Postal code 78920
This postal code maps to one municipality in the Yvelines (78) département:
The postal-code area for 78920 covers approximately 11 km². Postal code 78920 has 1 327 addresses listed in the Base Adresse Nationale. You can also download the BAN addresses for this postal code as CSV.
Frequently asked questions
What municipality does postal code 78920 correspond to?
Postal code 78920 corresponds to the municipality ECQUEVILLY.
What département is postal code 78920 in?
Postal code 78920 is in the Yvelines département (78).