View source for ISO 3166-1 country code

{{FormatInfo
|formattype=electronic
|subcat=Elements of File Formats
}}
The '''ISO 3166-1''' standard defines three types of codes to identify a country, or similar geographic division.

== Two-letter country code ==
Examples of two-letter country codes are "US" for the United States, "UY" for Uruguay, and "UZ" for Uzbekistan.

One use of two-letter country codes is as [[Top-level domain|top level domain names]].

* [[Wikipedia: ISO 3166-1 alpha-2]]

== Three-letter country code ==
Examples are "USA" for the United States, "URY" for Uruguay, and "UZB" for Uzbekistan.

* [[Wikipedia: ISO 3166-1 alpha-3]]

== Numeric country code ==
Numeric codes have three digits, including leading zeroes.

Examples are 840 for the United States, 858 for Uruguay, and 860 for Uzbekistan.

* [[Wikipedia: ISO 3166-1 numeric]]

== See also ==
* [[IETF language tag]]

== Links ==
* [[Wikipedia: ISO 3166-1]]

[[Category:Naming and numbering systems]]