| Postal Code | Place Name | Region | Department | Arrondissement | Canton |
|---|---|---|---|---|---|
| 42560 | Saint-Jean-Soleymieux | Auvergne-Rhône-Alpes | Loire | Montbrison | Montbrison |
| 42600 | Montbrison | Auvergne-Rhône-Alpes | Loire | Montbrison | Montbrison |
| 42610 | Saint-Romain-le-Puy | Auvergne-Rhône-Alpes | Loire | Montbrison | Montbrison |