Postcodes.io

Real-time, reliable and comprehensive location data for the UK and Ireland

This API is best for finding postcodes, address lookups and geo-location services.

Developers should use this API because it provides reliable, real-time and comprehensive location data for the UK and Ireland. This API can be used to find postcodes, address lookups and geographic location services. Additionally, developers can use this API to find geographic coordinates from postcodes and reverse geocode. It also provides web services, webhooks and bulk postcode file downloads.

Key features

Address and postcode search in real time
location data for the UK and Ireland
geographical data and boundary information
web services and webhooks
finding geographic coordinates from postcodes
reverse geocoding
and bulk postcode file downloads.

Potential use cases

Merchant Finder: A service that helps customers find verified local merchants in their postcode area.
Delivery Service: Make use of postcode data to provide real-time comparisons between delivery services regarding postcode availability and delivery fees.
Location Mapping: Create interactive maps for businesses with custom layers for navigating regional offices and other locations of interest.

I used postcodes.io in my web application and I was really impressed with the comprehensive location data that it provided. With it, I was able to accurately show the location of businesses on a map and integrate geographically- relevant information into my app. It was also very straightforward to use, which I appreciated.

Related Technologies

nearest.io
GOV.UK
UK Postcodes API
free-postcode-data.com