country-locale-map
Provides mapping between country codes and provides default country locales. Includes optional fuzzy matching for country name.
geo-reverse
A node.js module to find the country (and timezone) at specific gps coordinates
repox-countries
Provides up-to-date country, state, city, language, currency, phone code, and postal code data, sourced daily from the GeoNames API. Integrate easily into forms or use for data verification. Updated versions are released when changes occur.