What is PostalCodes.app?
PostalCodes.app provides a comprehensive API for accessing worldwide postal code data. Users can search for postal codes, retrieve codes within a specified distance, and obtain detailed information such as city, state, and province. The API supports distance measurements in both miles and kilometers and allows customization of response fields. With coverage in over 94 countries, it is a reliable tool for integrating postal code lookups into applications, websites, and services.
Features
- Global Coverage: Supports postal code data from over 94 countries worldwide.
- Distance Range Search: Retrieve a list of postal codes within a specified distance (in miles or kilometers) from a given code.
- Detailed Postal Code Info: Get comprehensive details including city, state, state code, province, and province code.
- Custom Field Selection: Choose specific fields in the API response to get only the data you need.
- Simple REST API: Easy to integrate with standard HTTP GET requests and JSON responses.
Use Cases
- E-commerce shipping calculations based on customer postal code.
- Location-based services to find nearby branches or stores.
- Logistics and delivery route optimization by proximity of postal codes.
- Demographic analysis and market research by geographic area.
- Address validation and auto-completion in web forms.
FAQs
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Is there a free plan available?
Yes, PostalCodes.app offers a free plan that includes 240 daily requests. -
What distance units does the API support?
The API supports both miles (mi) and kilometers (km) for distance measurements. -
How many countries are covered?
PostalCodes.app provides data for over 94 countries worldwide. -
Can I get only specific fields in the API response?
Yes, you can use the 'fields' parameter to specify which fields you want in the response. -
What is the pricing for higher usage plans?
Paid plans start at US$49 per year (for 4,800 daily requests) up to US$2,500 per year (unlimited daily requests).
