Postal Code 91870
Boissy-le-Sec · Essonne, Île-de-France
91870 is the postal code of Boissy-le-Sec in Essonne, Île-de-France, France.
- Postal Code
- 91870
- Department
- Essonne
- Region
- Île-de-France
- Country
- France
Place with postal code 91870
| Place | Sub-district | Department | Location |
|---|---|---|---|
| Boissy-le-Sec | Étampes | Essonne | 48.479, 2.090 |
Near Paris
The nearest major city is Paris, about 46 km away.
Nearby postal codes
Frequently asked questions
Which places use postal code 91870?
Boissy-le-Sec.
Which department and region is 91870 in?
Essonne, Île-de-France, France.
What is the nearest major city to 91870?
Paris, about 46 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.