYD | Anthem BCBS of Connecticut |
| EYE | Wellmark BCBS |
| EYF | Wellmark BCBS |
| EYG | Empire Blue Cross Blue Shield |
| EYH | Anthem BCBS of Ohio |
| EYI | Blue Cross Blue Shield of Georgia |
| EYJ | Blue Cross Blue Shield of South Carolina |
| EYK | Wellmark BCBS |
| EYL | Horizon Blue Cross Blue Shield of New Jersey |
| EYM | Wellmark BCBS |
| EYN | Blue Cross Blue Shield of Minnesota |
| EYO | Blue Cross Blue Shield of Georgia |
| EYP | Wellmark BCBS |
| EYQ | Blue Cross Blue Shield of South Carolina |
| EYR | Blue Cross Blue Shield of Illinois |
| EYS | Blue Cross Blue Shield of Tennessee Commercial |
| EYT | Horizon Blue Cross Blue Shield of New Jersey |
| EYU | Anthem BCBS of Ohio |
| EYV | Blue Cross of Idaho |
| EYW | CareFirst BCBS |
| EYX | Unassigned |
| EYY | Capital Blue Cross |
| EYZ | Blue Cross Blue Shield of Tennessee Commercial |
| EZA | Blue Cross Blue Shield of Oklahoma |
| EZB | Regence Blue Cross Blue Shield of Oregon |
| EZC | Anthem BCBS of Wisconsin |
| EZD | Premera Blue Cross |
| EZE | Anthem BCBS of Missouri |
| EZF | Capital Blue Cross |
| EZG | Blue Cross Blue Shield of Texas |
| EZH | Blue Cross Blue Shield of Massachusetts |
| EZI | Blue Cross Blue Shield of Massachusetts |
| EZJ | Blue Cross Blue Shield of Georgia |
| EZK | Blue Cross Blue Shield of Georgia |
| EZL | Empire Blue Cross Blue Shield |
| EZM | Anthem BCBS of Ohio |
| EZN | Blue Cross Blue Shield of South Carolina |
| EZO | Capital Blue Cross |
| EZP | Blue Cross Blue Shield of Minnesota |
| EZQ | Blue Cross Blue Shield of South Carolina |
| EZR | Anthem BCBS of Missouri |
| EZS | CareFirst BCBS |
| EZT | Blue Cross of California |
| EZU | Blue Cross Blue Shield of South Carolina |
| EZV | Anthem BCBS of Ohio |
| EZW | Blue Cross Blue Shield of Louisiana |
| EZX | Blue Cross Blue Shield of Massachusetts |
| EZY | BCBS of Alabama |
| EZZ | Wellmark BCBS |