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Create beautiful, responsive, and interactive vector maps powered by the OS National Geographic Database (OS NGD).

OS Places API lets you perform accurate geocoding and reverse geocoding with our secure, scalable, and resilient address API.

Access the relationships between properties, streets and OS MasterMap identifiers for free.

A geographic directory with basic information on identifiable places. Find the closest location to a given point through the API.

With OS Features API, you can filter Ordnance Survey data for buildings, roads, rivers, hospitals, playing fields, and greenspaces.

A vector tile service providing detailed Ordnance Survey data as a customisable basemap.

OS Maps API offers the most convenient way to add detailed OS data to your application. Benefit from unrivalled levels of detail in your GIS, web or mobile app.

The OS Downloads API lets you script and automate your downloads of OS OpenData and OS Premium data. Save valuable time by automating the process.

Perform powerful geospatial analysis. Filter the data to receive exactly what you need, as and when you need it.