This region has 12 departments.
| Code | Name | Administrative seat |
|---|---|---|
| 16 | Charente | Angoulême |
| 17 | Charente-Maritime | La Rochelle |
| 19 | Corrèze | Tulle |
| 23 | Creuse | Guéret |
| 24 | Dordogne | Périgueux |
This region has 4293 communes.
| Code | Name | Population |
|---|---|---|
| 33063 | Bordeaux | 267 991 |
| 87085 | Limoges | 129 937 |
| 86194 | Poitiers | 89 916 |
| 64445 | Pau | 80 441 |
| 17300 | La Rochelle | 79 851 |
This region has 285 cantons.
| Code | Name | Central office |
|---|---|---|
| 1601 | Angoulême-1 | Angoulême |
| 1602 | Angoulême-2 | Angoulême |
| 1603 | Angoulême-3 | Angoulême |
| 1604 | Boëme-Echelle | Roullet-Saint-Estèphe |
| 1605 | Boixe-et-Manslois | La Boixe |
This region has 12 departmental collectivities.