| 2003-02-01 | Association merger converted to a simple merger | 09107 | Dun |
| 2003-02-01 | Association merger converted to a simple merger | 09112 → 09107 | Engraviès → Dun |
| 2003-02-01 | Association merger converted to a simple merger | 09191 → 09107 | Merviel → Dun |
| 2003-02-01 | Association merger converted to a simple merger | 09288 → 09107 | Senesse-de-Senabugue → Dun |
| 1973-01-01 | Association merger | 09107 | Dun |
| 1973-01-01 | Association merger | 09112 → 09107 | Engraviès → Dun |
| 1973-01-01 | Association merger | 09191 → 09107 | Merviel → Dun |
| 1973-01-01 | Association merger | 09288 → 09107 | Senesse-de-Senabugue → Dun |
| 1943-01-01 | Creation | 09107 | Dun |