Postal Code 78126
Aulnay-sur-Mauldre · Yvelines, Île-de-France
78126 is the postal code of Aulnay-sur-Mauldre in Yvelines, Île-de-France, France.
- Postal Code
- 78126
- Department
- Yvelines
- Region
- Île-de-France
- Country
- France
Place with postal code 78126
| Place | Sub-district | Department | Location |
|---|---|---|---|
| Aulnay-sur-Mauldre | Mantes-la-Jolie | Yvelines | 48.929, 1.841 |
Near Paris
The nearest major city is Paris, about 38 km away.
Nearby postal codes
Frequently asked questions
Which places use postal code 78126?
Aulnay-sur-Mauldre.
Which department and region is 78126 in?
Yvelines, Île-de-France, France.
What is the nearest major city to 78126?
Paris, about 38 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.