This department has 162 communes.
| Code | Name | Population |
|---|---|---|
| 05061 | Gap | 41 293 |
| 05023 | Briançon | 11 411 |
| 05046 | Embrun | 6 412 |
| 05070 | Laragne-Montéglin | 3 549 |
| 05179 | Veynes | 3 214 |
This department has 17 cantons.
| Code | Name | Central office |
|---|---|---|
| 0501 | L'Argentière-la-Bessée | L'Argentière-la-Bessée |
| 0502 | Briançon-1 | Briançon |
| 0503 | Briançon-2 | Briançon |
| 0504 | Chorges | Chorges |
| 0505 | Embrun | Embrun |