Sepomex API

API

Free RESTful API for Mexico's zip code (Sepomex) data

Overview

The Sepomex API is a RESTful service providing access to Mexico’s postal code data from the Mexican Postal Service (Sepomex). Key endpoints allow retrieving location details—state, city, municipality, neighborhood—by zip code. Responses are JSON-formatted for seamless integration. Use cases include address validation in e-commerce, logistics route planning for Mexican shipments, auto-completing address forms, and personalizing location-based services for Mexican users. It leverages open Sepomex data, ensuring reliable postal information across Mexico.

Example Integration (JavaScript)

script.js JS


fetch('https://github.com/IcaliaLabs/sepomex')
  .then(res => res.json())
  .then(data => console.log(data))
  .catch(err => console.error(err));

Key Features

RESTful architecture
JSON response format
No API key required
Covers all Mexican zip codes
Retrieves state/city/municipality/neighborhood details

Frequently Asked Questions

? Is the Sepomex API free to use?

Yes, it is an open-source API available for free without any subscription or usage fees.

? Does it require an API Key?

No, authentication is not required to access the Sepomex API endpoints.

? What is the response format?

The API returns data in JSON format, including details like state, city, municipality, neighborhood, and postal code.

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Tool Info

Pricing Free

Category Geocoding

Platform Public API

Pros

⊕ Free and open-source
⊕ Easy to integrate
⊕ Comprehensive Mexican postal data
⊕ No authentication needed

Cons

⊖ Limited to Mexican zip codes only
⊖ No official SLA or support
⊖ Data freshness depends on repo updates
⊖ No reverse geocoding (zip code lookup only)