A simple Rack app that responds with subdivisions (states and provinces) when queried with an alpha2 country code.
% curl http://example.com/subdivisions\?country_code\=US
{"US":[["Alaska","AK"],["Alabama","AL"],...]}
In your Gemfile:
gem 'subdivision_responder'
In your config/routes.rb:
mount SubdivisionResponder::RackApp.new => '/subdivisions'
All country and subdivision data is sourced from the countries gem
MIT Licensed
Copyright (c) 2013 Michael Klett / Chargify
See LICENSE.txt for further details.