An open source free web service for retrieving information about continents, countries, state/province info, international dialing codes and currencies. Feel free to check out the documentation at https://geo-info.herokuapp.com/
This project has benefitted from the hard work put in by others.
- The provinces project: https://github.com/substack/provinces
- The dialing codes list: https://gist.github.com/DmytroLisitsyn/1c31186e5b66f1d6c52da6b5c70b12ad