BCBS Alpha Prefixes TAA to TZZ
| Prefix | Plan Name |
|---|---|
| TAA | Highmark BCBS |
| TAB | Anthem Blue Cross of California |
| TAC | Blue Cross of Idaho |
| TAD | Unassigned Prefix |
| TAF | BCBS of Illinois |
| TAG | Anthem |
| TAH | Premera Blue Cross |
| TAI | Unassigned Prefix |
| TAJ | BCBS of Illinois |
| TAK | Unassigned Prefix |
| TAL | BCBS of Minnesota |
| TAM | BCBS of Alabama |
| TAN | Unassigned Prefix |
| TAO | Unassigned Prefix |
| TAP | Premera Blue Cross |
| TAQ | BCBS of Western New York |
| TAS | Anthem Central Region (OH, IN, KY) |
| TAT | Premera Blue Cross |
| TAU | Unassigned Prefix |
| TAV | BCBS of South Carolina |
| TAW | Anthem |
| TAX | BCBS of Georgia |
| TAY | BCBS of North Carolina |
| TAZ | BCBS of Georgia |
| TBA | BCBS of Michigan |
| TBB | Anthem Central Region (OH, IN, KY) |
| TBC | BCBS of Texas |
| TBD | BCBS of Tennessee |
| TBE | BCBS of Illinois |
| TBF | Unassigned Prefix |
| TBG | Unassigned Prefix |
| TBH | Unassigned Prefix |
| TBJ | BCBS of Massachusetts |
| TBK | BCBS of Illinois |
| TBL | BCBS of Illinois |
| TBM | Highmark BCBS |
| TBN | BCBS of Minnesota |
| TBP | BCBS of Michigan |
| TBQ | Anthem |
| TBR | BCBS of Michigan |
| TBS | BCBS of Kansas City |
| TBT | Anthem Blue Cross of California |
| TBU | Anthem Central Region (OH, IN, KY) |
| TBV | BCBS of Minnesota |
| TBW | Anthem BCBS of Virginia |
| TBX | BCBS of Michigan |
| TBY | Unassigned Prefix |
| TBZ | BCBS of Massachusetts |
| TCA | BCBS of Alabama |
| TCB | Anthem |
| TCC | BCBS of Illinois |
| TCD | Anthem BCBS of Virginia |
| TCE | Anthem Blue Cross of California |
| TCF | BCBS of South Carolina |
| TCG | Unassigned Prefix |
| TCH | Anthem Central Region (OH, IN, KY) |
| TCI | BCBS of Massachusetts |
| TCJ | Unassigned Prefix |
| TCK | Unassigned Prefix |
| TCL | Unassigned Prefix |
| TCN | Capital Blue Cross |
| TCO | BCBS of Alabama |
| TCP | Unassigned Prefix |
| TCQ | Blue Shield of California |
| TCR | BCBS of Texas |
| TCS | Carefirst Administrators |
| TCT | Anthem |
| TCV | BCBS of South Carolina |
| TCW | Anthem Blue Cross of California |
| TCX | Blue Shield of California |
| TCY | BCBS of Georgia |
| TCZ | BCBS of Nebraska |
| TDA | BCBS of Illinois |
| TDB | Blue Cross of Idaho |
| TDC | Highmark BCBS |
| TDD | Unassigned Prefix |
| TDE | BCBS of Texas |
| TDF | Unassigned Prefix |
| TDG | Anthem Blue Cross of California |
| TDH | Anthem |
| TDI | BCBS of Texas |
| TDJ | BCBS of Michigan |
| TDK | Unassigned Prefix |
| TDL | Highmark BCBS |
| TDM | Highmark BCBS |
| TDN | Anthem Central Region (OH, IN, KY) |
| TDO | Anthem BCBS of Virginia |
| TDP | Anthem |
| TDQ | BCBS of Michigan |
| TDR | Blue Cross of Idaho |
| TDS | BCBS of Georgia |
| TDT | Premera Blue Cross |
| TDU | BCBS of Michigan |
| TDV | BCBS of Michigan |
| TDX | Unassigned Prefix |
| TDY | Unassigned Prefix |
| TDZ | Unassigned Prefix |
| TEA | BCBS of Illinois |
| TEB | Horizon BCBS of New Jersey |
| TEC | Unassigned Prefix |
| TED | Anthem BCBS of Colorado |
| TEF | Anthem Blue Cross of California |
| TEG | Unassigned Prefix |
| TEJ | Blue Shield of Northeastern New York |
| TEL | Unassigned Prefix |
| TEM | Blue Shield of California |
| TEN | BCBS of Illinois |
| TEO | Anthem Central Region (OH, IN, KY) |
| TEP | BCBS of Illinois |
| TEQ | BCBS of Alabama |
| TER | Carefirst BCBS of Maryland |
| TES | Blue Shield of California |
| TET | Unassigned Prefix |
| TEU | Blue Shield of California |
| TEV | BCBS of Michigan |
| TEW | BCBS of Illinois |
| TEX | BCBS of Texas |
| TEY | Anthem Blue Cross of California |
| TEZ | BCBS of Texas |
| TFB | Regence Blue Cross Blue Shield of Utah |
| TFC | Regence Blue Shield of Idaho |
| TFD | BCBS of Illinois |
| TFE | Independence Blue Cross |
| TFF | Anthem |
| TFG | Unassigned Prefix |
| TFH | BCBS of Tennessee |
| TFJ | Anthem |
| TFK | Unassigned Prefix |
| TFL | BCBS of Minnesota |
| TFM | BCBS of Minnesota |
| TFN | Unassigned Prefix |
| TFO | Unassigned Prefix |
| TFP | Carefirst Administrators |
| TFQ | Unassigned Prefix |
| TFR | BCBS of Alabama |
| TFS | BCBS of Georgia |
| TFT | Unassigned Prefix |
| TFU | Carefirst BCBS of Maryland |
| TFV | Anthem Central Region (OH, IN, KY) |
| TFX | Highmark BCBS |
| TFY | BCBS of Texas |
| TFZ | BCBS of Illinois |
| TGA | Unassigned Prefix |
| TGB | Unassigned Prefix |
| TGC | Anthem |
| TGD | BCBS of Western New York |
| TGE | BCBS of Alabama |
| TGF | Unassigned Prefix |
| TGG | Anthem Blue Cross of California |
| TGH | BCBS of Illinois |
| TGI | BCBS of Western New York |
| TGJ | Unassigned Prefix |
| TGK | Unassigned Prefix |
| TGL | Unassigned Prefix |
| TGM | Unassigned Prefix |
| TGN | BCBS of Michigan |
| TGQ | Anthem Central Region (OH, IN, KY) |
| TGR | BCBS of Texas |
| TGS | BCBS of Minnesota |
| TGT | Unassigned Prefix |
| TGU | Unassigned Prefix |
| TGV | Blue Shield of California |
| TGW | Horizon BCBS of New Jersey |
| TGX | Unassigned Prefix |
| TGY | Unassigned Prefix |
| TGZ | Anthem BCBS of Colorado |
| THA | Unassigned Prefix |
| THB | Carefirst Administrators |
| THC | Carefirst BCBS of Maryland |
| THE | Carefirst BCBS of Maryland |
| THF | Anthem Blue Cross of California |
| THG | BCBS of Alabama |
| THH | Carefirst BCBS of Maryland |
| THI | Unassigned Prefix |
| THJ | BCBS of Kansas City |
| THK | Carefirst BCBS of Maryland |
| THL | Carefirst BCBS of Maryland |
| THM | BCBS of Florida |
| THN | Unassigned Prefix |
| THO | Blue Shield of California |
| THP | Anthem BCBS of Virginia |
| THQ | Unassigned Prefix |
| THR | Unassigned Prefix |
| THS | Unassigned Prefix |
| THT | BCBS of North Carolina |
| THU | Anthem |
| THV | BCBS of Alabama |
| THW | Unassigned Prefix |
| THX | BCBS of Tennessee |
| THY | Unassigned Prefix |
| THZ | BCBS of Minnesota |
| TIB | Carefirst BCBS of Maryland |
| TIC | Unassigned Prefix |
| TIE | BCBS of Michigan |
| TIF | Unassigned Prefix |
| TIG | Unassigned Prefix |
| TIH | Unassigned Prefix |
| TII | Unassigned Prefix |
| TIJ | Unassigned Prefix |
| TIK | Unassigned Prefix |
| TIL | BCBS of Alabama |
| TIM | Regence Blue Cross Blue Shield of Oregon |
| TIN | BCBS of South Carolina |
| TIO | Anthem Central Region (OH, IN, KY) |
| TIQ | BCBS of Massachusetts |
| TIR | Unassigned Prefix |
| TIS | BCBS of Georgia |
| TIV | Unassigned Prefix |
| TIW | BCBS of Illinois |
| TIX | Anthem BCBS of Virginia |
| TIY | BCBS of Michigan |
| TJA | Anthem BCBS of Virginia |
| TJB | Unassigned Prefix |
| TJC | BCBS of Massachusetts |
| TJD | Unassigned Prefix |
| TJE | Carefirst BCBS of Maryland |
| TJG | Premera Blue Cross |
| TJH | Anthem Central Region (OH, IN, KY) |
| TJI | Carefirst BCBS of Maryland |
| TJJ | BCBS of Massachusetts |
| TJK | BCBS of Texas |
| TJM | Unassigned Prefix |
| TJN | BCBS of Alabama |
| TJO | Unassigned Prefix |
| TJP | Unassigned Prefix |
| TJQ | Blue Shield of Northeastern New York |
| TJR | Unassigned Prefix |
| TJS | Anthem Blue Cross of California |
| TJT | Anthem BCBS of Virginia |
| TJU | Horizon BCBS of New Jersey |
| TJV | Blue Shield of California |
| TJW | Unassigned Prefix |
| TJX | BCBS of Massachusetts |
| TJY | BCBS of Texas |
| TJZ | BCBS of Illinois |
| TKA | Unassigned Prefix |
| TKB | BCBS of Mississippi |
| TKC | Anthem |
| TKD | Unassigned Prefix |
| TKE | BCBS of Illinois |
| TKF | Unassigned Prefix |
| TKG | BCBS of Illinois |
| TKH | BCBS of Illinois |
| TKJ | Unassigned Prefix |
| TKL | Carefirst BCBS of Maryland |
| TKM | BCBS of Illinois |
| TKN | BCBS of Illinois |
| TKO | Unassigned Prefix |
| TKP | BCBS of Massachusetts |
| TKQ | BCBS of Georgia |
| TKR | BCBS of Georgia |
| TKS | BCBS of Illinois |
| TKT | Unassigned Prefix |
| TKU | Empire BCBS of New York |
| TKV | Anthem BCBS of Virginia |
| TKW | Unassigned Prefix |
| TKY | Unassigned Prefix |
| TKZ | Unassigned Prefix |
| TLA | Horizon BCBS of New Jersey |
| TLB | Carefirst BCBS of Maryland |
| TLC | Unassigned Prefix |
| TLD | BCBS of Massachusetts |
| TLE | BCBS of Illinois |
| TLF | Unassigned Prefix |
| TLG | BCBS of Minnesota |
| TLH | Unassigned Prefix |
| TLJ | BCBS of Alabama |
| TLK | BCBS of Michigan |
| TLL | Anthem Blue Cross of California |
| TLM | BCBS of Alabama |
| TLN | BCBS of Illinois |
| TLO | BCBS of Illinois |
| TLP | Anthem |
| TLQ | Anthem |
| TLR | BCBS of Illinois |
| TLS | BCBS of Illinois |
| TLT | BCBS of Illinois |
| TLU | BCBS of Illinois |
| TLV | BCBS of Rhose Island |
| TLW | BCBS of Western New York |
| TLX | BCBS of Illinois |
| TLY | BCBS of Western New York |
| TLZ | Highmark BCBS |
| TMA | BCBS of Alabama |
| TMB | Independence Blue Cross |
| TMC | Anthem BCBS of Colorado |
| TMD | Unassigned Prefix |
| TME | Blue Cross of Idaho |
| TMF | Wellmark BCBS |
| TMG | BCBS of Alabama |
| TMH | BCBS of Michigan |
| TMI | Unassigned Prefix |
| TMJ | Unassigned Prefix |
| TMK | BCBS of Texas |
| TML | BCBS of Illinois |
| TMM | BCBS of Texas |
| TMN | Anthem Blue Cross of California |
| TMO | Unassigned Prefix |
| TMP | Unassigned Prefix |
| TMQ | Independence Blue Cross |
| TMR | Unassigned Prefix |
| TMS | BCBS of Illinois |
| TMT | Blue Shield of California |
| TMU | Horizon BCBS of New Jersey |
| TMV | BCBS of Illinois |
| TMW | Independence Blue Cross |
| TMX | BCBS of Alabama |
| TMY | Regence Blue Cross Blue Shield of Utah |
| TMZ | BCBS of Arizona |
| TNA | BCBS of South Carolina |
| TNB | BCBS of Minnesota |
| TND | Carefirst Administrators |
| TNE | Unassigned Prefix |
| TNF | Unassigned Prefix |
| TNG | Regence Blue Cross Blue Shield of Oregon |
| TNH | Anthem Central Region (OH, IN, KY) |
| TNI | Unassigned Prefix |
| TNJ | Anthem BCBS of Nevada |
| TNK | Unassigned Prefix |
| TNL | BCBS of Minnesota |
| TNM | BCBS of Georgia |
| TNO | Unassigned Prefix |
| TNP | Anthem Blue Cross of California |
| TNQ | Unassigned Prefix |
| TNR | BCBS of Massachusetts |
| TNS | Excellus BCBS of New York |
| TNT | BCBS of North Dakota |
| TNU | Unassigned Prefix |
| TNV | Empire BCBS of New York |
| TNW | Wellmark BCBS |
| TNX | Anthem Blue Cross of California |
| TNY | Excellus BCBS of New York |
| TOA | Anthem Central Region (OH, IN, KY) |
| TOB | Carefirst BCBS of Maryland |
| TOC | Unassigned Prefix |
| TOD | BCBS of Alabama |
| TOE | BCBS of Kansas |
| TOF | Anthem |
| TOG | Regence BCBS of Washington |
| TOH | Anthem Central Region (OH, IN, KY) |
| TOI | Unassigned Prefix |
| TOJ | Carefirst BCBS of Maryland |
| TOK | Unassigned Prefix |
| TOM | Unassigned Prefix |
| TON | Unassigned Prefix |
| TOO | Unassigned Prefix |
| TOP | Unassigned Prefix |
| TOQ | Unassigned Prefix |
| TOS | BCBS of Illinois |
| TOT | Anthem Blue Cross of California |
| TOU | BCBS of Michigan |
| TOV | BCBS of Michigan |
| TOW | BCBS of Michigan |
| TOX | Unassigned Prefix |
| TOY | BCBS of Michigan |
| TOZ | Unassigned Prefix |
| TPA | Anthem Central Region (OH, IN, KY) |
| TPB | BCBS of Michigan |
| TPC | Wellmark BCBS |
| TPD | Carefirst BCBS of Maryland |
| TPE | Unassigned Prefix |
| TPF | Anthem Blue Cross of California |
| TPG | BCBS of Rhose Island |
| TPH | Wellmark BCBS |
| TPI | BCBS of Illinois |
| TPJ | Unassigned Prefix |
| TPK | BCBS of Illinois |
| TPL | Unassigned Prefix |
| TPM | BCBS of Michigan |
| TPN | Anthem |
| TPO | BCBS of Western New York |
| TPP | Empire BCBS of New York |
| TPQ | Unassigned Prefix |
| TPR | Unassigned Prefix |
| TPS | Unassigned Prefix |
| TPT | Excellus BCBS of New York |
| TPU | Unassigned Prefix |
| TPV | BCBS of Illinois |
| TPW | Unassigned Prefix |
| TPX | Unassigned Prefix |
| TPY | Unassigned Prefix |
| TPZ | Blue Shield of California |
| TQA | Unassigned Prefix |
| TQB | Regence BCBS of Washington |
| TQC | Unassigned Prefix |
| TQD | Unassigned Prefix |
| TQE | Anthem Central Region (OH, IN, KY) |
| TQF | Unassigned Prefix |
| TQG | Highmark BCBS |
| TQH | Unassigned Prefix |
| TQI | Wellmark BCBS |
| TQJ | Independence Blue Cross |
| TQK | BCBS of Michigan |
| TQL | Unassigned Prefix |
| TQM | BCBS of Minnesota |
| TQN | Unassigned Prefix |
| TQP | Anthem Central Region (OH, IN, KY) |
| TQQ | Unassigned Prefix |
| TQR | Regence Blue Cross Blue Shield of Utah |
| TQS | Unassigned Prefix |
| TQT | Unassigned Prefix |
| TQV | Anthem |
| TQW | Unassigned Prefix |
| TQX | BCBS of Georgia |
| TQY | BCBS of Alabama |
| TQZ | Unassigned Prefix |
| TRA | Anthem |
| TRB | BCBS of Illinois |
| TRC | BCBS of Illinois |
| TRD | Anthem Central Region (OH, IN, KY) |
| TRF | BCBS of Michigan |
| TRH | BCBS of Tennessee |
| TRI | Unassigned Prefix |
| TRJ | Anthem Blue Cross of California |
| TRK | BCBS of Illinois |
| TRL | BCBS of Massachusetts |
| TRM | Blue Shield of California |
| TRN | Anthem Central Region (OH, IN, KY) |
| TRO | Carefirst Administrators |
| TRP | BCBS of Minnesota |
| TRQ | Unassigned Prefix |
| TRR | BCBS of Tennessee |
| TRS | BCBS of Kansas City |
| TRT | BCBS of Alabama |
| TRU | Unassigned Prefix |
| TRV | BCBS of Tennessee |
| TRW | Anthem Central Region (OH, IN, KY) |
| TRX | Independence Blue Cross |
| TRY | Anthem |
| TRZ | Highmark BCBS |
| TSA | BCBS of Texas |
| TSB | BCBS of Minnesota |
| TSC | Wellmark BCBS |
| TSD | Wellmark BCBS |
| TSE | Anthem Blue Cross of California |
| TSF | Capital Blue Cross |
| TSG | Unassigned Prefix |
| TSH | Unassigned Prefix |
| TSI | BCBS of Illinois |
| TSJ | Anthem Central Region (OH, IN, KY) |
| TSK | Carefirst BCBS of Maryland |
| TSL | BCBS of Nebraska |
| TSM | Highmark BCBS |
| TSN | Anthem Blue Cross of California |
| TSP | Unassigned Prefix |
| TSQ | BCBS of Minnesota |
| TSR | Highmark BCBS |
| TST | Premera Blue Cross |
| TSU | Premera Blue Cross |
| TSV | Wellmark BCBS |
| TSW | Anthem Blue Cross of California |
| TSX | Unassigned Prefix |
| TSY | Anthem Blue Cross of California |
| TSZ | BCBS of Texas |
| TTA | Blue Cross of Idaho |
| TTB | BCBS of Texas |
| TTC | Anthem Central Region (OH, IN, KY) |
| TTD | Anthem Blue Cross of California |
| TTE | Wellmark BCBS |
| TTF | BCBS of Texas |
| TTG | Unassigned Prefix |
| TTH | Carefirst BCBS of Maryland |
| TTI | BCBS of Alabama |
| TTJ | BCBS of Florida |
| TTK | BCBS of Arizona |
| TTL | Anthem |
| TTM | Unassigned Prefix |
| TTN | Anthem |
| TTO | Unassigned Prefix |
| TTP | Carefirst BCBS of Maryland |
| TTQ | Anthem Blue Cross of California |
| TTR | BCBS of Michigan |
| TTS | Unassigned Prefix |
| TTU | Unassigned Prefix |
| TTV | Wellmark BCBS |
| TTW | BCBS of Georgia |
| TTX | BCBS of Massachusetts |
| TTY | Anthem Central Region (OH, IN, KY) |
| TTZ | Anthem Central Region (OH, IN, KY) |
| TUA | Capital Blue Cross |
| TUC | Anthem |
| TUD | Unassigned Prefix |
| TUE | Highmark BCBS |
| TUF | BCBS of Illinois |
| TUG | Premera Blue Cross |
| TUH | Carefirst BCBS of Maryland |
| TUJ | Carefirst BCBS of Maryland |
| TUK | BCBS of Illinois |
| TUL | Unassigned Prefix |
| TUM | Anthem Central Region (OH, IN, KY) |
| TUN | Unassigned Prefix |
| TUO | Unassigned Prefix |
| TUP | Anthem Central Region (OH, IN, KY) |
| TUQ | Unassigned Prefix |
| TUR | Anthem |
| TUS | BCBS of Texas |
| TUT | BCBS of Illinois |
| TUU | Horizon BCBS of New Jersey |
| TUW | Unassigned Prefix |
| TUX | BCBS of Illinois |
| TUY | BCBS of Michigan |
| TUZ | Anthem Central Region (OH, IN, KY) |
| TVA | BCBS of Tennessee |
| TVC | Unassigned Prefix |
| TVD | BCBS of Nebraska |
| TVE | Wellmark BCBS |
| TVF | Regence BCBS of Washington |
| TVG | Anthem |
| TVH | BCBS of Illinois |
| TVI | Unassigned Prefix |
| TVK | Carefirst Administrators |
| TVL | Unassigned Prefix |
| TVM | Unassigned Prefix |
| TVN | BCBS of Georgia |
| TVO | Unassigned Prefix |
| TVP | Blue Shield of California |
| TVQ | Anthem Central Region (OH, IN, KY) |
| TVR | Regence Blue Shield of Washington |
| TVS | BCBS of Tennessee |
| TVT | BCBS of Minnesota |
| TVU | BCBS of Michigan |
| TVV | Unassigned Prefix |
| TVW | BCBS of Minnesota |
| TVY | Unassigned Prefix |
| TVZ | Unassigned Prefix |
| TWA | BCBS of Georgia |
| TWB | BCBS of Minnesota |
| TWC | BCBS of Illinois |
| TWD | Highmark BCBS |
| TWE | BCBS of Massachusetts |
| TWF | Horizon BCBS of New Jersey |
| TWG | Unassigned Prefix |
| TWH | Blue Shield of California |
| TWI | Regence BCBS of Washington |
| TWJ | BCBS of Western New York |
| TWK | Anthem Central Region (OH, IN, KY) |
| TWL | BCBS of Alabama |
| TWM | Anthem Blue Cross of California |
| TWN | Regence Blue Cross Blue Shield of Oregon |
| TWO | Unassigned Prefix |
| TWP | Horizon BCBS of New Jersey |
| TWQ | Anthem |
| TWR | Anthem Blue Cross of California |
| TWS | Independence Blue Cross |
| TWT | Carefirst BCBS of Maryland |
| TWU | Anthem Central Region (OH, IN, KY) |
| TWV | Unassigned Prefix |
| TWW | Unassigned Prefix |
| TWX | BCBS of Texas |
| TWY | BCBS of Western New York |
| TWZ | Unassigned Prefix |
| TXA | BCBS of Illinois |
| TXB | BCBS of Illinois |
| TXC | BCBS of Alabama |
| TXD | BCBS of Texas |
| TXG | BCBS of Tennessee |
| TXH | Unassigned Prefix |
| TXJ | Anthem |
| TXJ | Anthem BCBS of Nevada |
| TXL | BCBS of Illinois |
| TXM | Anthem |
| TXN | BCBS of Michigan |
| TXO | Blue Shield of California |
| TXQ | Blue Shield of California |
| TXS | BCBS of Texas |
| TXV | BCBS of Tennessee |
| TXW | BCBS of Texas |
| TXX | BCBS of Massachusetts |
| TXY | Unassigned Prefix |
| TXZ | BCBS of Tennessee |
| TYA | Premera Blue Cross |
| TYB | Blue Shield of California |
| TYC | Anthem Blue Cross of California |
| TYD | Unassigned Prefix |
| TYE | Unassigned Prefix |
| TYF | Anthem |
| TYG | BCBS of Arkansas Blue Advantage |
| TYH | Unassigned Prefix |
| TYI | Wellmark BCBS |
| TYJ | Anthem Central Region (OH, IN, KY) |
| TYK | Anthem |
| TYL | BCBS of Texas |
| TYM | BCBS of South Carolina |
| TYN | Unassigned Prefix |
| TYO | BCBS of Western New York |
| TYP | Wellmark BCBS |
| TYQ | Unassigned Prefix |
| TYR | Premera Blue Cross |
| TYS | Unassigned Prefix |
| TYT | BCBS of Illinois |
| TYU | Carefirst Administrators |
| TYV | Anthem Central Region (OH, IN, KY) |
| TYW | Unassigned Prefix |
| TYX | Anthem Central Region (OH, IN, KY) |
| TYZ | BCBS of Arkansas - Health Advantage |
| TZA | Unassigned Prefix |
| TZB | Unassigned Prefix |
| TZC | BCBS of Illinois |
| TZD | Anthem Central Region (OH, IN, KY) |
| TZE | Unassigned Prefix |
| TZF | Unassigned Prefix |
| TZG | Blue Shield of California |
| TZJ | BCBS of Illinois |
| TZM | Unassigned Prefix |
| TZN | Anthem Central Region (OH, IN, KY) |
| TZO | Anthem Blue Cross of California |
| TZP | Regence Blue Cross Blue Shield of Utah |
| TZQ | Anthem Central Region (OH, IN, KY) |
| TZR | BCBS of Illinois |
| TZS | Premera Blue Cross |
| TZU | Unassigned Prefix |
| TZV | BCBS of Georgia |
| TZX | Anthem BCBS of Colorado |
| TZZ | Anthem Blue Cross of California |