List of Postal Codes in Castelsarrasin Canton
| Postal Code | Place Name | Region | Department | Arrondissement | Canton |
|---|---|---|---|---|---|
| 82100 | Castelsarrasin | Occitanie | Tarn-et-Garonne | Castelsarrasin | Castelsarrasin |
| 82290 | Montbeton | Occitanie | Tarn-et-Garonne | Montauban | Castelsarrasin |