CDXZipStream: Zip Code Finder in Excel
Custom functions are used in Microsoft Excel to find zip codes, and perform reverse zip code lookup.
CDXZipStream also has built in features for mapping zip codes, reverse zip code look-up, calculation of the distance between any two zip codes or finding the zip codes within a specified radius. With the CDXZipList function you can instantly create zip code lists by state, county or city, right in your spreadsheet without importing data.