http://www.groupkt.com/post/c9b0ccb9/country-and-other-related-rest-webservices.htm
http://www.groupkt.com/post/5c85b92f/restful-rest-webservice-to-get-and-search-states-and-territories-of-a-country.htm
http://www.groupkt.com/post/5926d648/free-restful-web-service-to-get-location-by-ip-address.htm