The BCBS Alpha Prefix IAA-IZZ range is used to indicate specific BCBS plans or groups, each associated with its own unique set of benefits, coverage options, and provider networks.
List of BCBS alpha prefix IAA-IZZ
BCBS alpha prefix IAA-IZZ is updated from the authorized sources like CMS-Center for Medicare and Medicaid and BCBS official portals. Updated Blue cross alpha prefix by state as well.
| BCBS Prefix 2024 | BCBS Plan Name |
|---|---|
| IAA | Anthem BCBS of Wisconsin |
| IAB | Wellmark BCBS |
| IAC | Regence BCBS |
| IAD | Anthem BCBS of Indiana |
| IAE | BCBS of Michigan |
| IAF | BCBS of Western New York |
| IAG | Anthem BCBS of Virginia |
| IAH | Wellmark BCBS |
| IAI | BCBS of South Carolina |
| IAJ | CareFirst BCBS |
| IAK | Blue Shield of California |
| IAL | Wellmark BCBS |
| IAM | Blue Shield of California |
| IAN | Not Assigned Prefix |
| IAO | BCBS of Western New York |
| IAP | Wellmark BCBS |
| IAQ | BCBS of Nebraska |
| IAR | BCBS of Alabama |
| IAS | BCBS of Massachusetts |
| IAT | Empire BCBS |
| IAU | BCBS of Nebraska |
| IAV | Wellmark BCBS |
| IAW | Wellmark BCBS |
| IAX | Wellmark BCBS |
| IAY | BCBS of South Carolina |
| IAZ | Wellmark BCBS |
| IBA | BCBS of Illinois |
| IBB | Horizon BCBS of New Jersey |
| IBC | Anthem BCBS of Wisconsin |
| IBD | Anthem BCBS of Wisconsin |
| IBE | BCBS of Illinois |
| IBF | Wellmark BCBS |
| IBG | BCBS of Illinois |
| IBH | BCBS of Alabama |
| IBI | Wellmark BCBS |
| IBJ | BCBS of Michigan |
| IBK | Blue Cross of California |
| IBL | Independence Blue Cross FOC |
| IBM | Blue Shield of California |
| IBN | Not Assigned Prefix |
| IBO | Independence Blue Cross FOC |
| IBP | Wellmark BCBS |
| IBQ | Regence BCBS |
| IBR | BCBS of Michigan |
| IBS | Anthem BCBS of Georgia |
| IBT | BCBS of Illinois |
| IBU | BCBS of Alabama |
| IBV | BCBS of Massachusetts |
| IBW | BCBS of Illinois |
| IBX | Blue Cross of California |
| IBY | Not Assigned Prefix |
| IBZ | Regence BCBS |
| ICA | CareFirst BCBS |
| ICB | BCBS of Illinois |
| ICC | Anthem BCBS of Colorado |
| ICD | CareFirst BCBS |
| ICE | CareFirst BCBS |
| ICF | CareFirst BCBS |
| ICG | BCBS of South Carolina |
| ICH | Anthem BCBS of Virginia |
| ICI | BCBS of South Carolina |
| ICJ | Anthem BCBS of Georgia |
| ICK | CareFirst BCBS |
| ICL | CareFirst BCBS |
| ICM | Blue Shield of California |
| ICN | Anthem BCBS of Georgia |
| ICO | BCBS of North Carolina |
| ICP | Anthem BCBS of Georgia |
| ICQ | Anthem BCBS of Virginia |
| ICR | Anthem BCBS of Ohio |
| ICS | Anthem BCBS of Missouri |
| ICT | BCBS of Western New York |
| ICU | Regence BCBS |
| ICV | BCBS of Michigan |
| ICW | BCBS of Massachusetts |
| ICX | Anthem BCBS of Wisconsin |
| ICY | Anthem BCBS of Ohio |
| ICZ | CareFirst BCBS |
| IDA | Blue Cross of Idaho |
| IDB | BCBS of South Carolina |
| IDC | Blue Cross of California |
| IDD | Anthem BCBS of Virginia |
| IDE | Blue Cross of Idaho |
| IDF | Blue Cross of Idaho |
| IDG | CareFirst BCBS |
| IDH | Highmark BCBS of Pennsylvania |
| IDI | Blue Shield of California |
| IDJ | Anthem BCBS of Virginia |
| IDK | Empire BCBS |
| IDL | Blue Cross of Idaho |
| IDM | Blue Cross of Idaho |
| IDN | Blue Cross of Idaho |
| IDO | BCBS of South Carolina |
| IDP | Blue Cross of Idaho |
| IDQ | Anthem BCBS of Virginia |
| IDR | Blue Cross of California |
| IDS | BCBS of South Carolina |
| IDT | Anthem BCBS of Virginia |
| IDU | BCBS of South Carolina |
| IDV | Blue Cross of Idaho |
| IDW | Not Assigned Prefix |
| IDX | BCBS of Illinois |
| IDY | BCBS of South Carolina |
| IDZ | Wellmark BCBS |
| IEA | Regence BCBS |
| IEB | Anthem BCBS of Indiana |
| IEC | Blue Shield of California |
| IED | Anthem BCBS of Indiana |
| IEE | Not Assigned Prefix |
| IEF | BCBS of Massachusetts |
| IEG | CareFirst BCBS |
| IEH | Premera Blue Cross |
| IEI | Independence Blue Cross FOC |
| IEJ | BCBS of South Carolina |
| IEK | CareFirst BCBS |
| IEL | BCBS of Illinois |
| IEM | Blue Shield of Northeastern New York |
| IEN | Blue Cross of California |
| IEO | BCBS of South Carolina |
| IEP | BCBS of Louisiana |
| IEQ | Empire BCBS |
| IER | Anthem BCBS of Virginia |
| IES | BCBS of Texas |
| IET | Anthem BCBS of Connecticut |
| IEU | BCBS of Louisiana |
| IEV | BCBS of Alabama |
| IEW | BCBS of Illinois |
| IEX | BCBS of Michigan |
| IEY | BCBS of South Carolina |
| IEZ | CareFirst BCBS |
| IFA | Anthem BCBS of Georgia |
| IFB | Wellmark BCBS |
| IFC | BCBS of Western New York |
| IFD | Regence BCBS |
| IFE | Anthem BCBS of Georgia |
| IFF | Wellmark BCBS |
| IFG | Not Assigned Prefix |
| IFH | Highmark BCBS of Pennsylvania |
| IFI | Highmark BCBS of Pennsylvania |
| IFJ | Highmark BCBS of Pennsylvania |
| IFK | Highmark BCBS of Pennsylvania |
| IFL | Regence BCBS |
| IFM | Blue Cross of California |
| IFN | Highmark BCBS of Pennsylvania |
| IFO | Highmark BCBS of Pennsylvania |
| IFP | Anthem BCBS of Nevada |
| IFQ | CareFirst BCBS |
| IFR | Anthem BCBS of Kentucky |
| IFS | BCBS of Kansas City |
| IFT | Highmark BCBS of Pennsylvania |
| IFU | Highmark BCBS of Pennsylvania |
| IFV | Highmark BCBS of Pennsylvania |
| IFW | Highmark BCBS of Pennsylvania |
| IFX | Anthem BCBS of Ohio |
| IFY | CareFirst BCBS |
| IFZ | BCBS of South Carolina |
| IGA | Independence Blue Cross FOC |
| IGB | Anthem BCBS of Georgia |
| IGC | CareFirst BCBS |
| IGD | Wellmark BCBS |
| IGE | BCBS of Alabama |
| IGF | Blue Shield of California |
| IGG | Blue Shield of California |
| IGH | Independence Blue Cross FOC |
| IGI | Wellmark BCBS |
| IGJ | Independence Blue Cross FOC |
| IGK | Highmark BCBS of Pennsylvania |
| IGL | Highmark BCBS of Pennsylvania |
| IGM | CareFirst BCBS |
| IGN | Highmark BCBS of Pennsylvania |
| IGO | BCBS of Western New York |
| IGP | Wellmark BCBS |
| IGQ | Highmark BCBS of Pennsylvania |
| IGR | Empire BCBS |
| IGS | BCBS of Alabama |
| IGT | Blue Shield of California |
| IGU | BCBS of Louisiana |
| IGV | Highmark BCBS of Pennsylvania |
| IGW | CareFirst BCBS |
| IGX | CareFirst BCBS |
| IGY | CareFirst BCBS |
| IGZ | Highmark BCBS of Pennsylvania |
| IHA | Blue Shield of California |
| IHB | Wellmark BCBS |
| IHC | CareFirst BCBS |
| IHD | BCBS of Nebraska |
| IHE | Anthem BCBS of Ohio |
| IHF | Empire BCBS |
| IHG | Anthem BCBS of Georgia |
| IHH | BCBS of Alabama |
| IHI | Highmark BCBS of Pennsylvania |
| IHJ | Empire BCBS |
| IHK | Highmark BCBS of Pennsylvania |
| IHL | Highmark BCBS of Pennsylvania |
| IHM | Highmark BCBS of Pennsylvania |
| IHN | Blue Shield of California |
| IHO | BCBS of South Carolina |
| IHP | CareFirst BCBS |
| IHQ | BCBS of South Carolina |
| IHR | Blue Shield of California |
| IHS | BCBS of Massachusetts |
| IHT | BCBS of Alabama |
| IHU | Not Assigned Prefix |
| IHV | Anthem BCBS of Georgia |
| IHW | Blue Shield of California |
| IHX | Anthem BCBS of Colorado |
| IHY | Anthem BCBS of Georgia |
| IHZ | Blue Cross of California |
| IIA | Blue Shield of California |
| IIB | BCBS of Michigan |
| IIC | Horizon BCBS of New Jersey |
| IID | Blue Cross of Idaho |
| IIE | Highmark BCBS of Pennsylvania |
| IIF | Anthem BCBS of Georgia |
| IIG | Highmark BCBS of Pennsylvania |
| IIH | Regence BCBS |
| III | BCBS of Tennessee Commercial |
| IIJ | Highmark BCBS of Pennsylvania |
| IIK | Highmark BCBS of Pennsylvania |
| IIL | Highmark BCBS of Pennsylvania |
| IIM | Highmark BCBS of Pennsylvania |
| IIN | BCBS of Massachusetts |
| IIO | Not Assigned Prefix |
| IIP | BCBS of Western New York |
| IIQ | BCBS of South Carolina |
| IIR | BCBS of South Carolina |
| IIS | BCBS of Michigan |
| IIT | BCBS of Illinois |
| IIU | Independence Blue Cross FOC |
| IIV | BCBS of South Carolina |
| IIW | Blue Shield of California |
| IIX | Blue Cross of Idaho |
| IIY | BCBS of South Carolina |
| IIZ | BCBS of South Carolina |
| IJA | Anthem BCBS of Wisconsin |
| IJB | Anthem BCBS of Ohio |
| IJC | BCBS of South Carolina |
| IJD | Anthem BCBS of New Hampshire |
| IJE | BCBS of Western New York |
| IJF | Anthem BCBS of Georgia |
| IJG | Anthem BCBS of Georgia |
| IJH | Anthem BCBS of Georgia |
| IJI | Anthem BCBS of Georgia |
| IJJ | Anthem BCBS of Georgia |
| IJK | Anthem BCBS of Georgia |
| IJL | Anthem BCBS of Georgia |
| IJM | BCBS of South Carolina |
| IJN | BCBS of South Carolina |
| IJO | BCBS of South Carolina |
| IJP | BCBS of South Carolina |
| IJQ | Anthem BCBS of Georgia |
| IJR | Blue Cross of Idaho |
| IJS | Anthem BCBS of Wisconsin |
| IJT | Anthem BCBS of Georgia |
| IJU | BCBS of Texas |
| IJV | Anthem BCBS of Georgia |
| IJW | Horizon BCBS of New Jersey |
| IJX | Anthem BCBS of Georgia |
| IJY | Capital Blue Cross |
| IJZ | BCBS of South Carolina |
| IKA | Anthem BCBS of Kentucky |
| IKB | Anthem BCBS of Virginia |
| IKC | Anthem BCBS of Virginia |
| IKD | Wellmark BCBS |
| IKE | Independence Blue Cross FOC |
| IKF | Independence Blue Cross FOC |
| IKG | Anthem BCBS of Georgia |
| IKH | Wellmark BCBS |
| IKI | BCBS of South Carolina |
| IKJ | BCBS of South Carolina |
| IKK | BCBS of Michigan |
| IKL | Anthem BCBS of Virginia |
| IKM | Independence Blue Cross FOC |
| IKN | Not Assigned Prefix |
| IKO | Highmark BCBS of Pennsylvania |
| IKP | Not Assigned Prefix |
| IKQ | Wellmark BCBS |
| IKR | Anthem BCBS of Missouri |
| IKS | Blue Shield of California |
| IKT | Anthem BCBS of Kentucky |
| IKU | Anthem BCBS of Georgia |
| IKV | BCBS of Michigan |
| IKW | Anthem BCBS of Georgia |
| IKX | BCBS of Michigan |
| IKY | BCBS of South Carolina |
| IKZ | Not Assigned Prefix |
| ILA | Empire BCBS |
| ILB | BCBS of Massachusetts |
| ILC | Wellmark BCBS |
| ILD | BCBS of Michigan |
| ILE | Wellmark BCBS |
| ILF | BCBS of Alabama |
| ILG | Blue Shield of California |
| ILH | Blue Cross of California |
| ILI | Blue Shield of California |
| ILJ | Anthem BCBS of Wisconsin |
| ILK | Regence Group Administrators – Washington |
| ILL | Blue Cross of California |
| ILM | Blue Cross of California |
| ILN | BCBS of Tennessee Commercial |
| ILO | Anthem BCBS of Wisconsin |
| ILP | BCBS of South Carolina |
| ILQ | Blue Cross of California |
| ILR | Not Assigned Prefix |
| ILS | Premera Blue Cross |
| ILT | BCBS of Illinois |
| ILU | Blue Cross of California |
| ILV | BCBS of Alabama |
| ILW | Blue Shield of California |
| ILX | BCBS of Alabama |
| ILY | Blue Cross of California |
| ILZ | BCBS of Michigan |
| IMA | Excellus BCBS |
| IMB | BCBS of Massachusetts |
| IMC | Premera Blue Cross |
| IMD | Not Assigned Prefix |
| IME | Highmark BCBS of Pennsylvania |
| IMF | Not Assigned Prefix |
| IMG | Blue Cross of California |
| IMH | Anthem BCBS of Colorado |
| IMI | Wellmark BCBS |
| IMJ | Anthem BCBS of Missouri |
| IMK | Anthem BCBS of Maine |
| IML | Not Assigned Prefix |
| IMM | BCBS of Western New York |
| IMN | Not Assigned Prefix |
| IMO | Blue Cross of California |
| IMP | BCBS of Alabama |
| IMQ | BCBS of Tennessee Commercial |
| IMR | BCBS of Alabama |
| IMS | Anthem BCBS of Kentucky |
| IMT | Wellmark BCBS |
| IMU | BCBS of South Carolina |
| IMV | BCBS of Massachusetts |
| IMW | Anthem BCBS of Ohio |
| IMX | Anthem BCBS of Missouri |
| IMY | BCBS of South Carolina |
| IMZ | Wellmark BCBS |
| INA | Anthem BCBS of Kentucky |
| INB | Premera Blue Cross |
| INC | Blue Cross of California |
| IND | Anthem BCBS of Virginia |
| INE | BCBS of South Carolina |
| INF | Blue Shield of California |
| ING | Anthem BCBS of Ohio |
| INH | Not Assigned Prefix |
| INI | Highmark BCBS of Pennsylvania |
| INJ | Anthem BCBS of Kentucky |
| INK | Blue Cross of California |
| INL | BCBS of Tennessee Commercial |
| INM | Not Assigned Prefix |
| INN | BCBS of Nebraska |
| INO | Blue Shield of California |
| INP | BCBS of North Carolina |
| INQ | Regence Group Administrators – Washington |
| INR | Anthem BCBS of Indiana |
| INS | Wellmark BCBS |
| INT | Anthem BCBS of Virginia |
| INU | BCBS of South Carolina |
| INV | BCBS of South Carolina |
| INW | Independence Blue Cross FOC |
| INX | BCBS of North Carolina |
| INY | Blue Cross of California |
| INZ | Blue Shield of California |
| IOA | BCBS of Arizona |
| IOB | BCBS of Tennessee Commercial |
| IOC | Blue Shield of California |
| IOD | BCBS of Michigan |
| IOE | Empire BCBS |
| IOF | Blue Shield of California |
| IOG | Blue Shield of Northeastern New York |
| IOH | Not Assigned Prefix |
| IOI | BCBS of Michigan |
| IOJ | BCBS of Michigan |
| IOK | Anthem BCBS of Virginia |
| IOL | BCBS of Michigan |
| IOM | BCBS of Michigan |
| ION | BCBS of Florida |
| IOO | BCBS of Michigan |
| IOP | BCBS of Western New York |
| IOQ | BCBS of Michigan |
| IOR | BCBS of South Carolina |
| IOS | BCBS of North Carolina |
| IOT | Highmark BCBS of Pennsylvania |
| IOU | BCBS of South Carolina |
| IOV | BCBS of South Carolina |
| IOW | Not Assigned Prefix |
| IOX | Anthem BCBS of Ohio |
| IOY | BCBS of South Carolina |
| IOZ | Blue Shield of California |
| IPA | Anthem BCBS of Virginia |
| IPB | Highmark BCBS of Pennsylvania |
| IPC | Not Assigned Prefix |
| IPD | Highmark BCBS of Pennsylvania |
| IPE | Blue Shield of California |
| IPF | Wellmark BCBS |
| IPG | Anthem BCBS of Virginia |
| IPH | BCBS of Kansas |
| IPI | Anthem BCBS of Georgia |
| IPJ | Anthem BCBS of Georgia |
| IPK | Blue Shield of California |
| IPL | Not Assigned Prefix |
| IPM | Highmark BCBS of Pennsylvania |
| IPN | Highmark BCBS of Pennsylvania |
| IPO | Not Assigned Prefix |
| IPP | BCBS of Alabama |
| IPQ | Anthem BCBS of Ohio |
| IPR | Wellmark BCBS |
| IPS | Blue Shield of California |
| IPT | BCBS of Illinois |
| IPU | Blue Cross of Idaho |
| IPV | BCBS of Michigan |
| IPW | Regence Blue Shield of Idaho |
| IPX | Wellmark BCBS |
| IPY | BCBS of Western New York |
| IPZ | BCBS of Rhode Island |
| IQA | Premera Blue Cross |
| IQB | Anthem BCBS of Georgia |
| IQC | Capital Blue Cross |
| IQD | Anthem BCBS of Georgia |
| IQE | BCBS of Tennessee Commercial |
| IQF | BCBS of Tennessee Commercial |
| IQG | Anthem BCBS of Indiana |
| IQH | Anthem BCBS of Kentucky |
| IQI | Anthem BCBS of Missouri |
| IQJ | Anthem BCBS of Virginia |
| IQK | Anthem BCBS of Georgia |
| IQL | Blue Cross of California |
| IQM | Anthem BCBS of Georgia |
| IQN | BCBS of South Carolina |
| IQO | Blue Cross of California |
| IQP | Anthem BCBS of Georgia |
| IQQ | Blue Cross of California |
| IQR | Anthem BCBS of Georgia |
| IQS | Independence Blue Cross FOC |
| IQT | Anthem BCBS of Ohio |
| IQU | BCBS of Michigan |
| IQV | Blue Cross of California |
| IQW | Blue Cross of California |
| IQX | Blue Cross of California |
| IQY | BCBS of South Carolina |
| IQZ | Horizon BCBS of New Jersey |
| IRA | Horizon BCBS of New Jersey |
| IRB | BCBS of Massachusetts |
| IRC | Anthem BCBS of Colorado |
| IRD | BCBS of Massachusetts |
| IRE | Independence Blue Cross FOC |
| IRF | Blue Cross of California |
| IRG | BCBS of South Carolina |
| IRH | Anthem BCBS of Georgia |
| IRI | BCBS of Rhode Island |
| IRJ | BCBS of South Carolina |
| IRK | BCBS of Alabama |
| IRL | Not Assigned Prefix |
| IRM | BCBS of Kansas City |
| IRN | Not Assigned Prefix |
| IRO | Anthem BCBS of Ohio |
| IRP | BCBS of Florida |
| IRQ | BCBS of South Carolina |
| IRR | Anthem BCBS of Ohio |
| IRS | BCBS of Florida |
| IRT | Wellmark BCBS |
| IRU | Anthem BCBS of Connecticut |
| IRV | BCBS of Massachusetts |
| IRW | Blue Shield of California |
| IRX | BCBS of Massachusetts |
| IRY | Independence Blue Cross FOC |
| IRZ | Blue Cross of California |
| ISA | Anthem BCBS of Ohio |
| ISB | Premera Blue Cross |
| ISC | Horizon BCBS of New Jersey |
| ISD | BCBS of Arizona |
| ISE | Anthem BCBS of Virginia |
| ISF | BCBS of Arizona |
| ISG | Not Assigned Prefix |
| ISH | CareFirst BCBS |
| ISI | Blue Shield of California |
| ISJ | Independence Blue Cross FOC |
| ISK | CareFirst BCBS |
| ISL | Wellmark BCBS |
| ISM | Highmark BCBS of Pennsylvania |
| ISN | Blue Cross of Idaho |
| ISO | BCBS of Massachusetts |
| ISP | Anthem BCBS of Wisconsin |
| ISQ | BCBS of Kansas City |
| ISR | CareFirst BCBS |
| ISS | Horizon BCBS of New Jersey |
| IST | Anthem BCBS of Ohio |
| ISU | Blue Cross of Idaho |
| ISV | BCBS of Michigan |
| ISW | Blue Cross of Idaho |
| ISX | Wellmark BCBS |
| ISY | Not Assigned Prefix |
| ISZ | Blue Cross of Idaho |
| ITA | CareFirst BCBS |
| ITB | Wellmark BCBS |
| ITC | BCBS of Massachusetts |
| ITD | Independence Blue Cross FOC |
| ITE | BCBS of North Carolina |
| ITF | BCBS of Michigan |
| ITG | Anthem BCBS of Georgia |
| ITH | Capital Blue Cross |
| ITI | Anthem BCBS of Georgia |
| ITJ | BCBS of Tennessee Commercial |
| ITK | CareFirst BCBS |
| ITL | Not Assigned Prefix |
| ITM | BCBS of Michigan |
| ITN | Blue Shield of California |
| ITO | Blue Shield of Northeastern New York |
| ITP | Anthem BCBS of Ohio |
| ITQ | Wellmark BCBS |
| ITR | Empire BCBS |
| ITS | BCBS of Arkansas |
| ITT | Blue Cross of California |
| ITU | Regence BCBS |
| ITV | Anthem BCBS of Georgia |
| ITW | BCBS of Illinois |
| ITX | Regence BCBS |
| ITY | Independence Blue Cross FOC |
| ITZ | Anthem BCBS of Georgia |
| IUA | Wellmark BCBS |
| IUB | Anthem BCBS of Connecticut |
| IUC | Anthem BCBS of Ohio |
| IUD | Not Assigned Prefix |
| IUE | Empire BCBS |
| IUF | Anthem BCBS of Missouri |
| IUG | Premera Blue Cross |
| IUH | BCBS of Massachusetts |
| IUI | BCBS of Rhode Island |
| IUJ | BCBS of South Carolina |
| IUK | BCBS of South Carolina |
| IUL | CareFirst BCBS |
| IUM | BCBS of Massachusetts |
| IUN | Not Assigned Prefix |
| IUO | Empire BCBS |
| IUP | Anthem BCBS of Connecticut |
| IUQ | CareFirst BCBS |
| IUR | Independence Blue Cross FOC |
| IUS | Independence Blue Cross FOC |
| IUT | Anthem BCBS of Ohio |
| IUU | Not Assigned Prefix |
| IUV | Regence BCBS |
| IUW | Anthem BCBS of Ohio |
| IUX | Empire BCBS |
| IUY | Anthem BCBS of Georgia |
| IUZ | Empire BCBS |
| IVA | Not Assigned Prefix |
| IVB | BCBS of Michigan |
| IVC | BCBS of Kansas City |
| IVD | Highmark BCBS of Pennsylvania |
| IVE | Blue Shield of California |
| IVF | BCBS of Tennessee Commercial |
| IVG | Blue Cross of California |
| IVH | BCBS of Rhode Island |
| IVI | BCBS of South Carolina |
| IVJ | Anthem BCBS of Wisconsin |
| IVK | BCBS of Mississippi |
| IVL | BCBS of South Carolina |
| IVM | BCBS of South Carolina |
| IVN | BCBS of Tennessee Commercial |
| IVO | Horizon BCBS of New Jersey |
| IVP | BCBS of Michigan |
| IVQ | Not Assigned Prefix |
| IVR | BCBS of South Carolina |
| IVS | Blue Cross of California |
| IVT | Wellmark BCBS |
| IVU | BCBS of South Carolina |
| IVV | Highmark BCBS of Pennsylvania |
| IVW | Anthem BCBS of Wisconsin |
| IVX | Anthem BCBS of Ohio |
| IVY | BCBS of Rhode Island |
| IVZ | Anthem BCBS of Ohio |
| IWA | Anthem BCBS of Ohio |
| IWB | BCBS of Nebraska |
| IWC | Anthem BCBS of Virginia |
| IWD | CareFirst BCBS |
| IWE | Wellmark BCBS |
| IWF | Empire BCBS |
| IWG | Excellus BCBS |
| IWH | CareFirst BCBS |
| IWI | Anthem BCBS of Georgia |
| IWJ | Anthem BCBS of Ohio |
| IWK | BCBS of Michigan |
| IWL | Blue Cross of California |
| IWM | Blue Shield of Northeastern New York |
| IWN | Anthem BCBS of Ohio |
| IWO | Anthem BCBS of Missouri |
| IWP | BCBS of Michigan |
| IWQ | Blue Cross of California |
| IWR | Anthem BCBS of Connecticut |
| IWS | Wellmark BCBS |
| IWT | Capital Blue Cross |
| IWU | Anthem BCBS of Virginia |
| IWV | BCBS of Kansas City |
| IWW | BCBS of Massachusetts |
| IWX | BCBS of Western New York |
| IWY | Empire BCBS |
| IWZ | BCBS of Michigan |
| IXA | BCBS of Arkansas |
| IXB | Blue Shield of California |
| IXC | Blue Shield of California |
| IXD | Blue Cross of California |
| IXE | Anthem BCBS of Ohio |
| IXF | Anthem BCBS of Indiana |
| IXG | Anthem BCBS of Indiana |
| IXH | Anthem BCBS of Indiana |
| IXI | BCBS of South Carolina |
| IXJ | Anthem BCBS of Indiana |
| IXK | Empire BCBS |
| IXL | Blue Shield of California |
| IXM | Blue Shield of California |
| IXN | Anthem BCBS of Ohio |
| IXO | Blue Shield of California |
| IXP | Anthem BCBS of Missouri |
| IXQ | BCBS of South Carolina |
| IXR | BCBS of Michigan |
| IXS | Independence Blue Cross FOC |
| IXT | Blue Cross of California |
| IXU | Independence Blue Cross FOC |
| IXV | Not Assigned Prefix |
| IXW | BCBS of Michigan |
| IXX | Empire BCBS |
| IXY | Anthem BCBS of Ohio |
| IXZ | Anthem BCBS of Georgia |
| IYA | Not Assigned Prefix |
| IYB | Anthem BCBS of Wisconsin |
| IYC | Independence Blue Cross FOC |
| IYD | Capital Blue Cross |
| IYE | Wellmark BCBS |
| IYF | Not Assigned Prefix |
| IYG | BCBS of South Carolina |
| IYH | Anthem BCBS of Kentucky |
| IYI | BCBS of Michigan |
| IYJ | BCBS of South Carolina |
| IYK | BCBS of South Carolina |
| IYL | Blue Cross of California |
| IYM | BCBS of Minnesota |
| IYN | Premera Blue Cross |
| IYO | BCBS of Michigan |
| IYP | Anthem BCBS of Colorado |
| IYQ | BCBS of South Carolina |
| IYR | BCBS of South Carolina |
| IYS | BCBS of Rhode Island |
| IYT | Anthem BCBS of Georgia |
| IYU | BCBS of Michigan |
| IYV | BCBS of Michigan |
| IYW | Independence Blue Cross FOC |
| IYX | BCBS of Michigan |
| IYY | BCBS of Michigan |
| IYZ | BCBS of Michigan |
| IZA | BCBS of Alabama |
| IZB | Anthem BCBS of Wisconsin |
| IZC | Not Assigned Prefix |
| IZD | Anthem BCBS of Georgia |
| IZE | CareFirst BCBS |
| IZF | Independence Blue Cross FOC |
| IZG | BCBS of Michigan |
| IZH | Anthem BCBS of Georgia |
| IZI | BCBS of Michigan |
| IZJ | BCBS of Michigan |
| IZK | Anthem BCBS of Ohio |
| IZL | BCBS of Michigan |
| IZM | BCBS of Michigan |
| IZN | Anthem BCBS of Georgia |
| IZO | BCBS of Michigan |
| IZP | Blue Cross of Idaho |
| IZQ | BCBS of Michigan |
| IZR | BCBS of Michigan |
| IZS | BCBS of Michigan |
| IZT | BCBS of Michigan |
| IZU | Wellmark BCBS |
| IZV | Anthem BCBS of Georgia |
| IZW | BCBS of Michigan |
| IZX | BCBS of Michigan |
| IZY | BCBS of Michigan |
| IZZ | Anthem Blue Cross of California |
The information contains in article is updated as per latest info from BCBS portals , BCBS alpha prefix lookup list is updated the same way, if any discrepancy found please reach out us via contact us page.