# Country codes: H–I

* A
* B
* C
* D–E
* F
* G
* H–I
* J–K
* L
* M
* N
* O–Q
* R
* S
* T
* U–Z

## 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

| 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, PKA-POZ, YBA-YHZ |

## 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 |

## 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 |