| Date | Type | Code | Name |
|---|---|---|---|
| 1979-01-01 | Restoration | 50167 → 50496 | Dragey-Tombelaine → Saint-Jean-le-Thomas |
| 1979-01-01 | Restoration | 50496 | Saint-Jean-le-Thomas |
| 1973-01-01 | Deletion | 50496 | Saint-Jean-le-Thomas |
| 1973-01-01 | Association merger | 50496 → 50167 | Saint-Jean-le-Thomas → Dragey-Tombelaine |
| 1973-01-01 | Association merger | 50496 | Saint-Jean-le-Thomas |
| 1943-01-01 | Creation | 50496 | Saint-Jean-le-Thomas |