US Zip Code Radius & Lookup API

U.S. ZIP code lookup, radius search, and distance API for fast and accurate geolocation. Instantly retrieve ZIP code details, find nearby ZIPs within a radius, calculate distances between ZIP codes, autocomplete ZIP inputs, and map cities to ZIPs. Designed for delivery zones, store locators, logistics platforms, and location-based services.

13 subscribers
15 endpoints
The in-depth APIMemo review for this API hasn't been published yet — the data below comes straight from the public marketplace listing.

US Zip Code Radius & Lookup API endpoints

MethodEndpointDescription
US Zip Code Radius & Lookup API
GET Zip Codes By State & City
/api/zipcodes/by-city
Retrieves a list of all US zip codes associated with a given city name and a two-letter state abbreviation.
GET Autocomplete Suggestions (City and Zip Code)
/api/zipcodes/autocomplete
Provides a list of US zip code suggestions based on a partial query string. Useful for implementing type-ahead features.
GET US Zip Code Info
/api/zipcode/{zip}
Retrieves city and state information associated with a given US zip code.
GET Distance Between Two Zip Codes
/api/distance
Computes the geographical distance between two specified US zip codes, returning the value in either miles or kilometers.
GET Zip Codes In Radius
/api/zipcodes/radius
Retrieves a list of US zip codes that fall within a specified radius (in miles or kilometers) of a given origin US zip code.
Other endpoints
GET US Zip Code Info
/api/zipcode/{zip}
Retrieves city and state information associated with a given US zip code.
GET Zip Codes By State & City
/api/zipcodes/by-city
Retrieves a list of all US zip codes associated with a given city name and a two-letter state abbreviation.
GET Zip Codes In Radius
/api/zipcodes/radius
Retrieves a list of US zip codes that fall within a specified radius (in miles or kilometers) of a given origin US zip code.
GET Distance Between Two Zip Codes
/api/distance
Computes the geographical distance between two specified US zip codes, returning the value in either miles or kilometers.
GET Autocomplete Suggestions (City and Zip Code)
/api/zipcodes/autocomplete
Provides a list of US zip code suggestions based on a partial query string. Useful for implementing type-ahead features.
GET Zip Codes By State & City
/api/zipcodes/by-city
Retrieves a list of all US zip codes associated with a given city name and a two-letter state abbreviation.
GET Zip Codes In Radius
/api/zipcodes/radius
Retrieves a list of US zip codes that fall within a specified radius (in miles or kilometers) of a given origin US zip code.
GET Distance Between Two Zip Codes
/api/distance
Computes the geographical distance between two specified US zip codes, returning the value in either miles or kilometers.
GET Autocomplete Suggestions (City and Zip Code)
/api/zipcodes/autocomplete
Provides a list of US zip code suggestions based on a partial query string. Useful for implementing type-ahead features.
GET US Zip Code Info
/api/zipcode/{zip}
Retrieves city and state information associated with a given US zip code.

US Zip Code Radius & Lookup API pricing

PlanPriceRate limitQuotas
BASIC Free
  • Requests: 500 / monthly
PRO $9.99 / month
  • Requests: 25,000 / monthly (then $0.0018 each)
ULTRA $24.99 / month
  • Requests: 100,000 / monthly (then $0.0012 each)
MEGA $79.99 / month
  • Requests: 500,000 / monthly (then $0.0010 each)

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