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  • No one knows Great Britain better

    Online | Mobile | Paper

    Start your adventure

  • Ordnance Survey signs new agreement with Openreach

    Our new 5-year agreement with Openreach for the supply of data products, services and value added solutions is worth over £23 million.

    Read the News release

  • OS Ride, our free cycling app is now available

    Cycle the first three stages of the Tour de France

    Find out more and get the app

  • Create your very own personalised map

    Create your own bespoke Ordnance Survey map – select any centre point of the map and even add your own image and titles to the cover.

    Create your map

  • Get fit with OS getamap

    Access every Ordnance Survey map of Great Britain, download ready-made routes and create your own; new year’s fitness starts here.

    Access getamap

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Map data for business & government

We work with a wide range of business and government organisations, providing high quality, accurate data to support their decision making. Digital map data helps these organisations visualise data with a geographic context; see examples on our case study finder.

News: Ordnance Survey signs new agreement wiith Openreach.

Our products information page will provide you with more in-depth information about OS OpenData, OS MasterMap, OS OpenSpace and AddressBase – just some of our key products and services.

Find out more

OS getamap

The essential tool for getting the best of the great outdoors. Free online access to OS Explorer Maps and OS Landranger Maps; plan, share and print your own routes; find points of interest or view more than 150,000 routes from other users.

Start your adventure today

Create your own personalised map

In just a few minutes you can create your very own unique map, centred anywhere in Great Britain, and add your photo and titles to the front cover. Perfect for exploring around your local area, remembering your favourite adventure, or as a unique gift for a friend or loved one.

Make your map now

Great Britain's national mapping authority

We see the detail, so you see the bigger picture.

Help & support

Our help and support pages ensure our commercial and government customers unlock the full potential from their mapping agreement membership and the use of our data.

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From the blog Ordnance Survey blog

Supporting innovation at the BlueLightCamp 2014

On 10 and 11 May 2014, we’re hosting BlueLightCamp at our Southampton head office. The unconference and hackathon for blue light services is in its third year. The event see attendees bring challenges they’d like help overcoming, ideas they’d like to explore, and many bring along their skills and expertise to help others. Christine Townsend from MusterPoint, tells us about her...…

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Outdoors news, reviews and promotions

Visit our online magazine and browse great articles helping you get the most of your outdoor activities. With constantly updated in-depth product reviews, how-to guides, as well as regular offers and competitions there’s a lot to explore.

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Planning application maps

If you require mapping for a planning application we have a selection of partners who provide online mapping services. Alternatively, you can purchase mapping through one of our partners with a walk-in outlet on the high street – find your nearest.

If you are registering land, find out how our partners can help.

Our partners

Desktop wallpaper

Each month we offer you a stunning new image from across Great Britain to brighten up your desktop PC, laptop or mobile. These pictures are supplied by our website visitors and provide a scenic background to your desktop or mobile device.

If you like our wallpaper images, please consider sharing a link to them via Facebook or Twitter, so that others can also enjoy them.

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Innovate

Entrepreneurs, developers, community groups, innovators – make the most from our innovative offerings including our latest GeoVation challenge and our
OS OpenData products that help you put your ideas on the map.

Access the resources you need and be inspired by the success stories of previous GeoVation challenge participant stories.

Read more

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