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OS OpenData

Create and support innovative, exciting ideas and applications using our mapping. 

With OS OpenData you can freely access a selection of the most detailed mapping datasets available for Great Britain.  

ViewView OS OpenData

View the mapping layers available through OS OpenData.

DevelopDevelop your application with OS OpenSpace

Use OS OpenSpace to embed mapping into your website.

Supply

Order your OS OpenData products by download or disk.

Community

Join our community by using the new OS Open Forum, Wiki & Gallery.

Discover more

Find out about the products that are freely available through OS OpenData.

For general enquiries, complaints, feedback or suggestions, email: customerservices@ordnancesurvey.co.uk or call us on 08456 05 05 05