Your choice regarding cookies on this site

We use cookies to optimise site functionality and give you the best possible experience.

Skip to main content

What is the OSMM Highways Network and how is it created?

Ordnance Survey’s OS MasterMap® Highways Network connects accurate surveyed geometry to authoritative information supplied from the National Street Gazetteer – including the Unique Street Reference Number (USRN), street name, road number and maintenance responsibility. The animation below details how the product is created using local authority data.

Learn more about the process from your local authority street data to OSMM Highways Network in this presentation