Switzerland postcode area
CH 1
The CH 1 postcode zone is centred around Lausanne. It represents 1,038 postcode-locality records in the source data.
Open on map CH1
REFERENCE CENTRE46.5566, 6.8517
The reference centre is calculated from available postcode locations and is not an official administrative boundary.
CountrySwitzerland (CH)
Postcode prefix1
Reference localityLausanne
Map queryCH1
Using CH 1 in logistics
Freight planners commonly use leading postcode characters to describe a broad collection or delivery area. The CH 1 prefix gives a quick geographic reference around Lausanne, while the interactive map helps teams compare it with other European regions.
Always confirm the complete postcode, street and delivery address before pricing, routing or dispatching a vehicle. Prefix zones are planning references and may not follow administrative boundaries.