BCBS Prefix Lookup RAA – RZZ
List of BCBS Prefixes RAA to RZZ
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 |
|---|---|
| R2A | Highmark BCBS of Pennsylvania |
| R2B | Blue Cross Blue Shield of Illinois |
| R2C | Premera Blue Cross |
| R2D | Blue Cross Blue Shield of Illinois |
| R2E | Blue Cross Blue Shield of Illinois |
| R2F | Blue Cross Blue Shield of Illinois |
| R2G | Blue Cross Blue Shield of Texas |
| R2H | Anthem BCBS of Indiana |
| R2I | Blue Cross Blue Shield of Rhode Island |
| R2J | Anthem BCBS of Ohio |
| R2K | Anthem BCBS of Ohio |
| R2L | Highmark BCBS of Pennsylvania |
| R2M | Empire Blue Cross Blue Shield |
| R2P | Regence Blue Cross Blue Shield of Oregon |
| R2R | Empire Blue Cross Blue Shield |
| R2S | Regence Blue Cross Blue Shield of Oregon |
| R2T | Blue Cross Blue Shield of Illinois |
| R2X | Premera Blue Cross |
| R3A | Anthem BCBS of Ohio |
| R3B | Blue Cross Blue Shield of Texas |
| R3D | Premera Blue Cross |
| R3E | Anthem BCBS of Virginia |
| R3F | Blue Cross Blue Shield of Illinois |
| R3G | Anthem BCBS of Ohio |
| R3H | Anthem BCBS of Georgia |
| R3M | Empire Blue Cross Blue Shield |
| R3P | Blue Cross Blue Shield of Illinois |
| R3R | Regence Blue Cross Blue Shield of Oregon |
| R3S | Blue Cross Blue Shield of Illinois |
| R3T | Blue Cross Blue Shield of Illinois |
| R3W | Premera Blue Cross |
| R4A | Highmark BCBS of Pennsylvania |
| R4B | Blue Cross Blue Shield of Texas |
| R4D | Premera Blue Cross |
| R4F | Blue Cross Blue Shield of Illinois |
| R4J | Anthem BCBS of Wisconsin |
| R4K | Anthem BCBS of Wisconsin |
| R4P | Blue Cross Blue Shield of Illinois |
| R4S | Premera Blue Cross |
| R5C | Blue Cross Blue Shield of Illinois |
| R5F | Blue Cross Blue Shield of Illinois |
| R5L | Blue Cross Blue Shield of Massachusetts |
| R6A | Anthem BCBS of Ohio |
| R6D | Regence Blue Cross Blue Shield of Oregon |
| R6F | Blue Cross Blue Shield of Illinois |
| R6P | Premera Blue Cross |
| R6S | Regence Blue Cross Blue Shield of Oregon |
| R7F | Regence Blue Shield of Washington |
| RAA | Independence Blue Cross |
| RAB | Blue Cross Blue Shield of South Carolina |
| RAC | Anthem BCBS of Wisconsin |
| RAD | Wellmark BCBS |
| RAE | Blue Cross Blue Shield of North Carolina |
| RAF | Blue Cross of California |
| RAG | Wellmark BCBS |
| RAH | Anthem BCBS of Connecticut |
| RAI | Wellmark BCBS |
| RAJ | Blue Cross Blue Shield of Alabama |
| RAK | Independence Blue Cross |
| RAL | Anthem BCBS of Ohio |
| RAM | BCBS of Texas |
| RAN | Wellmark BCBS |
| RAO | Independence Blue Cross |
| RAP | Wellmark BCBS |
| RAQ | Wellmark BCBS |
| RAR | Anthem BCBS of Kentucky |
| RAS | Blue Shield of California |
| RAT | Blue Cross of California |
| RAU | Blue Cross Blue Shield of South Carolina |
| RAV | Anthem BCBS of Virginia |
| RAW | Blue Cross of California |
| RAX | BCBS of Western New York |
| RAY | CareFirst BCBS |
| RAZ | Blue Shield of California |
| RBA | Anthem BCBS of Georgia |
| RBB | Blue Shield of California |
| RBC | Anthem BCBS of Wisconsin |
| RBD | Blue Cross Blue Shield of Minnesota |
| RBE | Wellmark BCBS |
| RBF | Blue Cross Blue Shield of Minnesota |
| RBG | Blue Cross Blue Shield of Illinois |
| RBH | Anthem BCBS of Ohio |
| RBI | Blue Cross Blue Shield of Mississippi |
| RBJ | Blue Shield of California |
| RBK | BCBS of Florida |
| RBL | Blue Cross of California |
| RBM | CareFirst BCBS |
| RBN | Blue Cross Blue Shield of South Carolina |
| RBO | Anthem BCBS of Georgia |
| RBP | Blue Cross Blue Shield of Minnesota |
| RBQ | Anthem BCBS of Ohio |
| RBR | Blue Cross Blue Shield of Massachusetts |
| RBS | Blue Cross Blue Shield of Texas |
| RBT | Blue Cross Blue Shield of Illinois |
| RBU | Blue Cross of California |
| RBV | CareFirst BCBS |
| RBW | Blue Shield of Northeastern New York |
| RBX | Blue Cross Blue Shield of South Carolina |
| RBY | Blue Cross Blue Shield of Minnesota |
| RBZ | Blue Shield of Northeastern New York |
| RCA | Unassigned |
| RCB | Blue Cross of Idaho |
| RCC | Empire Blue Cross Blue Shield |
| RCD | Anthem BCBS of Virginia |
| RCE | BCBS of Western New York |
| RCF | Blue Cross Blue Shield of Alabama |
| RCG | Regence Blue Cross Blue Shield of Oregon |
| RCH | Blue Cross Blue Shield of Massachusetts |
| RCI | Anthem BCBS of Missouri |
| RCJ | Anthem BCBS of Georgia |
| RCK | Wellmark BCBS |
| RCL | Blue Cross Blue Shield of Tennessee |
| RCM | Blue Cross Blue Shield of Alabama |
| RCN | Wellmark BCBS |
| RCO | Regence Blue Cross Blue Shield of Oregon |
| RCP | CareFirst BCBS |
| RCQ | Blue Cross Blue Shield of Texas |
| RCR | Blue Cross Blue Shield of Illinois |
| RCS | CareFirst BCBS |
| RCT | Anthem BCBS of Virginia |
| RCU | Unassigned |
| RCV | Anthem BCBS of Ohio |
| RCW | Blue Cross Blue Shield of South Carolina |
| RCX | Anthem BCBS of Connecticut |
| RCY | Blue Cross Blue Shield of Illinois |
| RCZ | Anthem BCBS of Connecticut |
| RDA | Anthem BCBS of Georgia |
| RDB | Blue Cross Blue Shield of North Carolina |
| RDC | Blue Cross Blue Shield of South Carolina |
| RDD | Blue Cross Blue Shield of North Dakota |
| RDE | Blue Cross Blue Shield of Kansas City |
| RDF | Empire Blue Cross Blue Shield |
| RDG | Anthem BCBS of Ohio |
| RDH | Anthem BCBS of Ohio |
| RDI | Anthem BCBS of Wisconsin |
| RDJ | BCBS of Western New York |
| RDK | Regence Blue Shield of Washington |
| RDL | Anthem BCBS of Wisconsin |
| RDM | Highmark BCBS of Pennsylvania |
| RDN | Blue Shield of California |
| RDO | Blue Cross Blue Shield of North Dakota |
| RDP | Wellmark BCBS |
| RDQ | Unassigned |
| RDR | Highmark BCBS |
| RDS | Blue Cross Blue Shield of Michigan |
| RDT | Blue Shield of California |
| RDU | Blue Cross Blue Shield of North Carolina |
| RDV | Blue Cross Blue Shield of Rhode Island |
| RDW | Regence Blue Shield of Washington |
| RDX | Blue Cross of California |
| RDY | Wellmark BCBS |
| RDZ | Highmark BCBS of Pennsylvania |
| REA | Blue Cross Blue Shield of North Carolina |
| REB | CareFirst BCBS |
| REC | Wellmark BCBS |
| RED | CareFirst BCBS |
| REE | CareFirst BCBS |
| REF | BCBS of Texas |
| REG | Wellmark BCBS |
| REH | Blue Shield of California |
| REI | Blue Shield of California |
| REJ | Blue Cross Blue Shield of Michigan |
| REK | Wellmark BCBS |
| REL | Blue Shield of California |
| REM | Blue Cross Blue Shield of Vermont |
| REN | Blue Cross Blue Shield of Michigan |
| REO | Blue Cross Blue Shield of North Carolina |
| REP | Empire Blue Cross Blue Shield |
| REQ | BCBS of Western New York |
| RER | Blue Cross of California |
| RES | Anthem BCBS of Virginia |
| RET | Blue Cross Blue Shield of Texas |
| REU | Blue Cross of California |
| REV | Blue Cross Blue Shield of Massachusetts |
| REW | Blue Shield of California |
| REX | Blue Cross Blue Shield of Texas |
| REY | BCBS of Texas |
| REZ | Blue Shield of California |
| RFA | Blue Cross Blue Shield of Kansas City |
| RFB | Empire Blue Cross Blue Shield |
| RFC | Blue Cross Blue Shield of South Carolina |
| RFD | Blue Cross Blue Shield of Minnesota |
| RFE | Anthem BCBS of Georgia |
| RFF | Blue Cross Blue Shield of Minnesota |
| RFG | Blue Cross of California |
| RFH | Blue Cross Blue Shield of Illinois |
| RFI | Blue Shield of California |
| RFJ | Anthem BCBS of Wisconsin |
| RFK | Blue Cross Blue Shield of Illinois |
| RFL | Anthem BCBS of Wisconsin |
| RFM | Anthem BCBS of Georgia |
| RFN | Blue Cross of California |
| RFO | Blue Cross Blue Shield of Kansas City |
| RFP | Anthem BCBS of Wisconsin |
| RFQ | Anthem BCBS of Virginia |
| RFR | Independence Blue Cross |
| RFS | Blue Shield of California |
| RFT | Blue Shield of California |
| RFU | Blue Cross of California |
| RFV | BCBS of Michigan |
| RFW | Horizon Blue Cross Blue Shield of New Jersey |
| RFX | Blue Cross of Idaho |
| RFY | Blue Cross Blue Shield of Michigan |
| RFZ | Blue Cross of California |
| RGA | Blue Cross of California |
| RGB | Blue Cross Blue Shield of Illinois |
| RGC | Blue Cross Blue Shield of Texas |
| RGD | Wellmark BCBS |
| RGE | Wellmark BCBS |
| RGF | Blue Cross Blue Shield of North Carolina |
| RGG | Blue Cross Blue Shield of Tennessee |
| RGH | Blue Cross Blue Shield of Texas |
| RGI | Blue Cross Blue Shield of Michigan |
| RGJ | Premera Blue Cross |
| RGK | Blue Cross Blue Shield of Kansas City |
| RGL | Blue Cross Blue Shield of Illinois |
| RGM | Blue Cross of California |
| RGN | Blue Cross Blue Shield of Alabama |
| RGO | Regence Blue Cross Blue Shield of Oregon |
| RGP | Blue Cross of California |
| RGQ | Anthem BCBS of Virginia |
| RGR | Blue Cross Blue Shield of Illinois |
| RGS | Blue Cross of Idaho |
| RGT | Blue Cross Blue Shield of Alabama |
| RGU | Blue Cross of California |
| RGV | Blue Cross Blue Shield of North Carolina |
| RGW | Horizon Blue Cross Blue Shield of New Jersey |
| RGX | Anthem BCBS of Virginia |
| RGY | Independence Blue Cross |
| RGZ | Anthem BCBS of Wisconsin |
| RHA | Blue Shield of California |
| RHB | Blue Cross of California |
| RHC | Blue Cross Blue Shield of Massachusetts |
| RHD | Blue Cross of California |
| RHE | Anthem BCBS of Missouri |
| RHF | Anthem BCBS of Kentucky |
| RHG | Blue Cross Blue Shield of Kansas City |
| RHH | Blue Cross Blue Shield of Texas |
| RHI | Blue Cross of Idaho |
| RHJ | Blue Cross Blue Shield of South Carolina |
| RHK | Blue Cross Blue Shield of Nebraska |
| RHL | Premera Blue Cross |
| RHM | Highmark BCBS of Pennsylvania |
| RHN | Highmark BCBS of Pennsylvania |
| RHO | Anthem BCBS of Missouri |
| RHP | Blue Cross of California |
| RHQ | Regence Blue Cross Blue Shield of Oregon |
| RHR | Anthem BCBS of Kentucky |
| RHS | Anthem BCBS of Georgia |
| RHT | Anthem BCBS of Georgia |
| RHU | Anthem BCBS of Virginia |
| RHV | Highmark BCBS of Pennsylvania |
| RHW | Blue Cross Blue Shield of Texas |
| RHX | Anthem BCBS of Wisconsin |
| RHY | Blue Cross Blue Shield of Illinois |
| RHZ | Blue Cross Blue Shield of Nebraska |
| RIA | Blue Cross Blue Shield of Rhode Island |
| RIB | Blue Cross Blue Shield of Rhode Island |
| RIC | Anthem BCBS of Virginia |
| RID | Independence Blue Cross |
| RIE | Blue Cross Blue Shield of Massachusetts |
| RIF | Highmark BCBS of Pennsylvania |
| RIG | Blue Cross Blue Shield of Michigan |
| RIH | Highmark BCBS of Pennsylvania |
| RII | Regence Blue Cross Blue Shield of Utah |
| RIJ | Blue Shield of California |
| RIK | Wellmark BCBS |
| RIL | Blue Cross Blue Shield of South Carolina |
| RIM | Regence Blue Shield of Washington |
| RIN | Blue Cross Blue Shield of Rhode Island |
| RIO | Unassigned |
| RIP | Independence Blue Cross |
| RIQ | Blue Cross Blue Shield of Michigan |
| RIR | Highmark BCBS of Pennsylvania |
| RIS | Blue Cross Blue Shield of Rhode Island |
| RIT | Independence Blue Cross |
| RIU | Anthem BCBS of Kentucky |
| RIV | Independence Blue Cross |
| RIW | Unassigned |
| RIX | Blue Shield of California |
| RIY | BCBS of Florida |
| RIZ | Blue Cross Blue Shield of Alabama |
| RJA | Horizon Blue Cross Blue Shield of New Jersey |
| RJB | Blue Cross Blue Shield of Alabama |
| RJC | Anthem BCBS of Kentucky |
| RJD | Anthem BCBS of Georgia |
| RJE | Anthem BCBS of Ohio |
| RJF | Regence Blue Cross Blue Shield of Oregon |
| RJG | Independence Blue Cross |
| RJH | Wellmark BCBS |
| RJI | Blue Cross Blue Shield of South Carolina |
| RJJ | Unassigned |
| RJK | Blue Cross Blue Shield of Oklahoma |
| RJL | Highmark BCBS of Pennsylvania |
| RJM | Unassigned |
| RJN | Anthem BCBS of Ohio |
| RJO | Blue Cross Blue Shield of Arkansas |
| RJP | Anthem BCBS of Kentucky |
| RJQ | Anthem BCBS of Wisconsin |
| RJR | Highmark BCBS of Pennsylvania |
| RJS | Blue Cross Blue Shield of South Carolina |
| RJT | Blue Cross of California |
| RJU | Horizon Blue Cross Blue Shield of New Jersey |
| RJV | Blue Cross Blue Shield of Illinois |
| RJW | Anthem BCBS of Ohio |
| RJX | Horizon Blue Cross Blue Shield of New Jersey |
| RJY | Blue Cross Blue Shield of Massachusetts |
| RJZ | Blue Cross Blue Shield of Michigan |
| RKA | Blue Shield of California |
| RKB | Anthem BCBS of Virginia |
| RKC | Blue Cross Blue Shield of Kansas City |
| RKD | CareFirst BCBS |
| RKE | Wellmark BCBS |
| RKF | Highmark BCBS of Pennsylvania |
| RKG | Blue Cross Blue Shield of Minnesota |
| RKH | Blue Cross Blue Shield of Illinois |
| RKI | Blue Cross of California |
| RKJ | Wellmark BCBS |
| RKK | CareFirst BCBS |
| RKL | Wellmark BCBS |
| RKM | Highmark BCBS of Pennsylvania |
| RKN | Blue Cross Blue Shield of Kansas City |
| RKO | Wellmark BCBS |
| RKP | Wellmark BCBS |
| RKQ | Blue Cross Blue Shield of Kansas City |
| RKR | Wellmark BCBS |
| RKS | Anthem BCBS of Virginia |
| RKT | Blue Cross Blue Shield of Minnesota |
| RKU | Horizon Blue Cross Blue Shield of New Jersey |
| RKV | BCBS of Illinois |
| RKW | Blue Cross Blue Shield of Rhode Island |
| RKX | Horizon Blue Cross Blue Shield of New Jersey |
| RKY | Blue Cross of California |
| RKZ | Blue Cross Blue Shield of Massachusetts |
| RLA | Independence Blue Cross |
| RLB | Capital BlueCross |
| RLC | Anthem BCBS of Ohio |
| RLD | Blue Cross Blue Shield of Illinois |
| RLE | Blue Cross Blue Shield of Nebraska |
| RLF | Blue Cross Blue Shield of Arkansas |
| RLG | Blue Cross Blue Shield of Massachusetts |
| RLH | Wellmark BCBS |
| RLI | Independence Blue Cross |
| RLJ | Anthem BCBS of Virginia |
| RLK | Blue Cross Blue Shield of Illinois |
| RLL | Anthem BCBS of Nevada |
| RLM | Unassigned |
| RLN | Blue Cross Blue Shield of Illinois |
| RLO | Blue Cross Blue Shield of South Carolina |
| RLP | Blue Cross Blue Shield of Michigan |
| RLQ | Capital BlueCross |
| RLR | Blue Cross Blue Shield of Illinois |
| RLS | Blue Cross Blue Shield of Kansas City |
| RLT | Blue Cross Blue Shield of Rhode Island |
| RLU | BCBS of Western New York |
| RLV | Anthem BCBS of Wisconsin |
| RLW | Empire Blue Cross Blue Shield |
| RLX | Horizon Blue Cross Blue Shield of New Jersey |
| RLY | Blue Shield of California |
| RLZ | Blue Cross Blue Shield of Illinois |
| RMA | Wellmark BCBS |
| RMB | Horizon Blue Cross Blue Shield of New Jersey |
| RMC | Excellus BCBS |
| RMD | Anthem BCBS of Kentucky |
| RME | Blue Cross Blue Shield of Massachusetts |
| RMF | Blue Cross Blue Shield of Michigan |
| RMG | Blue Cross Blue Shield of Tennessee |
| RMH | Blue Cross Blue Shield of Michigan |
| RMI | Blue Cross of Idaho |
| RMJ | Blue Shield of California |
| RMK | Anthem BCBS of Missouri |
| RML | Blue Cross Blue Shield of Illinois |
| RMM | Blue Cross Blue Shield of South Carolina |
| RMN | Independence Blue Cross |
| RMO | BCBS of Western New York |
| RMP | Anthem BCBS of Georgia |
| RMQ | Premera Blue Cross |
| RMR | CareFirst BCBS |
| RMS | Premera Blue Cross |
| RMT | Regence Blue Shield of Washington |
| RMU | Unassigned |
| RMV | Blue Cross Blue Shield of Michigan |
| RMW | CareFirst BCBS |
| RMX | Blue Shield of California |
| RMY | Unassigned |
| RMZ | CareFirst BCBS |
| RNA | Capital BlueCross |
| RNB | Regence Blue Shield of Washington |
| RNC | Wellmark BCBS |
| RND | Blue Cross Blue Shield of Illinois |
| RNE | Blue Cross of California |
| RNF | Anthem BCBS of Colorado |
| RNG | Blue Cross of California |
| RNH | Anthem BCBS of Wisconsin |
| RNI | Blue Cross of California |
| RNJ | Blue Cross of California |
| RNK | Anthem BCBS of Wisconsin |
| RNL | Blue Cross Blue Shield of South Carolina |
| RNM | Blue Cross Blue Shield of South Carolina |
| RNN | Anthem BCBS of Virginia |
| RNO | Independence Blue Cross |
| RNP | Blue Cross Blue Shield of Illinois |
| RNQ | Wellmark BCBS |
| RNR | Anthem BCBS of Georgia |
| RNS | CareFirst BCBS |
| RNT | Blue Cross Blue Shield of Minnesota |
| RNU | CareFirst BCBS |
| RNV | Blue Shield of Northeastern New York |
| RNW | Blue Cross of California |
| RNX | Blue Cross Blue Shield of Massachusetts |
| RNY | Blue Cross Blue Shield of Nebraska |
| RNZ | Blue Shield of California |
| ROA | Blue Cross Blue Shield of Massachusetts |
| ROB | Regence Blue Cross Blue Shield of Oregon |
| ROC | Blue Cross Blue Shield of Arkansas |
| ROD | Capital BlueCross |
| ROE | Capital BlueCross |
| ROF | Blue Cross Blue Shield of Illinois |
| ROG | Anthem BCBS of Connecticut |
| ROH | Independence Blue Cross |
| ROI | Anthem BCBS of Missouri |
| ROJ | Unassigned |
| ROK | Blue Shield of Northeastern New York |
| ROL | Regence Blue Cross Blue Shield of Oregon |
| ROM | Premera Blue Cross |
| RON | Blue Shield of California |
| ROO | Independence Blue Cross |
| ROP | Blue Shield of California |
| ROQ | Independence Blue Cross |
| ROR | Anthem BCBS of Ohio |
| ROS | Blue Cross Blue Shield of Alabama |
| ROT | Unassigned |
| ROU | Blue Cross Blue Shield of Michigan |
| ROV | BCBS of Western New York |
| ROW | Unassigned |
| ROX | Blue Cross Blue Shield of North Carolina |
| ROY | BCBS of Florida |
| ROZ | Anthem BCBS of Colorado |
| RPA | Regence Blue Cross Blue Shield of Oregon |
| RPB | Regence Blue Cross Blue Shield of Oregon |
| RPC | Blue Cross Blue Shield of Michigan |
| RPD | Blue Shield of California |
| RPE | Unassigned |
| RPF | Unassigned |
| RPG | Blue Shield of California |
| RPH | Anthem BCBS of Ohio |
| RPI | Highmark BCBS of Pennsylvania |
| RPJ | Highmark BCBS of Pennsylvania |
| RPK | Blue Cross Blue Shield of South Carolina |
| RPL | Highmark BCBS of Pennsylvania |
| RPM | Premera Blue Cross |
| RPN | Blue Cross Blue Shield of South Carolina |
| RPO | Blue Shield of California |
| RPP | Anthem BCBS of Georgia |
| RPQ | Empire Blue Cross Blue Shield |
| RPR | Wellmark BCBS |
| RPS | Anthem BCBS of Virginia |
| RPT | BCBS of Western New York |
| RPU | Blue Shield of California |
| RPV | Empire Blue Cross Blue Shield |
| RPW | Anthem BCBS of Ohio |
| RPX | Blue Cross Blue Shield of Illinois |
| RPY | Blue Cross Blue Shield of Arkansas |
| RPZ | Blue Cross Blue Shield of South Carolina |
| RQA | Wellmark BCBS |
| RQB | BCBS of Western New York |
| RQC | Blue Cross Blue Shield of Illinois |
| RQD | Blue Cross Blue Shield of Michigan |
| RQE | Unassigned |
| RQF | Blue Cross Blue Shield of Michigan |
| RQG | Highmark BCBS of Pennsylvania |
| RQH | BCBS of Western New York |
| RQI | Blue Cross Blue Shield of Alabama |
| RQJ | Anthem BCBS of Ohio |
| RQK | Regence Blue Cross Blue Shield of Oregon |
| RQL | Unassigned |
| RQM | Blue Cross Blue Shield of Massachusetts |
| RQN | Regence Blue Shield of Washington |
| RQO | Blue Cross Blue Shield of Michigan |
| RQP | Anthem BCBS of Georgia |
| RQQ | Blue Cross of California |
| RQR | Wellmark BCBS |
| RQS | Blue Cross of Idaho |
| RQT | Blue Shield of California |
| RQU | Wellmark BCBS |
| RQV | Horizon Blue Cross Blue Shield of New Jersey |
| RQW | Blue Cross Blue Shield of Massachusetts |
| RQX | Blue Cross Blue Shield of Michigan |
| RQY | BCBS of Michigan |
| RQZ | Premera Blue Cross |
| RRA | Anthem BCBS of Ohio |
| RRB | Anthem BCBS of Indiana |
| RRC | Blue Cross Blue Shield of Alabama |
| RRD | Unassigned |
| RRE | Anthem BCBS of Ohio |
| RRF | Anthem BCBS of Ohio |
| RRG | Anthem BCBS of Georgia |
| RRH | Unassigned |
| RRI | Independence Blue Cross |
| RRJ | Blue Cross Blue Shield of Illinois |
| RRK | Blue Cross Blue Shield of Kansas City |
| RRL | Anthem BCBS of Kentucky |
| RRM | Anthem BCBS of Georgia |
| RRN | Blue Cross Blue Shield of Alabama |
| RRO | Blue Cross Blue Shield of Massachusetts |
| RRP | Regence Blue Cross Blue Shield of Oregon |
| RRQ | Blue Cross of California |
| RRR | Highmark BCBS of Pennsylvania |
| RRS | Blue Cross Blue Shield of Illinois |
| RRT | Regence Blue Cross Blue Shield of Oregon |
| RRU | BCBS of Western New York |
| RRV | Blue Cross of California |
| RRW | Blue Cross Blue Shield of Alabama |
| RRX | BCBS of Florida |
| RRY | Blue Cross Blue Shield of Texas |
| RRZ | Wellmark BCBS |
| RSA | Blue Cross Blue Shield of Nebraska |
| RSB | Blue Cross of California |
| RSC | Anthem BCBS of Ohio |
| RSD | Blue Cross Blue Shield of Vermont |
| RSE | Anthem BCBS of Missouri |
| RSF | Unassigned |
| RSG | Blue Cross Blue Shield of Massachusetts |
| RSH | BCBS of Western New York |
| RSI | Anthem BCBS of Wisconsin |
| RSJ | Blue Cross Blue Shield of Michigan |
| RSK | Blue Cross Blue Shield of South Carolina |
| RSL | Anthem BCBS of Missouri |
| RSM | Anthem BCBS of Virginia |
| RSN | Blue Cross Blue Shield of Illinois |
| RSO | Blue Shield of California |
| RSP | Unassigned |
| RSQ | Independence Blue Cross |
| RSR | Blue Cross Blue Shield of Illinois |
| RSS | Anthem BCBS of Georgia |
| RST | Capital BlueCross |
| RSU | Blue Cross Blue Shield of Alabama |
| RSV | Blue Cross Blue Shield of Minnesota |
| RSW | Wellmark BCBS |
| RSX | Independence Blue Cross |
| RSY | Blue Cross of California |
| RSZ | Blue Cross Blue Shield of Alabama |
| RTA | Blue Cross Blue Shield of North Carolina |
| RTB | Anthem BCBS of Wisconsin |
| RTC | Blue Cross Blue Shield of South Carolina |
| RTD | Anthem BCBS of Wisconsin |
| RTE | Blue Cross Blue Shield of North Carolina |
| RTF | Anthem BCBS of Georgia |
| RTG | Blue Cross Blue Shield of Tennessee |
| RTH | Blue Cross Blue Shield of Michigan |
| RTI | Wellmark BCBS |
| RTJ | Unassigned |
| RTK | Blue Cross Blue Shield of South Carolina |
| RTL | Blue Cross Blue Shield of South Carolina |
| RTM | Regence Blue Cross Blue Shield of Utah |
| RTN | Blue Cross Blue Shield of Illinois |
| RTO | Blue Cross Blue Shield of Massachusetts |
| RTP | Blue Cross Blue Shield of Tennessee |
| RTQ | Unassigned |
| RTR | Unassigned |
| RTS | Wellmark BCBS |
| RTT | Blue Cross Blue Shield of South Carolina |
| RTU | Blue Cross Blue Shield of Alabama |
| RTV | Premera Blue Cross |
| RTW | Anthem BCBS of Georgia |
| RTX | Unassigned |
| RTY | Unassigned |
| RTZ | BCBS of Western New York |
| RUA | Wellmark BCBS |
| RUB | Blue Cross Blue Shield of Texas |
| RUC | Anthem BCBS of Missouri |
| RUD | Wellmark BCBS |
| RUE | Blue Cross Blue Shield of Alabama |
| RUF | Wellmark BCBS |
| RUG | Horizon Blue Cross Blue Shield of New Jersey |
| RUH | Blue Cross Blue Shield of Minnesota |
| RUI | Unassigned |
| RUJ | Premera Blue Cross |
| RUK | Blue Cross Blue Shield of Kansas City |
| RUL | CareFirst BCBS |
| RUM | Blue Cross Blue Shield of Texas |
| RUN | Blue Cross Blue Shield of Illinois |
| RUO | Wellmark BCBS |
| RUP | Wellmark BCBS |
| RUQ | Highmark BCBS of Pennsylvania |
| RUR | Blue Cross Blue Shield of Massachusetts |
| RUS | Blue Cross Blue Shield of Massachusetts |
| RUT | Independence Blue Cross |
| RUU | CareFirst BCBS |
| RUV | Blue Cross Blue Shield of Illinois |
| RUW | Independence Blue Cross |
| RUX | CareFirst BCBS |
| RUY | CareFirst BCBS |
| RUZ | Blue Cross Blue Shield of Illinois |
| RVA | BCBS of Western New York |
| RVB | Blue Cross Blue Shield of South Carolina |
| RVC | Blue Cross Blue Shield of Illinois |
| RVD | BCBS of Western New York |
| RVE | BCBS of Illinois |
| RVF | Blue Cross Blue Shield of Alabama |
| RVG | Blue Cross of California |
| RVH | CareFirst BCBS |
| RVI | Wellmark BCBS |
| RVJ | Wellmark BCBS |
| RVK | Unassigned |
| RVL | Anthem BCBS of Georgia |
| RVM | Blue Cross Blue Shield of Minnesota |
| RVN | Blue Cross Blue Shield of Nebraska |
| RVO | Blue Shield of California |
| RVP | Blue Cross of California |
| RVQ | Blue Cross of California |
| RVR | Premera Blue Cross |
| RVS | Blue Cross of California |
| RVT | Blue Shield of California |
| RVU | Wellmark BCBS |
| RVV | Blue Cross Blue Shield of Illinois |
| RVW | BCBS of Massachusetts |
| RVX | Anthem BCBS of Kentucky |
| RVY | Blue Cross of California |
| RVZ | Empire Blue Cross Blue Shield |
| RWA | Blue Cross Blue Shield of Texas |
| RWB | Empire Blue Cross Blue Shield |
| RWC | Independence Blue Cross |
| RWD | BCBS of Western New York |
| RWE | Unassigned |
| RWF | CareFirst BCBS |
| RWG | Regence Blue Cross Blue Shield of Oregon |
| RWH | Anthem BCBS of Connecticut |
| RWI | Blue Cross Blue Shield of Minnesota |
| RWJ | Anthem BCBS of Missouri |
| RWK | CareFirst BCBS |
| RWL | Blue Cross Blue Shield of Massachusetts |
| RWM | Horizon Blue Cross Blue Shield of New Jersey |
| RWN | Unassigned |
| RWO | Highmark BCBS of Pennsylvania |
| RWP | Blue Cross of California |
| RWQ | Unassigned |
| RWR | Wellmark BCBS |
| RWS | Blue Cross Blue Shield of Minnesota |
| RWT | Anthem BCBS of Missouri |
| RWU | Anthem BCBS of Missouri |
| RWV | Anthem BCBS of Missouri |
| RWW | Blue Shield of California |
| RWX | Horizon Blue Cross Blue Shield of New Jersey |
| RWY | Horizon Blue Cross Blue Shield of New Jersey |
| RWZ | Anthem BCBS of Kentucky |
| RXA | Blue Cross Blue Shield of Texas |
| RXB | Blue Cross Blue Shield of Texas |
| RXC | Blue Cross Blue Shield of Texas |
| RXD | Blue Cross Blue Shield of Texas |
| RXE | Blue Cross Blue Shield of Illinois |
| RXF | Regence Blue Cross Blue Shield of Oregon |
| RXG | Anthem BCBS of Connecticut |
| RXH | Highmark BCBS of Pennsylvania |
| RXI | Blue Cross Blue Shield of Alabama |
| RXJ | Unassigned |
| RXK | Blue Cross Blue Shield of Illinois |
| RXL | Blue Cross of California |
| RXM | Highmark BCBS of Pennsylvania |
| RXN | Blue Cross Blue Shield of Texas |
| RXO | Blue Cross of California |
| RXP | Blue Cross Blue Shield of Minnesota |
| RXQ | Wellmark BCBS |
| RXR | Horizon Blue Cross Blue Shield of New Jersey |
| RXS | Anthem BCBS of Ohio |
| RXT | Blue Cross Blue Shield of Michigan |
| RXU | Anthem BCBS of New Hampshire |
| RXV | CareFirst BCBS |
| RXW | Capital BlueCross |
| RXX | Blue Cross Blue Shield of Illinois |
| RXY | Unassigned |
| RXZ | Blue Cross Blue Shield of Massachusetts |
| RYA | Blue Cross Blue Shield of Minnesota |
| RYB | Independence Blue Cross |
| RYC | Excellus BCBS |
| RYD | Blue Cross Blue Shield of Illinois |
| RYE | Anthem BCBS of Connecticut |
| RYF | Blue Cross Blue Shield of Illinois |
| RYG | Anthem BCBS of Ohio |
| RYH | Blue Cross of Idaho |
| RYI | Regence Blue Cross Blue Shield of Oregon |
| RYJ | Horizon Blue Cross Blue Shield of New Jersey |
| RYK | Anthem BCBS of Ohio |
| RYL | Anthem BCBS of Georgia |
| RYM | Blue Shield of California |
| RYN | Blue Shield of California |
| RYO | Anthem BCBS of Ohio |
| RYP | Anthem BCBS of Georgia |
| RYQ | BCBS of Florida |
| RYR | Blue Cross Blue Shield of Michigan |
| RYS | Blue Cross Blue Shield of Illinois |
| RYT | Blue Shield of California |
| RYU | Blue Cross Blue Shield of Alabama |
| RYV | Anthem BCBS of Connecticut |
| RYW | Anthem BCBS of Virginia |
| RYX | Blue Cross of California |
| RYY | Anthem BCBS of Georgia |
| RYZ | Unassigned |
| RZA | Anthem BCBS of Ohio |
| RZB | Blue Cross Blue Shield of Illinois |
| RZC | Empire Blue Cross Blue Shield |
| RZD | Blue Cross Blue Shield of Texas |
| RZE | Blue Cross Blue Shield of Illinois |
| RZF | Anthem BCBS of Ohio |
| RZG | Premera Blue Cross |
| RZH | Wellmark BCBS |
| RZI | Blue Cross Blue Shield of Michigan |
| RZJ | Blue Cross of California |
| RZK | Blue Cross Blue Shield of Illinois |
| RZL | Independence Blue Cross |
| RZM | Blue Cross Blue Shield of Tennessee |
| RZN | Blue Cross Blue Shield of Tennessee |
| RZO | Blue Shield of California |
| RZP | Blue Cross Blue Shield of Alabama |
| RZQ | Blue Cross of Idaho |
| RZR | Independence Blue Cross |
| RZS | Blue Cross Blue Shield of Alabama |
| RZT | Anthem BCBS of Connecticut |
| RZU | Blue Cross Blue Shield of Illinois |
| RZV | Anthem BCBS of Ohio |
| RZW | BCBS of Western New York |
| RZX | Premera Blue Cross |
| RZY | BCBS of Western New York |
| RZZ | Anthem BCBS of Missouri |
| VW | Blue Cross Blue Shield of Massachusetts |