ISO 3166-2:CH
ISO 3166-2:CH is the entry for Switzerland in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization, which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
The abbreviation is derived from Latin name for Switzerland, Confoederatio Helvetica.
Currently for Switzerland, ISO 3166-2 codes are defined for 26 cantons.
Each code consists of two parts, separated by a hyphen. The first part is, the ISO 3166-1 alpha-2 code of Switzerland. The second part is two letters, currently used in vehicle registration plates.
Current codes
Subdivision names are listed as in the ISO 3166-2 standard published by the ISO 3166 Maintenance Agency.ISO 639-1 codes are used to represent subdivision names in the following administrative languages:
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 Aargaumono|CH-ARChangesThe 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:
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