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OS Open Names support

OS Open Names lists definitive place names, roads numbers and postcodes in Great Britain – 2.5 million accurate locations.

Getting started

OS Open Names contains accurate and current settlement names, road names and numbers, postcodes and their locations with additional contextual information and links to other datasets.

User guide (PDF)

OS Open Names is a geographic directory that contains basic information about identifiable places (Named Place).

OS Open Names release note (PDF)

Download the release notes for OS Open Names.

OS Open Names is designed for use in web service and mobile development. In addition to the data product, OS Open Names content is available through the OS Names API.