If the time comes that you need to perform a few searches on zip codes, you may find yourself spending a lot of time sifting through search engine results trying to find a good tool that works well. Fortunately Of Zen and Computing has decided to do that job for you — we’ve cut through all the advertisements, marketing speak and software pitches to find you a solid list of 10 free zip code search utilities that get the job done.
- Simply Zip Codes Radius Search: Find all zip codes within a given distance of a central zip code. You may input a distance of up to 100 miles.
- Zip Code Radius Finder and Calculator: Find all zip codes within a minimum and maximum distance from a central zip code. Selectable distances are 0, 5, 10, 15, 20 and 25 miles.
- Simply Zip Codes Distance Lookup: Find the distance between two zip codes.
- Zip Code Distance Calculator: Shows the distance between two zip codes along with other assorted information.
- USPS Zip Code Lookup: Get a zip code by entering an address.
- Simply Zip Codes City State Lookup: Enter a city & state, and see a list of all the zip codes in that area.
- Simply Zip Codes Zip Code Ranges: Enter a state and see all the ranges of zip codes contained within.
- USPS Cities in a Zip Code: Find all cities in a zip code.
- Zip Code Boundary Map: Google Maps mash-up that shows the physical boundaries of neighboring zip codes in a geographic area.
- Zip-Codes.com Zip Code Finder: Shows a Google map and demographic data about a zip code.
Radius/Proximity Searches
Distance Lookups
Zip Code Lookups
Miscellaneous
Tip: You’ll notice that many of these zip code search utilities return their search results in HTML tables. This makes it very easy to paste those results into a spreadsheet such as Microsoft Excel.




