worldKit Geocoder : free search for latitude/longitude
Enter US street address, zip code, or international city. Or just click on the map.

[Exclude zip for US Street Address. 5 digit US zip, 3/4 digit UK postalcode. Include state for US cities.]

Address geocoding courtsey US zip code geocoding by Geo::PostalCode. UK postal code geocoding by International geocoding from GEOnet Names Server.
There is a REST interface to the GNS and US city data at Please get in touch if you make use of it.

US street address/intersection :

OR zip/postcode:

OR Int'l City: