This part of ISO 3166 is intended for use in any application requiring the expression of current country names in coded form; it also includes basic guidelines for its implementation and maintenance.
ISO 3166-1:1997 history
2020ISO 3166-1:2020 Codes for the representation of names of countries and their subdivisions — Part 1: Country code
2013ISO 3166-1:2013 Codes for the representation of names of countries and their subdivisions.Part 1: Country codes
2007ISO 3166-1:2006/Cor 1:2007 Codes for the representation of names of countries and their subdivisions - Part 1: Country codes; Technical Corrigendum 1
2006ISO 3166-1:2006 Codes for the representation of names of countries and their subdivisions - Part 1: Country codes
1997ISO 3166-1:1997 Codes for the representation of names of countries and their subdivisions - Part 1: Country codes