The canton Langogne has 9 communes.
| Code | Name | Population ▼ |
|---|---|---|
| 48080 | Langogne | 2 836 |
| 48105 | Naussac-Fontanes | 372 |
| 48010 | Auroux | 364 |
| 48139 | Saint Bonnet-Laval | 258 |
| 48129 | Rocles | 249 |
| 48086 | Luc | 208 |
| 48150 | Saint-Flour-de-Mercoire | 185 |
| 48041 | Chastanier | 76 |
| 48048 | Cheylard-l'Évêque | 65 |