Uncategorized

BCBS Prefix List YAA to YZZ

BCBS Prefix List 2024 - Alpha	State Lookup	BCBS Company
YAA	Connecticut	Anthem Blue-Cross Blue-Shield of Connecticut
YAB	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YAC	Kentucky	Anthem Blue-Cross Blue-Shield of Kentucky
YAD	Rhode Island	Blue-Cross Blue-Shield of Rhode Island
YAE	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YAF	Colorado	Anthem Blue-Cross Blue-Shield of Colorado
YAG	Mississippi	Blue-Cross Blue-Shield of Mississippi
YAH	Connecticut	Anthem Blue-Cross Blue-Shield of Connecticut
YAI	Mississippi	Blue-Cross Blue-Shield of Mississippi
YAJ	Alabama	Blue-Cross Blue-Shield of Alabama
YAK	-	Unallocated/Not Assigned
YAL	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YAM	-	Unallocated/Not Assigned
YAN	-	Unallocated/Not Assigned
YAO	-	Unallocated/Not Assigned
YAP	Minnesota	Blue-Cross Blue-Shield of Minnesota
YAQ	Mississippi	Blue-Cross Blue-Shield of Mississippi
YAR	-	Unallocated/Not Assigned
YAS	Mississippi	Blue-Cross Blue-Shield of Mississippi
YAT	California	Blue-Shield of California
YAU	Mississippi	Blue-Cross Blue-Shield of Mississippi
YAV	Tennessee	Blue-Cross Blue-Shield of Tennessee
YAW	-	Unallocated/Not Assigned
YAX	Mississippi	Blue-Cross Blue-Shield of Mississippi
YAY	South Dakota/Iowa	Wellmark Blue-Cross Blue-Shield
YAZ	New York	Empire Blue-Cross Blue-Shield of New York
YBA	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBB	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBC	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBD	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBE	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBF	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBG	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBH	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBI	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YBJ	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBK	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YBL	Kentucky	Anthem Blue-Cross Blue-Shield of Kentucky
YBM	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBN	New York	Empire Blue-Cross Blue-Shield of New York
YBO	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YBP	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBQ	California	Anthem Blue-Cross
YBR	California	Blue-Shield of California
YBS	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBT	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBU	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBV	New York	Empire Blue-Cross Blue-Shield of New York
YBW	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBX	Kansas City	Blue-Cross Blue-Shield of Kansas City
YBY	Minnesota	Blue-Cross Blue-Shield of Minnesota
YBZ	-	Unallocated/Not Assigned
YCA	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YCB	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YCC	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YCD	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YCE	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YCF	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YCG	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YCH	-	Unallocated/Not Assigned
YCI	Pennsylvania	Capital Blue-Cross of Pennsylvania
YCJ	Kentucky	Anthem Blue-Cross Blue-Shield of Kentucky
YCK	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YCL	California	Anthem Blue-Cross
YCM	Wisconsin	Anthem Blue-Cross Blue-Shield of Wisconsin
YCN	South Dakota/Iowa	Wellmark Blue-Cross Blue-Shield
YCO	Minnesota	Blue-Cross Blue-Shield of Minnesota
YCP	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YCQ	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YCR	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YCS	Colorado	Anthem Blue-Cross Blue-Shield of Colorado
YCT	Connecticut	Anthem Blue-Cross Blue-Shield of Connecticut
YCU	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YCV	-	Unallocated/Not Assigned
YCW	Idaho	Blue-Cross of Idaho
YCX	Georgia	Anthem Blue-Cross Blue-Shield of Georgia
YCY	California	Anthem Blue-Cross
YCZ	New York	Empire Blue-Cross Blue-Shield of New York
YDA	-	Unallocated/Not Assigned
YDB	Nebraska	Blue-Cross Blue-Shield of Nebraska
YDC	Montana	Blue-Cross Blue-Shield of Montana
YDD	Montana	Blue-Cross Blue-Shield of Montana
YDE	Montana	Blue-Cross Blue-Shield of Montana
YDF	Montana	Blue-Cross Blue-Shield of Montana
YDG	Montana	Blue-Cross Blue-Shield of Montana
YDH	California	Anthem Blue-Cross
YDI	-	Unallocated/Not Assigned
YDJ	Montana	Blue-Cross Blue-Shield of Montana
YDK	Montana	Blue-Cross Blue-Shield of Montana
YDL	Montana	Blue-Cross Blue-Shield of Montana
YDM	Montana	Blue-Cross Blue-Shield of Montana
YDN	Montana	Blue-Cross Blue-Shield of Montana
YDO	Rhode Island	Blue-Cross Blue-Shield of Rhode Island
YDP	Kentucky	Anthem Blue-Cross Blue-Shield of Kentucky
YDQ	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YDR	Montana	Blue-Cross Blue-Shield of Montana
YDS	Montana	Blue-Cross Blue-Shield of Montana
YDT	Montana	Blue-Cross Blue-Shield of Montana
YDU	Montana	Blue-Cross Blue-Shield of Montana
YDV	Montana	Blue-Cross Blue-Shield of Montana
YDW	Alaska	Premera Blue-Cross Blue-Shield of Alaska
YDX	Texas	Blue-Cross Blue-Shield of Texas
YDY	New York	Empire Blue-Cross Blue-Shield of New York
YDZ	New York (Western)	Blue-Cross Blue-Shield of Western New York
YEA	-	Unallocated/Not Assigned
YEB	California	Blue-Shield of California
YEC	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YED	Nebraska	Blue-Cross Blue-Shield of Nebraska
YEE	California	Blue-Shield of California
YEF	Nebraska	Blue-Cross Blue-Shield of Nebraska
YEG	Nebraska	Blue-Cross Blue-Shield of Nebraska
YEH	Nebraska	Blue-Cross Blue-Shield of Nebraska
YEI	North Dakota	Blue-Cross Blue-Shield of North Dakota
YEJ	-	Unallocated/Not Assigned
YEK	Nebraska	Blue-Cross Blue-Shield of Nebraska
YEL	Minnesota	Blue-Cross Blue-Shield of Minnesota
YEM	Nebraska	Blue-Cross Blue-Shield of Nebraska
YEN	-	Unallocated/Not Assigned
YEO	North Dakota	Blue-Cross Blue-Shield of North Dakota
YEP	North Dakota	Blue-Cross Blue-Shield of North Dakota
YEQ	Nebraska	Blue-Cross Blue-Shield of Nebraska
YER	North Dakota	Blue-Cross Blue-Shield of North Dakota
YES	Nebraska	Blue-Cross Blue-Shield of Nebraska
YET	Illinois	Blue-Cross Blue-Shield of Illinois
YEU	-	Unallocated/Not Assigned
YEV	California	Blue-Shield of California
YEW	New York	Empire Blue-Cross Blue-Shield of New York
YEX	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YEY	New York	Empire Blue-Cross Blue-Shield of New York
YEZ	Nebraska	Blue-Cross Blue-Shield of Nebraska
YFA	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFB	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFC	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFD	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFE	Illinois	Blue-Cross Blue-Shield of Illinois
YFF	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFG	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFH	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFI	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFJ	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFK	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFL	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFM	Nebraska	Blue-Cross Blue-Shield of Nebraska
YFN	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFO	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFP	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFQ	-	Unallocated/Not Assigned
YFR	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFS	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YFT	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFU	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFV	Connecticut	Anthem Blue-Cross Blue-Shield of Connecticut
YFW	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFX	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFY	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YFZ	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YGA	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGB	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGC	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGD	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGE	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGF	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGG	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGH	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGI	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGJ	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGK	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGL	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGM	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGN	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGO	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGP	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGQ	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGR	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGS	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGT	-	Unallocated/Not Assigned
YGU	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGV	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGW	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGX	New Hampshire	Anthem Blue-Cross Blue-Shield of New Hampshire
YGY	California	Blue-Shield of California
YGZ	Georgia	Anthem Blue-Cross Blue-Shield of Georgia
YHA	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHB	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHC	-	Unallocated/Not Assigned
YHD	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHE	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHF	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHG	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHH	Connecticut	Anthem Blue-Cross Blue-Shield of Connecticut
YHI	North Carolina	Blue-Cross Blue-Shield of North Carolina
YHJ	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YHK	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YHL	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHM	South Dakota/Iowa	Wellmark Blue-Cross Blue-Shield
YHN	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHO	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHP	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHQ	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHR	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHS	South Dakota/Iowa	Wellmark Blue-Cross Blue-Shield
YHT	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YHU	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YHV	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YHW	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHX	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHY	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YHZ	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YIA	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIB	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIC	New Mexico	Blue-Cross Blue-Shield of New Mexico
YID	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIE	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIF	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIG	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIH	New Mexico	Blue-Cross Blue-Shield of New Mexico
YII	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIJ	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIK	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIL	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIM	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIN	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIO	-	Unallocated/Not Assigned
YIP	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIQ	-	Unallocated/Not Assigned
YIR	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIS	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIT	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIU	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIV	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIW	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIX	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIY	New Mexico	Blue-Cross Blue-Shield of New Mexico
YIZ	New Mexico	Blue-Cross Blue-Shield of New Mexico
YJA	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJB	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJC	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJD	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJE	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJF	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJG	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJH	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJI	Maryland/District of Columbia/Northern Virginia	Carefirst Blue-Cross Blue-Shield
YJJ	Kansas City	Blue-Cross Blue-Shield of Kansas City
YJK	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJL	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJM	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJN	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJO	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJP	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJQ	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJR	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJS	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJT	Kansas City	Blue-Cross Blue-Shield of Kansas City
YJU	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJV	Kansas City	Blue-Cross Blue-Shield of Kansas City
YJW	Kansas City	Blue-Cross Blue-Shield of Kansas City
YJX	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJY	New York (Western)	Blue-Cross Blue-Shield of Western New York
YJZ	New York (Western)	Blue-Cross Blue-Shield of Western New York
YKA	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKB	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKC	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKD	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKE	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKF	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKG	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKH	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKI	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKJ	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKK	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKL	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKM	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKN	South Dakota/Iowa	Wellmark Blue-Cross Blue-Shield
YKO	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKP	South Dakota/Iowa	Wellmark Blue-Cross Blue-Shield
YKQ	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKR	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKS	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKT	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKU	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YKV	Nebraska	Blue-Cross Blue-Shield of Nebraska
YKW	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YKX	Colorado	Anthem Blue-Cross Blue-Shield of Colorado
YKY	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YKZ	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YLA	New York	Empire Blue-Cross Blue-Shield of New York
YLB	New York	Empire Blue-Cross Blue-Shield of New York
YLC	New York	Empire Blue-Cross Blue-Shield of New York
YLD	New York	Empire Blue-Cross Blue-Shield of New York
YLE	New York	Empire Blue-Cross Blue-Shield of New York
YLF	New York	Empire Blue-Cross Blue-Shield of New York
YLG	-	Unallocated/Not Assigned
YLH	New York	Empire Blue-Cross Blue-Shield of New York
YLI	Michigan	Blue-Cross Blue-Shield of Michigan
YLJ	New York	Empire Blue-Cross Blue-Shield of New York
YLK	New York	Empire Blue-Cross Blue-Shield of New York
YLL	New York	Empire Blue-Cross Blue-Shield of New York
YLM	New York	Empire Blue-Cross Blue-Shield of New York
YLN	New York	Empire Blue-Cross Blue-Shield of New York
YLO	New York	Empire Blue-Cross Blue-Shield of New York
YLP	New York	Empire Blue-Cross Blue-Shield of New York
YLQ	New York	Empire Blue-Cross Blue-Shield of New York
YLR	New York	Empire Blue-Cross Blue-Shield of New York
YLS BCBS Prefix	New York	Empire Blue-Cross Blue-Shield of New York
YLT	New York	Empire Blue-Cross Blue-Shield of New York
YLU	New York	Empire Blue-Cross Blue-Shield of New York
YLV	New York	Empire Blue-Cross Blue-Shield of New York
YLW	New York	Empire Blue-Cross Blue-Shield of New York
YLX	New York	Empire Blue-Cross Blue-Shield of New York
YLY	New York	Empire Blue-Cross Blue-Shield of New York
YLZ	New York	Empire Blue-Cross Blue-Shield of New York
YMA	Nebraska	Blue-Cross Blue-Shield of Nebraska
YMB	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YMC	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YMD	Delaware	Highmark Blue-Cross Blue-Shield of Delaware
YME	North Dakota	Blue-Cross Blue-Shield of North Dakota
YMF	Illinois	Blue-Cross Blue-Shield of Illinois
YMG	Minnesota	Blue-Cross Blue-Shield of Minnesota
YMH	-	Unallocated/Not Assigned
YMI	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YMJ	Alaska	Premera Blue-Cross Blue-Shield of Alaska
YMK	Alaska	Premera Blue-Cross Blue-Shield of Alaska
YML	Alaska	Premera Blue-Cross Blue-Shield of Alaska
YMM	-	Unallocated/Not Assigned
YMN	-	Unallocated/Not Assigned
YMO	Georgia	Anthem Blue-Cross Blue-Shield of Georgia
YMP	New York	Empire Blue-Cross Blue-Shield of New York
YMQ	California	Anthem Blue-Cross
YMR	Maryland/District of Columbia/Northern Virginia	Carefirst Blue-Cross Blue-Shield
YMS	California	Blue-Shield of California
YMT	Idaho	Blue-Cross of Idaho
YMU	California	Anthem Blue-Cross
YMV	Idaho	Blue-Cross of Idaho
YMW	Connecticut	Anthem Blue-Cross Blue-Shield of Connecticut
YMX	Alaska	Premera Blue-Cross of Alaska
YMY	California	Anthem Blue-Cross
YMZ	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YNA	California	Blue-Shield of California
YNB	New York	Excellus Blue-Cross Blue-Shield of New York
YNC	New York	Excellus Blue-Cross Blue-Shield of New York
YND	New York	Excellus Blue-Cross Blue-Shield of New York
YNE	New York	Excellus Blue-Cross Blue-Shield of New York
YNF	Minnesota	Blue-Cross Blue-Shield of Minnesota
YNG	New York	Excellus Blue-Cross Blue-Shield of New York
YNH	New York	Excellus Blue-Cross Blue-Shield of New York
YNI	New York	Excellus Blue-Cross Blue-Shield of New York
YNJ	New York	Excellus Blue-Cross Blue-Shield of New York
YNK	Illinois	Blue-Cross Blue-Shield of Illinois
YNL	New York	Excellus Blue-Cross Blue-Shield of New York
YNM	New York	Excellus Blue-Cross Blue-Shield of New York
YNN	Nebraska	Blue-Cross Blue-Shield of Nebraska
YNO	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YNP	Illinois	Blue-Cross Blue-Shield of Illinois
YNQ	Nebraska	Blue-Cross Blue-Shield of Nebraska
YNR	North Dakota	Blue-Cross Blue-Shield of North Dakota
YNS	New York	Excellus Blue-Cross Blue-Shield of New York
YNT	-	Unallocated/Not Assigned
YNU	Illinois	Blue-Cross Blue-Shield of Illinois
YNV	-	Unallocated/Not Assigned
YNW	California	Anthem Blue-Cross
YNX	Nebraska	Blue-Cross Blue-Shield of Nebraska
YNY	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YNZ	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YOA	California	Blue-Shield of California
YOB	New York (Western)	Blue-Cross Blue-Shield of Western New York
YOC	California	Blue-Shield of California
YOD	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YOE	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YOF	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YOG	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YOH	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YOI	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YOJ	Wisconsin	Anthem Blue-Cross Blue-Shield of Wisconsin
YOK	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YOL	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YOM	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YON	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YOO	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YOP	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YOQ	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YOR	Alaska	Premera Blue-Cross Blue-Shield of Alaska
YOS	Wisconsin	Anthem Blue-Cross Blue-Shield of Wisconsin
YOT	Rhode Island	Blue-Cross Blue-Shield of Rhode Island
YOU	California	Blue-Shield of California
YOV	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YOW	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YOX	Maryland/District of Columbia/Northern Virginia	Carefirst Blue-Cross Blue-Shield
YOY	Maryland/District of Columbia/Northern Virginia	Carefirst Blue-Cross Blue-Shield
YOZ	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YPA	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPB	Rhode Island	Blue-Cross Blue-Shield of Rhode Island
YPC	-	Unallocated/Not Assigned
YPD	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPE	-	Unallocated/Not Assigned
YPF	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPG	-	Unallocated/Not Assigned
YPH	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPI BCBS Prefix	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPJ	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPK	Rhode Island	Blue-Cross Blue-Shield of Rhode Island
YPL	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPM	-	Unallocated/Not Assigned
YPN	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPO	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPP	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPQ	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPR	-	Unallocated/Not Assigned
YPS BCBS Prefix	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPT	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPU	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPV	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPW	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPX	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPY BCBS Prefix	North Carolina	Blue-Cross Blue-Shield of North Carolina
YPZ	North Carolina	Blue-Cross Blue-Shield of North Carolina
YQA	-	Unallocated/Not Assigned
YQB	-	Unallocated/Not Assigned
YQC	-	Unallocated/Not Assigned
YQD	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQE	-	Unallocated/Not Assigned
YQF	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQG	-	Unallocated/Not Assigned
YQH	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQI	-	Unallocated/Not Assigned
YQJ	-	Unallocated/Not Assigned
YQK	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQL	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQM	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQN	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQO	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQP	-	Unallocated/Not Assigned
YQQ	-	Unallocated/Not Assigned
YQR	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQS	-	Unallocated/Not Assigned
YQT	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQU	-	Unallocated/Not Assigned
YQV	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQW	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQX	-	Unallocated/Not Assigned
YQY	North Dakota	Blue-Cross Blue-Shield of North Dakota
YQZ	New York (Western)	Blue-Cross Blue-Shield of Western New York
YRA	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRB	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRC	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YRD	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YRE	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRF	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRG	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRH	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YRI	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YRJ	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRK	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YRL	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRM	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRN	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRO	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRP BCBS Prefix	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRQ	Missouri	Anthem Blue-Cross Blue-Shield of Missouri
YRR	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRS	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRT	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRU	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRV	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YRW	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YRX	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRY	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YRZ	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YSA	Idaho	Blue-Cross of Idaho
YSB	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YSC	Minnesota	Blue-Cross Blue-Shield of Minnesota
YSD	Wisconsin	Anthem Blue-Cross Blue-Shield of Wisconsin
YSE	-	Unallocated/Not Assigned
YSF	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YSG	California	Blue-Shield of California
YSH	-	Unallocated/Not Assigned
YSI	-	Unallocated/Not Assigned
YSJ	Alaska	Premera Blue-Cross of Alaska
YSK	-	Unallocated/Not Assigned
YSL	Alaska	Premera Blue-Cross Blue-Shield of Alaska
YSM	Alabama	Blue-Cross Blue-Shield of Alabama
YSN	California	Anthem Blue-Cross
YSO	New York (Western)	Blue-Cross Blue-Shield of Western New York
YSP	-	Unallocated/Not Assigned
YSQ	California	Anthem Blue-Cross
YSR	Texas	Blue-Cross Blue-Shield of Texas
YSS	Massachusetts	Blue-Cross Blue-Shield of Massachusetts
YST	-	Unallocated/Not Assigned
YSU	Georgia	Anthem Blue-Cross Blue-Shield of Georgia
YSV	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YSW	Idaho	Blue-Cross of Idaho
YSX	Rhode Island	Blue-Cross Blue-Shield of Rhode Island
YSY	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YSZ	Wisconsin	Anthem Blue-Cross Blue-Shield of Wisconsin
YTA	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTB	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTC	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTD	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTE	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTF	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTG	-	Unallocated/Not Assigned
YTH	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTI	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTJ	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTK	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTL	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTM	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTN	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTO	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTP	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTQ	-	Unallocated/Not Assigned
YTR	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTS	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTT	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTU	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTV	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTW	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTX	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YTY	-	Unallocated/Not Assigned
YTZ	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YUA	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUB	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUC	-	Unallocated/Not Assigned
YUD	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUE	-	Unallocated/Not Assigned
YUF	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUG	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUH	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUI	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUJ	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUK	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUL	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUM	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUN	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUO	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUP BCBS Prefix	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUQ	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUR	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUS	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUT	New Mexico	Blue-Cross Blue-Shield of New Mexico
YUU	-	Unallocated/Not Assigned
YUV	Illinois	Blue-Cross Blue-Shield of Illinois
YUW	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUX	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUY	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YUZ	Oklahoma	Blue-Cross Blue-Shield of Oklahoma
YVA	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVB	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVC	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVD	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVE	Virginia	Anthem Blue-Cross Blue-Shield of Virginia
YVF	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVG	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVH	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVI	Pennsylvania	Capital Blue-Cross of Pennsylvania
YVJ	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YVK	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YVL	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVM	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVN	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVO	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVP	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVQ	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVR	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVS	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVT	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVU	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVV	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVW	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVX	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YVY	Connecticut	Anthem Blue-Cross Blue-Shield of Connecticut
YVZ	Oregon/Idaho/Utah/Washington	Regence Blue-Cross Blue-Shield
YWA	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWB	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWC	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWD	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWE	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWF	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWG	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWH	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWI	Wisconsin	Anthem Blue-Cross Blue-Shield of Wisconsin
YWJ	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWK	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWL	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YWM	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWN	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWO	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YWP BCBS Prefix	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWQ	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YWR	-	Unallocated/Not Assigned
YWS	-	Unallocated/Not Assigned
YWT	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWU	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YWV	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWW	Pennsylvania	Capital Blue-Cross of Pennsylvania
YWX	New York	Empire Blue-Cross Blue-Shield of New York
YWY	Wyoming	Blue-Cross Blue-Shield of Wyoming
YWZ	Pennsylvania	Capital Blue-Cross of Pennsylvania
YXA	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXB	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXC	New York	Empire Blue-Cross Blue-Shield of New York
YXD	New York	Empire Blue-Cross Blue-Shield of New York
YXE	New York	Empire Blue-Cross Blue-Shield of New York
YXF BCBS Prefix	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXG	New York	Empire Blue-Cross Blue-Shield of New York
YXH	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YXI	-	Unallocated/Not Assigned
YXJ	New York	Empire Blue-Cross Blue-Shield of New York
YXK	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXL	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXM	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXN	Nebraska	Blue-Cross Blue-Shield of Nebraska
YXO	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXP	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXQ	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXR	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXS	New York	Empire Blue-Cross Blue-Shield of New York
YXT	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXU	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXV	New York	Empire Blue-Cross Blue-Shield of New York
YXW	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXX	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXY	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YXZ	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania
YYA	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYB	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYC	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYD	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYE	-	Unallocated/Not Assigned
YYF	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYG	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYH	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYI	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYJ	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYK	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYL	Connecticut	Anthem Blue-Cross Blue-Shield of Connecticut
YYM BCBS Prefix	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYN	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYO	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYP	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYQ	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYR	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYS	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYT	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYU	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYV	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYW	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYX	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YYY	New Jersey	Horizon Blue-Cross Blue-Shield of New Jersey
YYZ	Pennsylvania	Highmark Blue-Cross Blue-Shield of Pennsylvania
YZA	Kentucky	Anthem Blue-Cross Blue-Shield of Kentucky
YZB	Colorado	Anthem Blue-Cross Blue-Shield of Colorado
YZC	California	Anthem Blue-Cross
YZD BCBS Prefix	Indiana	Anthem Blue-Cross Blue-Shield of Indiana
YZE BCBS Prefix	Kentucky	Anthem Blue-Cross Blue-Shield of Kentucky
YZF	Kentucky	Anthem Blue-Cross Blue-Shield of Kentucky
YZG	Kentucky	Anthem Blue-Cross Blue-Shield of Kentucky
YZH	-	Unallocated/Not Assigned
YZI	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YZJ	Kentucky	Anthem Blue-Cross Blue-Shield of Kentucky
YZK	Connecticut	Anthem Blue-Cross Blue-Shield of Connecticut
YZL	Nebraska	Blue-Cross Blue-Shield of Nebraska
YZM	-	Unallocated/Not Assigned
YZN	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YZO	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YZP	Rhode Island	Blue-Cross Blue-Shield of Rhode Island
YZQ	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YZR	New York	Empire Blue-Cross Blue-Shield of New York
YZS	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YZT	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YZU	California	Anthem Blue-Cross
YZV	Nevada	Anthem Blue-Cross Blue-Shield of Nevada
YZW	New York (Western)	Blue-Cross Blue-Shield of Western New York
YZX	New York (Western)	Blue-Cross Blue-Shield of Western New York
YZY	Ohio	Anthem Blue-Cross Blue-Shield of Ohio
YZZ	Kentucky	Anthem Blue-Cross Blue-Shield of Kentucky

BCBS Prefix List YAA to YZZ

Blue Cross Blue Shield Provider Phone Number

Blue Cross Blue Shield Federal Phone Number