language agnostic - How can I get state and city information from a US zip code through an online web service? -

I want to give the best estimate for a city through a web application and a zip code. Is there a web service that I can use to understand it?

Hates to do this, but ...

I believe That you should look into it for some questions.

However, here are some of the above resources:

• - - Database is included so that you
• - Can host a commercial site, but they have a simple search
• - USPS interface, possibly a
• - SOAP interface

- Adam