| Postal Code | Place Name | Region | Department | Arrondissement | Canton |
|---|---|---|---|---|---|
| 26100 | Romans-sur-Isère | Auvergne-Rhône-Alpes | Drôme | Valence | Romans-sur-Isère |
| 26380 | Peyrins | Auvergne-Rhône-Alpes | Drôme | Valence | Romans-sur-Isère |
| 26540 | Mours-Saint-Eusèbe | Auvergne-Rhône-Alpes | Drôme | Valence | Romans-sur-Isère |
| 26750 | Saint-Paul-lès-Romans | Auvergne-Rhône-Alpes | Drôme | Valence | Romans-sur-Isère |