]> 0.1 ISO 3166 Vocabulary A vocabulary for describing countries in terms of their ISO 3166 designations. Country A country. Name The ISO 3166 English of a country. Name The ISO 3166 English of a country. alpha3 The ISO 3166 alpha-3 (three-letter alphabetic) code of a country. alpha2 The ISO 3166 alpha-2 (two-letter alphabetic) code of a country.