Country codes: C

 Cambodia

ISO 3166-1 numeric 116	ISO 3166-1 alpha-3 KHM	ISO 3166-1 alpha-2 KH	ICAO airport code prefix VD
E.164 code 855	IOC country code CAM	Country code top-level domain .kh	ICAO aircraft regis. prefix XU-
E.212 mobile country code 456	NATO three-letter code KHM	NATO two-letter code CB	LOC MARC code CB
ITU Maritime ID 514, 515	ITU letter code CBG	FIPS country code CB	License plate code K
GS1 GTIN prefix 884	UNDP country code CMB	WMO country code KP	ITU callsign prefixes XUA-XUZ

 Cameroon

ISO 3166-1 numeric 120	ISO 3166-1 alpha-3 CMR	ISO 3166-1 alpha-2 CM	ICAO airport code prefix FK
E.164 code 237	IOC country code CMR	Country code top-level domain .cm	ICAO aircraft regis. prefix TJ-
E.212 mobile country code 624	NATO three-letter code CMR	NATO two-letter code CM	LOC MARC code CM
ITU Maritime ID 613	ITU letter code CME	FIPS country code CM	License plate code CAM
GS1 GTIN prefix 617	UNDP country code CMR	WMO country code CM	ITU callsign prefixes TJA-TJZ

 Canada

ISO 3166-1 numeric 124	ISO 3166-1 alpha-3 CAN	ISO 3166-1 alpha-2 CA	ICAO airport code prefix C
E.164 code 1	IOC country code CAN	Country code top-level domain .ca	ICAO aircraft regis. prefix C-, CF-, CG-
E.212 mobile country code 302	NATO three-letter code CAN	NATO two-letter code CA	LOC MARC code CN
ITU Maritime ID 316	ITU letter code CAN	FIPS country code CA	License plate code CDN
GS1 GTIN prefix 000-139, 754-755	UNDP country code CAN	WMO country code CN	ITU callsign prefixes CFA-CKZ, CYA-CZZ, VAA-VGZ VOA-VOZ, VXA-VYZ, XJA-XOZ

 Cape Verde

ISO 3166-1 numeric 132	ISO 3166-1 alpha-3 CPV	ISO 3166-1 alpha-2 CV	ICAO airport code prefix GV
E.164 code 238	IOC country code CPV	Country code top-level domain .cv	ICAO aircraft regis. prefix D4-
E.212 mobile country code 625	NATO three-letter code CPV	NATO two-letter code CV	LOC MARC code CV
ITU Maritime ID 617	ITU letter code CPV	FIPS country code CV	License plate code CV (unofficial)
GS1 GTIN prefix —	UNDP country code CVI	WMO country code CV	ITU callsign prefixes D4A-D4Z

 Caribbean Netherlands

ISO 3166-1 numeric 535	ISO 3166-1 alpha-3 BES	ISO 3166-1 alpha-2 BQ	ICAO airport code prefix TN
E.164 code 599	IOC country code —	Country code top-level domain .bq	ICAO aircraft regis. prefix —
E.212 mobile country code —	NATO three-letter code —	NATO two-letter code —	LOC MARC code —
ITU Maritime ID —	ITU letter code —	FIPS country code —	License plate code —
GS1 GTIN prefix —	UNDP country code —	WMO country code —	ITU callsign prefixes PJA-PJZ

 Cayman Islands (British territory)

ISO 3166-1 numeric 136	ISO 3166-1 alpha-3 CYM	ISO 3166-1 alpha-2 KY	ICAO airport code prefix MW
E.164 code 1	IOC country code CAY	Country code top-level domain .ky	ICAO aircraft regis. prefix VR-C-
E.212 mobile country code 346	NATO three-letter code CYM	NATO two-letter code CJ	LOC MARC code CJ
ITU Maritime ID 319	ITU letter code CYM	FIPS country code CJ	License plate code —
GS1 GTIN prefix —	UNDP country code CAY	WMO country code GC	ITU callsign prefixes —

 Central African Republic

ISO 3166-1 numeric 140	ISO 3166-1 alpha-3 CAF	ISO 3166-1 alpha-2 CF	ICAO airport code prefix FE
E.164 code 236	IOC country code CAF	Country code top-level domain .cf	ICAO aircraft regis. prefix TL-
E.212 mobile country code 623	NATO three-letter code CAF	NATO two-letter code CT	LOC MARC code CX
ITU Maritime ID 612	ITU letter code CAF	FIPS country code CT	License plate code RCA
GS1 GTIN prefix —	UNDP country code CAF	WMO country code CE	ITU callsign prefixes TLA-TLZ

 Chad

ISO 3166-1 numeric 148	ISO 3166-1 alpha-3 TCD	ISO 3166-1 alpha-2 TD	ICAO airport code prefix FT
E.164 code 235	IOC country code CHA	Country code top-level domain .td	ICAO aircraft regis. prefix TT-
E.212 mobile country code 622	NATO three-letter code TCD	NATO two-letter code CD	LOC MARC code CD
ITU Maritime ID 670	ITU letter code TCD	FIPS country code CD	License plate code TCH, TD
GS1 GTIN prefix —	UNDP country code CHD	WMO country code CD	ITU callsign prefixes TTA-TTZ

 Chile

ISO 3166-1 numeric 152	ISO 3166-1 alpha-3 CHL	ISO 3166-1 alpha-2 CL	ICAO airport code prefix SC, NE
E.164 code 56	IOC country code CHI	Country code top-level domain .cl	ICAO aircraft regis. prefix CC-
E.212 mobile country code 730	NATO three-letter code CHL	NATO two-letter code CI	LOC MARC code CL
ITU Maritime ID 725	ITU letter code CHL	FIPS country code CI	License plate code RCH
GS1 GTIN prefix 780	UNDP country code CHI	WMO country code CH	ITU callsign prefixes 3GA-3GZ,CAA-CEZ,XQA-XRZ

 China

ISO 3166-1 numeric 156	ISO 3166-1 alpha-3 CHN	ISO 3166-1 alpha-2 CN	ICAO airport code prefix ZB, ZG, ZH, ZJ, ZL, ZP, ZS, ZT, ZU, ZW, ZY[a]
E.164 code 86	IOC country code CHN	Country code top-level domain .cn	ICAO aircraft regis. prefix B-
E.212 mobile country code 460, 461	NATO three-letter code CHN	NATO two-letter code CH	LOC MARC code CC
ITU Maritime ID 412, 413	ITU letter code CHN	FIPS country code CH	License plate code PRC (unofficial)
GS1 GTIN prefix 690-699	UNDP country code CPR	WMO country code CI	ITU callsign prefixes 3HA-3UZ,BAA-BZZ,XSA-XSZ

Notes

1. RC is Taiwan, VH is Hong Kong, VM is Macao

 Christmas Island (territory of Australia)

ISO 3166-1 numeric 162	ISO 3166-1 alpha-3 CXR	ISO 3166-1 alpha-2 CX	ICAO airport code prefix YP
E.164 code 61	IOC country code —	Country code top-level domain .cx	ICAO aircraft regis. prefix VH-
E.212 mobile country code 505	NATO three-letter code CXR	NATO two-letter code KT	LOC MARC code XA
ITU Maritime ID 516	ITU letter code CHR	FIPS country code KT	License plate code —
GS1 GTIN prefix —	UNDP country code —	WMO country code KI	ITU callsign prefixes —

 Cocos (Keeling) Islands (territory of Australia)

ISO 3166-1 numeric 166	ISO 3166-1 alpha-3 CCK	ISO 3166-1 alpha-2 CC	ICAO airport code prefix —
E.164 code 61	IOC country code —	Country code top-level domain .cc	ICAO aircraft regis. prefix VH-
E.212 mobile country code 505	NATO three-letter code CCK	NATO two-letter code CK	LOC MARC code XB
ITU Maritime ID 523	ITU letter code ICO	FIPS country code CK	License plate code —
GS1 GTIN prefix —	UNDP country code —	WMO country code KK	ITU callsign prefixes —

 Colombia

ISO 3166-1 numeric 170	ISO 3166-1 alpha-3 COL	ISO 3166-1 alpha-2 CO	ICAO airport code prefix SK
E.164 code 57	IOC country code COL	Country code top-level domain .co	ICAO aircraft regis. prefix HJ-, HK-
E.212 mobile country code 732	NATO three-letter code COL	NATO two-letter code CO	LOC MARC code CK
ITU Maritime ID 730	ITU letter code CLM	FIPS country code CO	License plate code CO
GS1 GTIN prefix 770-771	UNDP country code COL	WMO country code CO	ITU callsign prefixes 5JA-5KZ, HJA-HKZ

 Comoros

ISO 3166-1 numeric 174	ISO 3166-1 alpha-3 COM	ISO 3166-1 alpha-2 KM	ICAO airport code prefix FMC
E.164 code 269	IOC country code COM	Country code top-level domain .km	ICAO aircraft regis. prefix D6-
E.212 mobile country code 654	NATO three-letter code COM	NATO two-letter code CN	LOC MARC code CQ
ITU Maritime ID 616	ITU letter code COM	FIPS country code CN	License plate code COM (unofficial)
GS1 GTIN prefix —	UNDP country code COI	WMO country code IC	ITU callsign prefixes D6A-D6Z

 Democratic Republic of the Congo

ISO 3166-1 numeric 180	ISO 3166-1 alpha-3 COD	ISO 3166-1 alpha-2 CD	ICAO airport code prefix FZ
E.164 code 243	IOC country code COD	Country code top-level domain .cd	ICAO aircraft regis. prefix 9Q-
E.212 mobile country code 630	NATO three-letter code COD	NATO two-letter code CG	LOC MARC code CG
ITU Maritime ID 676	ITU letter code COD	FIPS country code CG	License plate code ZRE
GS1 GTIN prefix —	UNDP country code ZAI[a]	WMO country code ZR	ITU callsign prefixes 9OA-9TZ

Notes

1. formerly Zaire (1997)

 Republic of the Congo

ISO 3166-1 numeric 178	ISO 3166-1 alpha-3 COG	ISO 3166-1 alpha-2 CG	ICAO airport code prefix FC
E.164 code 242	IOC country code CGO	Country code top-level domain .cg	ICAO aircraft regis. prefix TN-
E.212 mobile country code 629	NATO three-letter code COG	NATO two-letter code CF	LOC MARC code CF
ITU Maritime ID 615	ITU letter code COG	FIPS country code CF	License plate code RCB
GS1 GTIN prefix —	UNDP country code PRC[a]	WMO country code CG	ITU callsign prefixes TNA-TNZ

Notes

1. formerly People's Republic of Congo (1970–1992)

 Cook Islands (associated with New Zealand)

ISO 3166-1 numeric 184	ISO 3166-1 alpha-3 COK	ISO 3166-1 alpha-2 CK	ICAO airport code prefix NC
E.164 code 682	IOC country code COK	Country code top-level domain .ck	ICAO aircraft regis. prefix —
E.212 mobile country code 548	NATO three-letter code COK	NATO two-letter code CW	LOC MARC code CW
ITU Maritime ID 518	ITU letter code CKH	FIPS country code CW	License plate code COK (unofficial)
GS1 GTIN prefix —	UNDP country code CKI	WMO country code KU	ITU callsign prefixes E5A-E5Z

 Costa Rica

ISO 3166-1 numeric 188	ISO 3166-1 alpha-3 CRI	ISO 3166-1 alpha-2 CR	ICAO airport code prefix MR
E.164 code 506	IOC country code CRC	Country code top-level domain .cr	ICAO aircraft regis. prefix TI-
E.212 mobile country code 712	NATO three-letter code CRI	NATO two-letter code CS	LOC MARC code CR
ITU Maritime ID 321	ITU letter code CTR	FIPS country code CS	License plate code CR
GS1 GTIN prefix 744	UNDP country code COS	WMO country code CS	ITU callsign prefixes TEA-TEZ, TIA-TIZ

 Croatia

ISO 3166-1 numeric 191	ISO 3166-1 alpha-3 HRV	ISO 3166-1 alpha-2 HR	ICAO airport code prefix LD
E.164 code 385	IOC country code CRO	Country code top-level domain .hr	ICAO aircraft regis. prefix 9A-
E.212 mobile country code 219	NATO three-letter code HRV	NATO two-letter code HR	LOC MARC code CI
ITU Maritime ID 238	ITU letter code HRV	FIPS country code HR	License plate code HR
GS1 GTIN prefix 385	UNDP country code CRO	WMO country code HR	ITU callsign prefixes 9AA-9AZ

 Cuba

ISO 3166-1 numeric 192	ISO 3166-1 alpha-3 CUB	ISO 3166-1 alpha-2 CU	ICAO airport code prefix MU
E.164 code 53	IOC country code CUB	Country code top-level domain .cu	ICAO aircraft regis. prefix CU-
E.212 mobile country code 368	NATO three-letter code CUB	NATO two-letter code CU	LOC MARC code CU
ITU Maritime ID 323	ITU letter code CUB	FIPS country code CU	License plate code CU
GS1 GTIN prefix 850	UNDP country code CUB	WMO country code CU	ITU callsign prefixes CLA-CMZ,COA-COZ,T4A-T4Z

 Curaçao (Kingdom of the Netherlands)

ISO 3166-1 numeric 531	ISO 3166-1 alpha-3 CUW	ISO 3166-1 alpha-2 CW	ICAO airport code prefix TN
E.164 code 599	IOC country code —	Country code top-level domain .cw	ICAO aircraft regis. prefix PJ
E.212 mobile country code 362	NATO three-letter code —	NATO two-letter code —	LOC MARC code NA
ITU Maritime ID 306	ITU letter code CUW	FIPS country code —	License plate code —
GS1 GTIN prefix —	UNDP country code —	WMO country code NU	ITU callsign prefixes PJA-PJZ

 Cyprus

ISO 3166-1 numeric 196	ISO 3166-1 alpha-3 CYP	ISO 3166-1 alpha-2 CY	ICAO airport code prefix LC
E.164 code 357	IOC country code CYP	Country code top-level domain .cy	ICAO aircraft regis. prefix 5B-
E.212 mobile country code 280	NATO three-letter code CYP	NATO two-letter code CY	LOC MARC code CY
ITU Maritime ID 209, 210, 212	ITU letter code CYP	FIPS country code CY	License plate code CY
GS1 GTIN prefix 529	UNDP country code CYP	WMO country code CY	ITU callsign prefixes 5BA-5BZ, C4A-C4Z H2A-H2Z, P3A-P3Z

 Czech Republic

ISO 3166-1 numeric 203	ISO 3166-1 alpha-3 CZE	ISO 3166-1 alpha-2 CZ	ICAO airport code prefix LK
E.164 code 420	IOC country code CZE	Country code top-level domain .cz	ICAO aircraft regis. prefix OK-
E.212 mobile country code 230	NATO three-letter code CZE	NATO two-letter code CZ	LOC MARC code XR
ITU Maritime ID 270	ITU letter code CZE	FIPS country code EZ	License plate code CZ
GS1 GTIN prefix 859	UNDP country code CEH	WMO country code CZ	ITU callsign prefixes OKA-OLZ