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OS Open Identifiers support

Bringing Identity, connectivity and location to addresses, streets and everything in between. Making it easy to validate location and visualise related data.

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Helping you

This support page contains helpful information for OS Open UPRN, OS Open USRN, OS Open TOID and OS Open Linked Identifiers.

Use these products to start analysing and sharing information you have associated to identifiers with a geographic location. 

OS Open UPRN, USRN & TOID Products Overview (PDF)

OS Open Linked Identifiers Product Overview (PDF)

OS Open Linked Identifiers Getting Started Guide (PDF)

Supporting documentation

The products within this family allow you to easily share information held against a range of identifiers and to link together information associated with these identifiers.

OS Open UPRN technical specification (PDF)

OS Open USRN technical specification (PDF)

OS Open TOID technical specification (PDF)

OS Open Linked Identifiers technical specification (PDF)

FAQs

FAQs