| Date | Type | Code | Name |
|---|---|---|---|
| 2012-09-01 | Association merger converted to a simple merger | 22118 | Lanvallay |
| 2012-09-01 | Association merger converted to a simple merger | 22329 → 22118 | Saint-Solen → Lanvallay |
| 2012-09-01 | Association merger converted to a simple merger | 22374 → 22118 | Tressaint → Lanvallay |
| 1973-01-01 | Association merger | 22118 | Lanvallay |
| 1973-01-01 | Association merger | 22329 → 22118 | Saint-Solen → Lanvallay |
| 1973-01-01 | Association merger | 22374 → 22118 | Tressaint → Lanvallay |
| 1943-01-01 | Creation | 22118 | Lanvallay |