Commune · Yvelines · Île-de-France · France
Croissy-sur-Seine — Postal code
The postal code of Croissy-sur-Seine is 78290.
- Commune
- Croissy-sur-Seine
- Department
- Yvelines
- Region
- Île-de-France
- Country
- France
- Postal code
- 78290Single source Value from one source, not cross-checked.
- Coordinates
- 48.8792, 2.1384
View on OpenStreetMap
Nearby localities
About this page
French postal codes have five digits: the first two identify the département. One postal code usually serves several communes, so a code page lists every commune it covers.
GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page