ISO 3166-2:SH is the entry for Saint Helena, Ascension and Tristan da Cunha in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1.
Currently for Saint Helena, Ascension and Tristan da Cunha, ISO 3166-2 codes are defined for 3 geographical entities.
Each code consists of two parts, separated by a hyphen. The first part is SH, the ISO 3166-1 alpha-2 code of Saint Helena, Ascension and Tristan da Cunha. The second part is two letters.
Ascension Island and Tristan da Cunha, previously dependencies of Saint Helena but raised to equal status in 2009, are exceptionally reserved the ISO 3166-1 alpha-2 codes AC and TA respectively on the request of the Universal Postal Union.
Subdivision names are listed as in the ISO 3166-2 standard published by the ISO 3166 Maintenance Agency (ISO 3166/MA).
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| Code | Subdivision name (en) |
|---|---|
| SH-AC |  Ascension |
| SH-HL |  Saint Helena |
| SH-TA |  Tristan da Cunha |
The following changes to the entry have been announced in newsletters by the ISO 3166/MA since the first publication of ISO 3166–2 in 1998:
| Newsletter | Date issued | Description of change in newsletter | Code/Subdivision change |
|---|---|---|---|
| Newsletter II-2 | 2010-06-30 | Consistency between ISO 3166-1 and ISO 3166-2 for change of name (in accordance with ISO 3166-1 Newsletter VI-7) | |
| Newsletter II-3 | 2011-12-13 (corrected 2011-12-15) | Administrative subdivisions addition. | Subdivisions added: 3 geographical entities |
In the first edition of ISO 3166-2, the following codes were defined for 1 administrative area and 2 dependencies, but they are no longer defined since the second edition (ISO 3166-2:2007, published on 2007-12-13).
| Former code | Subdivision name | Subdivision category |
|---|---|---|
| SH-HL | Saint Helena | administrative area |
| SH-AC | Ascension | dependency |
| SH-TA | Tristan da Cunha | dependency |
ISO 3166-2:NO is the entry for Norway in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
ISO 3166-1 is a standard defining codes for the names of countries, dependent territories, and special areas of geographical interest. It is the first part of the ISO 3166 standard published by the International Organization for Standardization.
ISO 3166-1 alpha-3 codes are three-letter country codes defined in ISO 3166-1, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), to represent countries, dependent territories, and special areas of geographical interest. They allow a better visual association between the codes and the country names than the two-letter alpha-2 codes. They were first included as part of the ISO 3166 standard in its first edition in 1974.
ISO 3166-2:IN is the entry for India in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
ISO 3166-2:MU is the entry for Mauritius in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
ISO 3166-2:VE is the entry for Venezuela in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
ISO 3166-2:AL is the entry for Albania in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
.sh is the Internet country code top-level domain (ccTLD) for the British Overseas Territory of Saint Helena, Ascension and Tristan da Cunha, although it is primarily used in Saint Helena. Registrations of internationalized domain names are also accepted.
ISO 3166-2:AG is the entry for Antigua and Barbuda in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
ISO 3166-2:GD is the entry for Grenada in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
ISO 3166-2:GG is the entry for Guernsey in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
ISO 3166-2:IM is the entry for the Isle of Man in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
ISO 3166-2:JE is the entry for Jersey in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
ISO 3166-2:KN is the entry for Saint Kitts and Nevis in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
ISO 3166-2:VC is the entry for Saint Vincent and the Grenadines in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
The following outline is provided as an overview of and topical guide to Saint Helena:
ISO 3166-2:FJ is the entry for Fiji in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
ISO 3166-2:LC is the entry for Saint Lucia in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
Saint Helena, Ascension and Tristan da Cunha is a British Overseas Territory located in the South Atlantic and consisting of the island of Saint Helena, Ascension Island, and the archipelago of Tristan da Cunha. Its name was Saint Helena and Dependencies until 1 September 2009, when a new constitution came into force giving the three islands equal status as three territories, with a grouping under the Crown.
ISO 3166-2:BQ is the entry for Bonaire, Sint Eustatius and Saba in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.