| Date | Type | Code | Name |
|---|---|---|---|
| 1979-03-01 | Association merger converted to a simple merger | 78187 → 78506 | Craches → Prunay-sous-Ablis |
| 1979-03-01 | Name change | 78506 | Prunay-sous-Ablis → Prunay-en-Yvelines |
| 1972-08-01 | Association merger | 78187 → 78506 | Craches → Prunay-sous-Ablis |
| 1972-08-01 | Association merger | 78506 | Prunay-sous-Ablis |
| 1943-01-01 | Creation | 78506 | Prunay-sous-Ablis |