The canton Modane has 16 communes.
| Code | Name | Population ▼ |
|---|---|---|
| 73157 | Modane | 2 849 |
| 73261 | Saint-Michel-de-Maurienne | 2 395 |
| 73290 | Val-Cenis | 2 112 |
| 73306 | Valloire | 1 064 |
| 73117 | Fourneaux | 701 |
| 73258 | Saint-Martin-de-la-Porte | 698 |
| 73023 | Aussois | 676 |
| 73307 | Valmeinier | 593 |
| 73322 | Villarodin-Bourget | 499 |
| 73223 | Saint-André | 449 |
| 73026 | Avrieux | 386 |
| 73040 | Bessans | 341 |
| 73194 | Orelle | 324 |
| 73256 | Saint-Martin-d'Arc | 298 |
| 73047 | Bonneval-sur-Arc | 285 |
| 73119 | Freney | 116 |