| Commune | Insee | Population |
|---|---|---|
| AUTHON | 4016 | 57 |
| BARRET-SUR-MÉOUGE | 5014 | 197 |
| BATIE-MONTSALEON | 5016 | 308 |
| BAYONS | 4023 | 201 |
| BELLAFFAIRE | 4026 | 161 |
| BERSAC | 5021 | 147 |
| CAIRE | 4037 | 81 |
| CHANOUSSE | 5033 | 39 |
| CHATEAUFORT | 4050 | 30 |
| CLAMENSANE | 4057 | 186 |
| ENTREPIERRES | 4075 | 424 |
| ÉOURRES | 5047 | 154 |
| EPINE | 5048 | 206 |
| ETOILE-SAINT-CYRICE | 5051 | 23 |
| FAUCON-DU-CAIRE | 4085 | 63 |
| GARDE-COLOMBE | 5053 | 548 |
| GIGORS | 4093 | 60 |
| LABOREL | 26153 | 119 |
| LACHAU | 26154 | 220 |
| LARAGNE-MONTEGLIN | 5070 | 3 599 |
| LAZER | 5073 | 355 |
| MELVE | 4118 | 132 |
| MÉREUIL | 5076 | 108 |
| MISON | 4123 | 1 138 |
| MONETIER-ALLEMONT | 5078 | 304 |
| MONTCLUS | 5081 | 55 |
| MONTJAY | 5086 | 104 |
| MONTROND | 5089 | 90 |
| MOTTE-DU-CAIRE | 4134 | 570 |
| MOYDANS | 5091 | 42 |
| NIBLES | 4137 | 55 |
| NOSSAGE-ET-BENEVENT | 5094 | 11 |
| ORPIERRE | 5097 | 347 |
| PIARRE | 5102 | 85 |
| POET | 5103 | 810 |
| RIBEYRET | 5117 | 108 |
| ROSANS | 5126 | 525 |
| SAINT-ANDRE-DE-ROSANS | 5129 | 157 |
| SAINT-GENIEZ | 4179 | 114 |
| SAINT-PIERRE-AVEZ | 5155 | 36 |
| SAINTE-COLOMBE | 5135 | 67 |
| SALEON | 5159 | 82 |
| SALERANS | 5160 | 79 |
| SAVOURNON | 5165 | 248 |
| SERRES | 5166 | 1 325 |
| SIGOTTIER | 5167 | 85 |
| SIGOYER | 4207 | 105 |
| SISTERON | 4209 | 8 097 |
| SORBIERS | 5169 | 50 |
| THEZE | 4216 | 274 |
| TRESCLEOUX | 5172 | 302 |
| TURRIERS | 4222 | 353 |
| UPAIX | 5173 | 504 |
| VAL-BUECH-MEOUGE | 5118 | 1 381 |
| VALAVOIRE | 4228 | 39 |
| VALDOULE | 5024 | 209 |
| VALERNES | 4231 | 250 |
| VAUMEILH | 4233 | 273 |
| VENTAVON | 5178 | 592 |
| VILLEBOIS-LES-PINS | 26374 | 22 |