Zip codes

I don’t know how long I’ll keep it up, but I’ve got a working towns within radius thing up and running. It’ll return all the towns in the 1990 census that are within a given radius of the specified zip code.

http://josherickson.org/zipcode/index.php

BTW, for those of you smart enough, I’ve made it so you can grab the results in XML for your own applications.

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3 Responses to “Zip codes”

  1. gabehabe says:

    Clever! I can’t really benefit from it since I’m in the UK but how does it work? Does it pull directly from a public database or something?

    <3

  2. josh says:

    Yeah, it pulls from a database, but the distances are calculated on the fly depending on the originating zip code.

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