OS MaterMap
- Ordnance Survey Business Partner responsible for delivering mapping products online.
- http://www.ordnancesurvey.co.uk/oswebsite/products/osmastermap/

Maps of Scotland.com
- Maps and guides to Scotland including charts, atlases and satellite maps.
- http://www.mapsofscotland.com

BorderArt
- Historical and genealogy maps of Scotland.
- http://www.borderart.com

Oxford Cartographers
- Online supplier of all Ordinance Survey maps, full UK coverage. Also specialist maps for motorists, cyclists and walkers.
- http://www.oxfordcarto.com/

Mapstore
- Online company selling Ordnance Survey maps. Also specific OS maps for walking, cycling and road user.
- http://www.mapstore.co.uk/

The Landmap Project
- Orthorectified satellite image mosaics of Landsat, SPOT and ERS radar data and a high resolution digital elevation model for the British Isles. Requires subscription.
- http://www.landmap.ac.uk/

EDINA Digimap
- Online Ordnance Survey maps for tertiary education and research users.
- http://www.edina.ac.uk/digimap/

Anquet Maps | Home of digital maps for England Scotland and Wales.
- Offers digital versions of Ordnance Survey maps of Great Britain for use on computers and hand held devices. Profile, product range and newsletter.
- http://www.anquet.co.uk/

Centremaps
- Offers Ordnance Survey maps and custom variants. Profile, product range and distributors.
- http://www.centremaps.co.uk/

Navigator Maps
- Specialising in European maps from major publishers. Contact details.
- http://www.navimaps.co.uk

Harvey Maps
- Waterproof maps of walking areas in Britain and Ireland. Online shop facility available.
- http://www.harveymaps.co.uk