Dating websites don’t have anything on you now. Convert an Internet user’s current IP address (like 208.75.242.38) to a city name, or even geo coordinates with these IP lookup APIs. And do it for free.

Hostip.info is a community-powered database of IP mapping. Its REST API is easy to incorporate into server-side code, with several options for the type of output. Check out our hostip.info API profile, where you can see the mashups already using this API.

Blogama is a new IP geolocation API with streamlined data based on the MaxMind API. Marc-Andre Caron reduced duplication and [...]