| Postal Code Place Name | Châtillon-sur-Chalaronne |
| Region | Auvergne-Rhône-Alpes |
| Department | Ain |
| Arrondissement | Bourg-en-Bresse |
| Canton | Châtillon-sur-Chalaronne |
| Current Time: | CET |
| Time Zone: | Central European Time |
| IANA Time Zone: | Europe/Paris |
| Dialing Code: | 04 |