Switzerland Geographic Reference
Explore Switzerland,
down to every street.
An open-data atlas of Swiss cantons, municipalities, postcodes, and public transport, built from OpenStreetMap and official BFS sources.
What would you like to explore?
Postcodes
Browse all 3 090 Swiss postcodes by prefix zone, population, and building density. Find any PLZ area with maps and local statistics.
Public Transport
Lines, routes, and stops across all Swiss cantons, covering buses, trams, trains, and more. Data sourced from OpenStreetMap transit relations.
Swiss Calendar
Public holidays by canton, moon phases, workday counts, and sunrise/sunset for any date in Switzerland.
Cantons & Districts
Detailed pages for all 26 Swiss cantons and 135 districts, with geography, population, postcodes, and transit data.
Cities & Municipalities
Search any Swiss town or city. Each page shows boundaries, postal coverage, transit connections, and neighbouring municipalities.
Geographic Data
OSM-derived boundaries, building footprints, and population density for every Swiss region and municipality.
30 Swiss Cantons
41 288 km² total areaLargest Cities
by populationPopulation figures from OSM city nodes and official BFS data. Bern is the federal capital (). Each city page includes a boundary map, postcode coverage, transit stops, and neighbouring municipalities.
Cantons by Area and Buildings
All cantons →By area (km²)
By buildings
3 090 Postcodes - Browse by Prefix
Full postcode atlas →Swiss postcodes (PLZ / NPA) are 4-digit codes administered by Swiss Post. Each prefix zone groups nearby delivery areas into a single region. Individual pages show population, building density, canton breakdown, and maps.
Switzerland's Borders
5 neighbouring countries, 26 cantonsSwitzerland shares 1,935 km of national border across four language regions. Several cantons appear in more than one list because they touch multiple countries. Graubünden borders three countries (Italy, Austria, and Liechtenstein), while Basel-Stadt and Basel-Landschaft border both Germany and France.
Public Transport Network
Full transport index →Switzerland runs one of the world's most comprehensive integrated public transport networks. 2 343 lines and 29 596 stops are indexed from OpenStreetMap transit relations, covering buses, trams, regional trains, and urban rail.
Lines by mode
Switzerland's Elevation
193 m to 4,634 mKey figures
The profile follows a west-to-east transect from Geneva through Bern, Zürich, St. Gallen, and into Graubünden. The Alps form a dramatic central spine that divides the northern drainage basin (Rhine and Rhône) from the southern Ticino watershed.
Data sources © OpenStreetMap contributors (ODbL) © Bundesamt für Statistik (BFS) © swisstopo © Swiss Post (PLZ) Full attribution →