From: Mark Ericson Date: 2005-12-16T02:53:09+09:00 Subject: Re: US Zipcode API for Ruby? > So where does one find zipcode.db? In an earlier post Dan Diebolt shared this: There is a 40,000+ zip code database in CivicSpace labs that has lat and long by zip code: http://civicspacelabs.org/home/developers/download http://civicspacelabs.org/releases/zipcodes/zipcodes-csv-10-Aug-2004.zip