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Look up the zip code for a given address. Find the city and state associated with a zip code. Determine the latitude and longitude of a zip code. Calculate the distance between two zip codes. And much more! Our API is fast, reliable, and easy to use. Start making requests for free now (fair-use).
Our zip code API provides worldwide postal code information through our fast and free REST-API. Distance calculation, radius searches, and much more.
Enter a city, a zipcode, or an address in both the Distance From and the Distance To address inputs. Click Calculate Distance, and the tool will place a marker at each of the two addresses on the map along with a line between them.
The Time Zone API provides time offset data for locations on the surface of the earth. You request the time zone information for a specific latitude/longitude pair and date. The API returns the name of that time zone, the time offset from UTC, and the daylight savings offset.
Calculate distances between zip codes. This endpoint calculates the distance between one and another (or multiple) postalcodes. Results are available in km or miles. For example, it will return the distance between the US postalcode 99501 and 60606. Documentation
find a major location behind a zip code. match together a list of zip codes by their distance to each other. This was the moment we decided to launch zipcodebase.com, a feature-complete zip code API. The API uses keys to allow access to the API.
The API can convert a zip code to the primary location for the zip code. This includes the city, state, latitude, longitude, time zone information, and NPA area codes for the primary location. Click here for an example of auto-filling city and state in a form when a zip code is entered.
