About

Postcodes.io is maintained by Ideal-Postcodes.co.uk

Why

This is a free API. Postcodes.io is aimed at developers who want a resource to lookup and (reverse) geocode UK Postcodes.

Community API Libraries

Java

postcodes_io by Deepak Sunanda Prabhakar

PHP

postcodes-io-bundle by the people at Box UK. Read the blog post
(adityamenon) postcodes-io laravel package by Aditya Menon
PHP Class for Postcodes.io by Ryan
(jabranr) postcodes-io by Jabran Rafique

Ruby

postcodes_io by James Ruston

Node.js

postcodesio-client-node by @billinghamj

Python

PythonPostcodesWrapper by Gokhan Karadas

C#

MarkEmbling.PostcodesIO by Mark Embling

R

PostcodesioR by Eryk Walczak. Read the blog post

Google Sheets Addon

UK Postcode Geocoder by Ed Patrick

Noticeboard for 2016

Any updates or disruptions will be listed below.

  • 17 Jan. 2-3 minutes of downtime around 1pm GMT to upgrade server

Email

Leave your email with us to receive critical service information for Postcodes.io

Support

Chat: chat.ideal-postcodes.co.uk

Email: support@ideal-postcodes.co.uk

Twitter: @IdealPostcodes

Github

For bugs and feature requests use our Github issue tracker.

Data

This API is up-to-date with the ONS's Postcode Directory for November 2016. Beyond that date, new postcodes may be added. Existing postcodes may be amended or discontinued. This information will not be captured until the next quarterly update.

License

Postcodes.io is available under the MIT License

Great Britain postcode data may be used under the terms of the OS OpenData licence.

Northern Ireland postcode data (i.e. beginning "BT") may be used under the terms of the ONSPD licence. Non-commercial use is free. Commercial use requires a license from NI Land & Property Services

Contains Ordnance Survey data © Crown copyright and database right 2016

Contains Royal Mail data © Royal Mail copyright and database right 2016

Contains National Statistics data © Crown copyright and database right 2016

Not to be confused with...

Postcode.io, a laudable company in California providing technology applications and services to local governments.