Variety of freely available Ordnance Survey digital mapping datasets including postcodes and administration boundaries. These datasets can be useful in helping to map a number of other datasets available on the London Datastore such as Borough or Ward level data. The following OS products are available to download from the OS OpenData website: MiniScale® 1:250 000 Scale Colour Raster OS Street View® Boundary-Line™ Code-Point Open® 1:50 000 Scale Gazetteer Strategi® Meridian™ 2 OS Locator™ OS Terrain 50 Land-Form PANORAMA® OS VectorMap® District (vector) OS VectorMap® District (raster) Click here to visit the Ordnance Survey OpenData pages Click here to download the Ordnance Survey OpenData files