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zip codes

Geocoded Zipcodes

You would think that loading up a database of zip codes would be an extremely simple case of finding a public database on www.usps.gov, and then loading up with a database bulk load. It turns out that, while the USPS does offer products for you to purchase, and a rather nice lookup interface for looking up zip codes and so on, there's not really any free data to be had that I could tell. So the hunt was on to find some zip code data, preferably geocoded (latitude/longitude for GIS) zip codes and then load them into MySQL. A bit of hunting around turned up [this list of zip code databases][1]. The first link to CivicSpace database appears to be defunct (I got a Go Daddy "this page is parked" page). So, the next free one, offered by [Popular Data][2]… read more