BCBS Prefix List IAA to IZZ (Updated 2024)

Welcome to our Detailed guide on the BCBS prefix list from IAA to IZZ, a free source for navigating the Blue Cross Blue Shield (BCBS) insurance plans. Navigating health insurance can be puzzling, but we’re here to simplify the process. In this article, we unravel the mystery behind BCBS prefixes, providing clear explanations for easy comprehension. We have also highlighted the Names of BCBS Home Plans & which states they cover. The BCBS member ID prefix is a valuable resource for medical billers, healthcare providers, and patients to identify the corresponding BCBS healthcare plan. Additionally, we have also sorted out some of the most common BCBS prefixes ranging from IAA to IZZ.

BCBS Prefix List IAA to IZZ

This comprehensive resource empowers you to file claims with confidence, as you’ll be equipped with the knowledge needed to direct them to the correct addresses. But before diving into the complete BCBS Prefix list we have listed some of the major BCBS Prefixes ranging between IAA to IZZ.

BCBS Prefix IWA

One of the Major and most common BCBS Prefix people are talking about is IWA. Here under are its details.

Alpha Prefix	STATE	BCBS Home Plan Name
IWA	Indiana	Anthem Blue-Cross Blue-Shield of Indiana

BCBS Prefix INE

Another Major and most common BCBS Prefix people are talking about is INE. Here under are its details.

Alpha Prefix	STATE	BCBS Home Plan Name
INE	South Carolina	Blue-Cross Blue-Shield of South Carolina

BCBS Prefix IEO

Another most common BCBS Prefix people are talking about is IEO. Here under are its details.

Alpha Prefix	STATE	BCBS Home Plan Name
IEO	North Carolina	Blue-Cross Blue-Shield of North Carolina

BCBS Alpha Prefix IOI

The BCBS Prefix IOI is one of the major and most common BCBS Plan of Michigan. Here under are its details.

Alpha Prefix	STATE	BCBS Home Plan Name
IOI	Michigan	Blue-Cross Blue-Shield of Michigan

BCBS Alpha Prefix ITS

The BCBS Alpha Prefix ITS is also a major and most common BCBS Alpha plan of the state of Arkansas. Below we have mentioned its detail are its details.

Alpha Prefix	STATE	BCBS Home Plan Name
ITS	Arkansas	Arkansas Blue-Cross Blue-Shield

BCBS Alpha Prefix ITT

ITT BCBS Alpha Prefix is One of the common BCBS Plan of Illinois. Here under are its details.

Alpha Prefix	STATE	BCBS Home Plan Name
ITT	Georgia	Anthem Blue-Cross Blue-Shield of Georgia

BCBS Alpha Prefix List From IAA to IZZ

We’ve compiled a complete BCBS Prefix list for you, ensuring you can file claims with confidence, directing them to the correct addresses. Here under is a complete list of BCBS Prefix ranging From IAA to IZZ. We have enabled a lookup filter in list so you can search a specific prefix you are looking about.

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

Conclusion:

We hope this list helps you a lot for getting the information of members BCBS Plan. With this BCBS Alpha Prefix Lookup you can easily gets the members plan details. If your prefix is not present in the above list then you need to select the correct prefix from BCBS Alpha Prefix List or comment here we can reply you as soon as possible.