operation

What is at this coordinate?

Which features carry this value? (e.g. buildings by EGID)

+ reversegeocode do hit the same SearchServer endpoint, so on the

What fields can I query on this layer, and what is its legend?

→ getcollection is a genuine search → detail pair over

Which layers exist for a keyword? (500+ catalogue)

Official WGS84 ↔ LV95 conversion via the swisstopo REFRAME service

Compute an elevation profile along a line

Resolve a commune both directions (name ↔ bfsnumber) or list all communes of a canton / district. Accepts canton abbreviation (ZH) or key (1); resolution happens server-side

Convert Swiss addresses, place names, or postal codes to coordinates

Get details and download links for a STAC collection

Resolve a cadastral property ID (EGRID) from coordinates

Get elevation above sea level (m a.s.l.) at a coordinate

Retrieve public-law land-use restrictions (OEREB) for a parcel

Discover layer keys for swisstopoquerygeodata (strassenverzeichnis, oereb-verfuegbarkeit, geodienste:<topic>:<canton>); filters to contract-free geodienste datasets

Resolve a Swiss postal code → locality, commune (+BFS number), district, canton

The national map catalogue (api3.geo.admin.ch). One operation per call — see the five below

Generate a map.geo.admin.ch URL for browser display

Municipality, canton and official BFS number at a coordinate

Query a chosen layer by point / bbox / commune — amtliches Strassenverzeichnis, interkantonale geodienste.ch data (OGC API Features), or ÖREB availability

OpenStreetMap POIs (schools, playgrounds, pharmacies, …) around a point via Overpass — separate source, ODbL (© OpenStreetMap contributors)

Find the nearest address for given coordinates

Full-text search over Swiss streets and localities, returning commune + BFS number per hit

Search the STAC catalog for downloadable geodatasets

Harmonised building zone at a coordinate — one call, no layer lookup (not legally binding)