Postal Code 78121
Crespières · Yvelines, Île-de-France
78121 is the postal code of Crespières in Yvelines, Île-de-France, France.
- Postal Code
- 78121
- Department
- Yvelines
- Region
- Île-de-France
- Country
- France
Place with postal code 78121
| Place | Sub-district | Department | Location |
|---|---|---|---|
| Crespières | Saint-Germain-en-Laye | Yvelines | 48.883, 1.921 |
Near Paris
The nearest major city is Paris, about 31 km away.
Nearby postal codes
Frequently asked questions
Which places use postal code 78121?
Crespières.
Which department and region is 78121 in?
Yvelines, Île-de-France, France.
What is the nearest major city to 78121?
Paris, about 31 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.