http://firstlook.blogs.nytimes.com/2009/10/30/finding-greener-pastures-with-times-apis/
Suburbified uses the Times Article Search API to gather locations and phrases from the "Living In" series of columns. Each week, these columns describe a New York City neighborhood or suburb. Using OpenStreetMap, Suburbified displays the profiled suburbs on a zoomable map.

http://www.secuobs.com/revue/news/155622.shtml

Wireshark Wireshark 1.2.0 has : GeoIP database lookups. OpenStreetMap GeoIP integration