Community API Libraries


postcodes_io by Deepak Sunanda Prabhakar


LaravelPostcodes by Steve McDougall.
Postcodes.io API module for Drupal by Dakku Singh.
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
PHP Software Development Kit by Ammaar Latif


postcodes_io by James Ruston
uk_postcodes_io by Rob Nichols (M&S Venture Labs)


postcodesio-client-node by @billinghamj
Node JS Client/Wrapper by Lawrence Cherone


PythonPostcodesWrapper by Gokhan Karadas
postcodes_io_api by Rohit Deshmukh (Python Package)


MarkEmbling.PostcodesIO by Mark Embling


PostcodesioR by rOpenSci. Read the blog post


postcode-rs by Grant Handy.


HackPostcodes by Matt Barber


Perl example provided by digdilem

Helm Chart

postcodes-io-helm-chart by Nic West

Wolfram Language

postcode by Arnoud Buzing

Google Sheets Addon

UK Postcode Geocoder by Ed Patrick

Javascript / Typescript Library

postcodes.io by Steve Goossens


Chat: chat.ideal-postcodes.co.uk

Email: [email protected]

Twitter: @IdealPostcodes


For bugs and feature requests use our GitHub issue tracker.


  ONS Postcode Directory OS Open Names Scottish Postcode Directory
Release Date May 2024 January 2024 January 2024

Beyond the dates listed above, please be aware that the real world dataset may change. Existing postcodes and places may be amended or discontinued. This information will not be captured until the next available update.


Postcodes.io is available under the MIT Licence

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 licence from NI Land & Property Services

Contains Ordnance Survey data © Crown copyright and database right 2024

Contains Royal Mail data © Royal Mail copyright and database right 2024

Contains National Statistics data © Crown copyright and database right 2024

Contains NRS data © Crown copyright and database right 2024