Postal Code 78361 CEDEX

Montesson · Yvelines, Île-de-France

78361 CEDEX is the postal code of Montesson in Yvelines, Île-de-France, France.

Postal Code: 78361 CEDEX
Department: Yvelines
Region: Île-de-France
Country: France

Place with postal code 78361 CEDEX

Place	Sub-district	Department	Location
Montesson	Saint-Germain-en-Laye	Yvelines	48.909, 2.138

Near Paris

The nearest major city is Paris, about 17 km away.

Local time
Weather forecast
Sunrise & sunset

Nearby postal codes

All postal codes in Yvelines →

Frequently asked questions

Which places use postal code 78361 CEDEX?

Montesson.

Which department and region is 78361 CEDEX in?

Yvelines, Île-de-France, France.

What is the nearest major city to 78361 CEDEX?

Paris, about 17 km away.

Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.