ISO 3166-1 alpha-2 - Wikipedia
https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2
WEBISO 3166-1 alpha-2 codes are two-letter country codes defined in ISO 3166-1, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), to represent countries, dependent territories, and special areas of geographical interest.
DA: 56 PA: 30 MOZ Rank: 21