OS Linked Identifiers API
The OS Linked Identifiers API allows you to access the valuable relationships between properties, streets and OS MasterMap identifiers.
OS Names API
With OS Names API, you’ll have access to a straightforward, rapid lookup service: drilling down into the details we hold in our OS Open Names dataset.
OS OnDemand is a web map service, delivering data over the internet directly to your organisation, wherever and whenever it's needed.
OS Open Greenspace
A more active, greener, healthier nation.
GB Counties - Past and Present
Explore the county boundaries of Great Britain throughout time with our counties map.
OS Features API
Direct access to the most detailed geographic data for your analysis. Take full advantage of rich geometries and attributes to generate new insight.
A simple overview map of Great Britain.
OS Terrain 5
OS Terrain 5 is our detailed digital terrain model (DTM) of Great Britain. It is available as a grid of heighted points and contours, both at five-metre intervals.
1:50 000 Scale Colour Raster
The digital alternative to our popular OS Landranger paper map series, this is a high-quality map of Great Britain, available in 20km square tiles.