swisstopo – knowing where
The Federal Office of Topography swisstopo is Switzerland's geoinformation centre. With us, everything - or almost everything - revolves around geodata. We share our knowledge in an open, transparent and reusable way so that it is accessible to the public, companies and authorities.
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In focus
100 years of swisstopo Flight service 1926–2026
In order to survey Switzerland using aerial photographs, the Federal Office of Topography swisstopo established its own flight service in 1926. It laid the foundations for maps, the land registry plan and photographic plans, which have had a significant impact on our image of Switzerland and continue to do so today.
Need useful tips?
The most frequently asked questions about the swisstopo app
Base Map: Interactive mobile map
The Base Map is an interactive map available on the swisstopo App. Discover its contents and functions.
Map viewer map.geo.admin.ch
Discover the swisstopo maps and geodata conveniently on your screen. Measure distances and areas, compare current and historical aerial images or add your own markings. You can print out the result or share it with your friends.
Coordinates
How do you inform people about your location? As a rule you give them an address or describe your surroundings. With the aid of coordinates, however, you can accurately indicate the position of a given location within a few centimetres. This page explains what coordinates are and how they are calculated.
Newsletter
You will regularly receive a Newsletter with information about our new products, events and the most important news from the Federal Office of Topography swisstopo. The service is only available in German, French and Italian.
Seftigenstrasse 264
3084 Wabern