Haiti
| ISO 3166-1 numeric 332  | 
ISO 3166-1 alpha-3 HTI  | 
ISO 3166-1 alpha-2 HT  | 
ICAO airport code prefix MT  | 
| E.164 code 509  | 
IOC country code HAI  | 
Country code top-level domain .ht  | 
ICAO aircraft regis. prefix HH-  | 
| E.212 mobile country code 372  | 
NATO three-letter code HTI  | 
NATO two-letter code HA  | 
LOC MARC code HT  | 
| ITU Maritime ID 336  | 
ITU letter code HTI  | 
FIPS country code HA  | 
License plate code RH  | 
| GS1 GTIN prefix —  | 
UNDP country code HAI  | 
WMO country code HA  | 
ITU callsign prefixes 4VA-4VZ, HHA-HHZ  | 
 Heard Island and McDonald Islands (territory of Australia)
| ISO 3166-1 numeric 334  | 
ISO 3166-1 alpha-3 HMD  | 
ISO 3166-1 alpha-2 HM  | 
ICAO airport code prefix —  | 
| E.164 code 672  | 
IOC country code —  | 
Country code top-level domain .hm  | 
ICAO aircraft regis. prefix VH-  | 
| E.212 mobile country code 505  | 
NATO three-letter code HMD  | 
NATO two-letter code HM  | 
LOC MARC code HM  | 
| ITU Maritime ID —  | 
ITU letter code HMD  | 
FIPS country code HM  | 
License plate code —  | 
| GS1 GTIN prefix —  | 
UNDP country code —  | 
WMO country code —  | 
ITU callsign prefixes —  | 
 Honduras
| ISO 3166-1 numeric 340  | 
ISO 3166-1 alpha-3 HND  | 
ISO 3166-1 alpha-2 HN  | 
ICAO airport code prefix MH  | 
| E.164 code 504  | 
IOC country code HON  | 
Country code top-level domain .hn  | 
ICAO aircraft regis. prefix HR-  | 
| E.212 mobile country code 708  | 
NATO three-letter code HND  | 
NATO two-letter code HO  | 
LOC MARC code HO  | 
| ITU Maritime ID 334  | 
ITU letter code HND  | 
FIPS country code HO  | 
License plate code HN (unofficial)  | 
| GS1 GTIN prefix 742  | 
UNDP country code HON  | 
WMO country code HO  | 
ITU callsign prefixes HQA-HRZ  | 
 Hong Kong (region of China)
| ISO 3166-1 numeric 344  | 
ISO 3166-1 alpha-3 HKG  | 
ISO 3166-1 alpha-2 HK  | 
ICAO airport code prefix VH  | 
| E.164 code 852  | 
IOC country code HKG  | 
Country code top-level domain .hk  | 
ICAO aircraft regis. prefix B-H/B-K/B-L  | 
| E.212 mobile country code 454  | 
NATO three-letter code HKG  | 
NATO two-letter code HK  | 
LOC MARC code HK  | 
| ITU Maritime ID 477  | 
ITU letter code HKG  | 
FIPS country code HK  | 
License plate code HK (officially obsolete)  | 
| GS1 GTIN prefix 489  | 
UNDP country code HOK  | 
WMO country code HK  | 
ITU callsign prefixes VRA-VRZ  | 
 Hungary
| ISO 3166-1 numeric 348  | 
ISO 3166-1 alpha-3 HUN  | 
ISO 3166-1 alpha-2 HU  | 
ICAO airport code prefix LH  | 
| E.164 code 36  | 
IOC country code HUN  | 
Country code top-level domain .hu  | 
ICAO aircraft regis. prefix HA-  | 
| E.212 mobile country code 216  | 
NATO three-letter code HUN  | 
NATO two-letter code HU  | 
LOC MARC code HU  | 
| ITU Maritime ID 243  | 
ITU letter code HNG  | 
FIPS country code HU  | 
License plate code H  | 
| GS1 GTIN prefix 599  | 
UNDP country code HUN  | 
WMO country code HU  | 
ITU callsign prefixes HAA-HGZ  | 
 Iceland
| ISO 3166-1 numeric 352  | 
ISO 3166-1 alpha-3 ISL  | 
ISO 3166-1 alpha-2 IS  | 
ICAO airport code prefix BI  | 
| E.164 code 354  | 
IOC country code ISL  | 
Country code top-level domain .is  | 
ICAO aircraft regis. prefix TF-  | 
| E.212 mobile country code 274  | 
NATO three-letter code ISL  | 
NATO two-letter code IC  | 
LOC MARC code IC  | 
| ITU Maritime ID 251  | 
ITU letter code ISL  | 
FIPS country code IC  | 
License plate code IS  | 
| GS1 GTIN prefix 569  | 
UNDP country code ICE  | 
WMO country code IL  | 
ITU callsign prefixes TFA-TFZ  | 
 India
| ISO 3166-1 numeric 356  | 
ISO 3166-1 alpha-3 IND  | 
ISO 3166-1 alpha-2 IN  | 
ICAO airport code prefix VA, VE, VI, VO  | 
| E.164 code 91  | 
IOC country code IND  | 
Country code top-level domain .in  | 
ICAO aircraft regis. prefix VT-  | 
| E.212 mobile country code 404  | 
NATO three-letter code IND  | 
NATO two-letter code IN  | 
LOC MARC code II  | 
| ITU Maritime ID 419  | 
ITU letter code IND  | 
FIPS country code IN  | 
License plate code IND  | 
| GS1 GTIN prefix 890  | 
UNDP country code IND  | 
WMO country code IN  | 
ITU callsign prefixes 8TA-8YZ, ATA-AWZ, VTA-VWZ  | 
 Indonesia
| ISO 3166-1 numeric 360  | 
ISO 3166-1 alpha-3 IDN  | 
ISO 3166-1 alpha-2 ID  | 
ICAO airport code prefix WA, WI  | 
| E.164 code 62  | 
IOC country code INA  | 
Country code top-level domain .id  | 
ICAO aircraft regis. prefix PK-  | 
| E.212 mobile country code 510  | 
NATO three-letter code IDN  | 
NATO two-letter code ID  | 
LOC MARC code IO  | 
| ITU Maritime ID 525  | 
ITU letter code INS  | 
FIPS country code ID  | 
License plate code RI  | 
| GS1 GTIN prefix 899  | 
UNDP country code INS  | 
WMO country code ID  | 
ITU callsign prefixes 7AA-7IZ, 8AA-8IZ, JZA-JZZ,  | 
 Iran
| ISO 3166-1 numeric 364  | 
ISO 3166-1 alpha-3 IRN  | 
ISO 3166-1 alpha-2 IR  | 
ICAO airport code prefix OI  | 
| E.164 code 98  | 
IOC country code IRI  | 
Country code top-level domain .ir  | 
ICAO aircraft regis. prefix EP-  | 
| E.212 mobile country code 432  | 
NATO three-letter code IRN  | 
NATO two-letter code IR  | 
LOC MARC code IR  | 
| ITU Maritime ID 422  | 
ITU letter code IRN  | 
FIPS country code IR  | 
License plate code IR  | 
| GS1 GTIN prefix 626  | 
UNDP country code IRA  | 
WMO country code IR  | 
ITU callsign prefixes 9BA-9DZ, EPA-EQZ  | 
 Iraq
| ISO 3166-1 numeric 368  | 
ISO 3166-1 alpha-3 IRQ  | 
ISO 3166-1 alpha-2 IQ  | 
ICAO airport code prefix OR  | 
| E.164 code 964  | 
IOC country code IRQ  | 
Country code top-level domain .iq  | 
ICAO aircraft regis. prefix YI-  | 
| E.212 mobile country code 418  | 
NATO three-letter code IRQ  | 
NATO two-letter code IZ  | 
LOC MARC code IQ  | 
| ITU Maritime ID 425  | 
ITU letter code IRQ  | 
FIPS country code IZ  | 
License plate code IRQ  | 
| GS1 GTIN prefix —  | 
UNDP country code IRQ  | 
WMO country code IQ  | 
ITU callsign prefixes HNA-HNZ, YIA-YIZ  | 
 Ireland
| ISO 3166-1 numeric 372  | 
ISO 3166-1 alpha-3 IRL  | 
ISO 3166-1 alpha-2 IE  | 
ICAO airport code prefix EI  | 
| E.164 code 353  | 
IOC country code IRL  | 
Country code top-level domain .ie  | 
ICAO aircraft regis. prefix EI-  | 
| E.212 mobile country code 272  | 
NATO three-letter code IRL  | 
NATO two-letter code EI  | 
LOC MARC code IE  | 
| ITU Maritime ID 250  | 
ITU letter code IRL  | 
FIPS country code EI  | 
License plate code IRL  | 
| GS1 GTIN prefix 539  | 
UNDP country code IRE  | 
WMO country code IE  | 
ITU callsign prefixes EIA-EJZ  | 
 Isle of Man (British dependency)
 Israel
| ISO 3166-1 numeric 376  | 
ISO 3166-1 alpha-3 ISR  | 
ISO 3166-1 alpha-2 IL  | 
ICAO airport code prefix LL  | 
| E.164 code 972  | 
IOC country code ISR  | 
Country code top-level domain .il  | 
ICAO aircraft regis. prefix 4X-  | 
| E.212 mobile country code 425  | 
NATO three-letter code ISR  | 
NATO two-letter code IS  | 
LOC MARC code IS  | 
| ITU Maritime ID 428  | 
ITU letter code ISR  | 
FIPS country code IS  | 
License plate code IL  | 
| GS1 GTIN prefix 729  | 
UNDP country code ISR  | 
WMO country code IS  | 
ITU callsign prefixes 4XA-4XZ, 4ZA,4ZZ  | 
 Italy
| ISO 3166-1 numeric 380  | 
ISO 3166-1 alpha-3 ITA  | 
ISO 3166-1 alpha-2 IT  | 
ICAO airport code prefix LI  | 
| E.164 code 39  | 
IOC country code ITA  | 
Country code top-level domain .it  | 
ICAO aircraft regis. prefix I-  | 
| E.212 mobile country code 222  | 
NATO three-letter code ITA  | 
NATO two-letter code IT  | 
LOC MARC code IT  | 
| ITU Maritime ID 247  | 
ITU letter code I  | 
FIPS country code IT  | 
License plate code I  | 
| GS1 GTIN prefix 800-839  | 
UNDP country code ITA  | 
WMO country code IY  | 
ITU callsign prefixes IAA-IZZ  | 
 Ivory Coast
| ISO 3166-1 numeric 384  | 
ISO 3166-1 alpha-3 CIV  | 
ISO 3166-1 alpha-2 CI  | 
ICAO airport code prefix DI  | 
| E.164 code 225  | 
IOC country code CIV  | 
Country code top-level domain .ci  | 
ICAO aircraft regis. prefix TU-  | 
| E.212 mobile country code 612  | 
NATO three-letter code CIV  | 
NATO two-letter code IV  | 
LOC MARC code IV  | 
| ITU Maritime ID 619  | 
ITU letter code CTI  | 
FIPS country code IV  | 
License plate code CI  | 
| GS1 GTIN prefix 618  | 
UNDP country code IVC  | 
WMO country code IV  | 
ITU callsign prefixes TUA-TUZ  |