| 1984-01-01 | Restoration | 50463 → 50221 | Saint-Denis-le-Gast → Grimesnil |
| 1984-01-01 | Restoration | 50463 | Saint-Denis-le-Gast |
| 1973-02-01 | Association merger | 50221 → 50463 | Grimesnil → Saint-Denis-le-Gast |
| 1973-02-01 | Association merger | 50463 | Saint-Denis-le-Gast |
| 1943-01-01 | Creation | 50463 | Saint-Denis-le-Gast |