OS Names API

OS APIs are now exclusively available at the OS APIs Developer Portal.

New customers can register here.


Existing customers can continue to manage their OS Names API using this service.


Places & Networks

Places & Networks

Everyone needs to work smarter, not harder. With OS Places & Networks APIs, you'll find places and assets, and plan your routes, faster and easier every time.

OS Names API
OS Names API

A free, searchable, reliable database to help you find and verify populated places, road names, road numbers and postcodes.

Register here

All our plans include


Manage your keys and monitor API usage in your own dashboard


Make the most of our APIs with our extensive support documentation


Ask us questions, find answers