This canton has 21 communes.
| Code | Name | Population |
|---|---|---|
| 50410 | Pontorson | 4 280 |
| 50168 | Ducey-Les Chéris | 2 784 |
| 50616 | Le Val-Saint-Père | 1 898 |
| 50543 | Saint-Quentin-sur-le-Homme | 1 338 |
| 50407 | Poilley | 969 |
This canton has 1 associated/delegated commune.
| Code | Name |
|---|---|
| 50410 | Pontorson |