| 2009-07-01 | Association merger converted to a simple merger | 79031 | Beauvoir-sur-Niort |
| 2009-07-01 | Association merger converted to a simple merger | 79097 → 79031 | Le Cormenier → Beauvoir-sur-Niort |
| 2004-01-01 | Association merger converted to a simple merger | 79031 | Beauvoir-sur-Niort |
| 2004-01-01 | Association merger converted to a simple merger | 79227 → 79031 | La Revêtizon → Beauvoir-sur-Niort |
| 1973-01-01 | Association merger | 79031 | Beauvoir-sur-Niort |
| 1973-01-01 | Association merger | 79097 → 79031 | Le Cormenier → Beauvoir-sur-Niort |
| 1973-01-01 | Association merger | 79227 → 79031 | La Revêtizon → Beauvoir-sur-Niort |
| 1943-01-01 | Creation | 79031 | Beauvoir-sur-Niort |