Postal Code 42940
Châtelneuf +1 · Loire, Auvergne-Rhône-Alpes
42940 is the postal code of Châtelneuf, Saint-Bonnet-le-Courreau in Loire, Auvergne-Rhône-Alpes, France.
- Postal Code
- 42940
- Department
- Loire
- Region
- Auvergne-Rhône-Alpes
- Country
- France
2 places with postal code 42940
| Place | Sub-district | Department | Location |
|---|---|---|---|
| Châtelneuf | Montbrison | Loire | 45.638, 3.982 |
| Saint-Bonnet-le-Courreau | Montbrison | Loire | 45.661, 3.945 |
Near Lyon
The nearest major city is Lyon, about 70 km away.
Nearby postal codes
Frequently asked questions
Which places use postal code 42940?
Châtelneuf, Saint-Bonnet-le-Courreau.
Which department and region is 42940 in?
Loire, Auvergne-Rhône-Alpes, France.
What is the nearest major city to 42940?
Lyon, about 70 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.