ZIP Code API
Automated Zip Code Data Retrieval
Multiple Function ZIP Code API
- Free API with Premium Levels
- RESTful Service with JSON/XML Response
- Covers U.S. and Canada
- Find ZIP Code of Address
- Form Autocompletion & Validation
- Distance, Radius, and more
- We use Accurate and Licensed Data
Quick ZIP Details
Quickly retrieve the basics of a given ZIP Code or Postal Code: City, State, County, Latitude, and Longitude.
Full ZIP Code Details
Retrieve all information on a given U.S. ZIP Code or Canadian Postal Code.
Find ZIP of Address
Supply an address, city, and state to get the ZIP Code and ZIP+4 (U.S. Only).
Get All ZIP Codes
Supply a State/Province to get all ZIP Codes or Postal Codes that are currently valid.
ZIP Code Radius Finder
Find all ZIP Codes within X miles from the ZIP Code of your choice.
Radius Finder by Lat/Lon
Supply a Latitude/Longitude coordinate to find all ZIP Codes within the selected radius.
See Sample Try it by Map
ZIP Code Distance
Calculate the distance between any two U.S. ZIP Code and/or Canadian Postal Codes.
Other ZIP Code Distance Calculators
Calculate the distance from a ZIP Code to a Latitude/Longitude point. Also try the Lat/Lon calculator.
See Sample Calculate by Lat/Lon
Portions of data provided by and © United States Postal Service 2017 and Canada Post 2017. Zip-Codes.com is a non-exclusive licensee of the United States Postal Service. Postal Code OM is a registered trademark of Canada post.