| Postal Code | Place Name | Region | Department | Arrondissement | Canton |
|---|---|---|---|---|---|
| 01090 | Montmerle-sur-Saône | Auvergne-Rhône-Alpes | Ain | Bourg-en-Bresse | Châtillon-sur-Chalaronne |
| 01140 | Saint-Didier-sur-Chalaronne | Auvergne-Rhône-Alpes | Ain | Bourg-en-Bresse | Châtillon-sur-Chalaronne |
| 01400 | Châtillon-sur-Chalaronne | Auvergne-Rhône-Alpes | Ain | Bourg-en-Bresse | Châtillon-sur-Chalaronne |