| Postal Code | Place Name | Region | Department | Arrondissement | Canton |
|---|---|---|---|---|---|
| 01110 | Hauteville-Lompnes | Auvergne-Rhône-Alpes | Ain | Belley | Hauteville-Lompnes |
| 01150 | Lagnieu | Auvergne-Rhône-Alpes | Ain | Belley | Lagnieu |
| 01230 | Saint-Rambert-en-Bugey | Auvergne-Rhône-Alpes | Ain | Belley | Ambérieu-en-Bugey |
| 01260 | Champagne-en-Valromey | Auvergne-Rhône-Alpes | Ain | Belley | Hauteville-Lompnes |
| 01300 | Belley | Auvergne-Rhône-Alpes | Ain | Belley | Belley |
| 01350 | Culoz | Auvergne-Rhône-Alpes | Ain | Belley | Hauteville-Lompnes |
| 01420 | Corbonod | Auvergne-Rhône-Alpes | Ain | Belley | Hauteville-Lompnes |
| 01470 | Serrières-de-Briord | Auvergne-Rhône-Alpes | Ain | Belley | Lagnieu |
| 01500 | Ambérieu-en-Bugey | Auvergne-Rhône-Alpes | Ain | Belley | Ambérieu-en-Bugey |
| 01680 | Lhuis | Auvergne-Rhône-Alpes | Ain | Belley | Lagnieu |