This department has 362 communes.
| Code | Name | Population |
|---|---|---|
| 26362 | Valence | 64 458 |
| 26198 | Montélimar | 40 595 |
| 26281 | Romans-sur-Isère | 33 464 |
| 26058 | Bourg-lès-Valence | 19 992 |
| 26235 | Pierrelatte | 13 756 |
This department has 22 cantons.
| Code | Name | Central office |
|---|---|---|
| 2601 | Bourg-de-Péage | Bourg-de-Péage |
| 2602 | Crest | Crest |
| 2603 | Dieulefit | Dieulefit |
| 2604 | Le Diois | Die |
| 2605 | Drôme des collines | Saint-Donat-sur-l'Herbasse |