OS Open USRN

Identifiers

A Unique Street Reference Number (USRN) is a unique and persistent identifier for every street, road, track, path, cycle track or cycle way in Great Britain.

This product is updated monthly

View documentationFree to use for everyone

Data access: Download
Data theme: Transport
Data structure: Vector - Identifiers
Coverage: Great Britain
Scale/resolution: 1:1250 to 1:10,000
Format: GeoPackage
Ordering area: All of Great Britain
OS Data Hub plan: OS OpenData Plan (FREE)
Premium Plan
Public Sector Plan

What OS Open USRN provides you with

Essential identifiers for streets

Our Open USRN product contains USRNs across GB. They are the authoritative identifier assigned to and uniquely identifying streets and are essential for managing Great Britain's Highways. Once its allocated to a street record, a USRN will never change or be reused.

Authoritative source

The USRNs in OS Open USRN are allocated by Highway or Road Authorities and Highway Bodies, under their statutory responsibility to maintain this information. This means you can have confidence you’re accessing an authoritative source of these identifiers.

Complete USRN data

All USRNs present in OS MasterMap Highways Network, are also included in this product – so you can be sure you’re not missing out.

OS Open USRN will enable you to start sharing and linking together information about USRNs which you can visualise with a location.

Use cases

OS Open USRN enables users to:

Share information held against a USRN with a location
Link together information associated with USRNs