The canton Gravona-Prunelli has 15 communes.
| Code | Name | Population ▼ |
|---|---|---|
| 2A001 | Afa | 3 350 |
| 2A271 | Sarrola-Carcopino | 3 278 |
| 2A103 | Cuttoli-Corticchiato | 2 060 |
| 2A209 | Peri | 2 044 |
| 2A017 | Appietto | 1 749 |
| 2A181 | Ocana | 657 |
| 2A345 | Vero | 640 |
| 2A336 | Valle-di-Mezzana | 537 |
| 2A031 | Bastelica | 522 |
| 2A330 | Ucciani | 504 |
| 2A324 | Tavera | 453 |
| 2A040 | Bocognano | 419 |
| 2A323 | Tavaco | 414 |
| 2A062 | Carbuccia | 379 |
| 2A326 | Tolla | 120 |