Country Codes

For the ISO standards which specify short codes for language names, see ISO 639. For international phone dialing codes, see List of country calling codes. For the rules of behaviour in the British countryside, see The Country Code.

Country codes are short alphabetic or numeric geographical codes (geocodes) developed to represent countries and dependent areas, for use in data processing and communications. Several different systems have been developed to do this. The best known of these is ISO 3166-1. The term country code frequently refers to international dialing codes, the E.164 country calling codes.

ISO 3166-1

Main article: ISO 3166-1

This standard defines for most of the countries and dependent areas in the world:

The two-letter codes are used as the basis for some other codes or applications, for example,

For more applications see ISO 3166-1 alpha-2.

Other country codes

The developers of ISO 3166 intended that in time it would replace other coding systems in existence.

Other codings

The following can represent countries:

  • The initial digits of International Standard Book Numbers (ISBN) are group identifiers for countries, areas, or language regions.
  • The first three digits of GS1 Company Prefixes used to identify products, for example, in barcodes, designate (national) numbering agencies.

See also

References

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External links

  • Dialing Country Codes and Cities Area Codes
  • Comparison of various systems
  • Another comparison: Country Codes at statoids.com
  • A comparison with notes
  • United Nations Region Codes
  • Country codes with city codes inside each country with short country description
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