GUYANCOURT
This municipality has 1 postal code. Département: Yvelines (78).
Postal code and associated municipalities
Postal code 78280 corresponds only to Guyancourt.
The postal code associated with GUYANCOURT contains 4 078 addresses listed in the Base Adresse Nationale.
See also GUYANCOURT on codegeo.fr ↗ (INSEE code : 78297)
Frequently asked questions
What is the postal code of GUYANCOURT?
The postal code of GUYANCOURT is 78280.