Location Information

Zipwise Free ZIP code web services

by zipwise.com

Location Information Added on November 4th, 2015 Checked and working on November 10th, 2026
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What it does

This tool allows to developers to submit standard web API requests and receive XML or JSON responses back. Look up current ZIP code data or city data, perform radius searches, and find the distance between two locations. Includes US and Canada ZIP codes.

Available services:

zipinfo: Returns full information about a requested ZIP code.

citysearch: Returns all ZIP codes matching a text search by city name or substring.

distance: Returns the Great Circle distance between two ZIP codes.

radius: Returns all ZIP codes within a requested radius of a requested ZIP code.
  • HTTP-GET
  • JSON
  • XML

At a glance

API key
Needed, free · More APIs with a free key
Formats
JSON, XML
Interface
HTTP-GET
Provider
zipwise.com
Last checked
Working on November 10th, 2026

More information: https://www.zipwise.com/webservices/

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Zipwise Free ZIP code web services

Example request

curl

curl 'https://www.zipwise.com/webservices/zipinfo.php?key=YOUR_API_KEY&zip=90210&format=json'

JavaScript

const response = await fetch("https://www.zipwise.com/webservices/zipinfo.php?key=YOUR_API_KEY&zip=90210&format=json");
const data = await response.json();
console.log(data);

Python

import requests

response = requests.get(
    "https://www.zipwise.com/webservices/zipinfo.php?key=YOUR_API_KEY&zip=90210&format=json",
    timeout=30,
)
print(response.json())

Replace YOUR_API_KEY with your own key.

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