Convert longitude-latitude pairs to ISO 3166-1 codes quickly and locally
Node util for ISO Language Codes (639-1 and 693-2) and IETF Language Types
Find country codes by country names in multiple languages.
Map country names to ISO 3166-1-alpha-2 country codes and back
ISO 3166-1:2020 country and codes lookup. The supported country code types are alpha-2, alpha-3 and num-3.