| 1979-12-31 | Creation | 50167 | Dragey-Ronthon |
| 1979-12-31 | Name change | 50167 | Dragey → Dragey-Ronthon |
| 1979-01-01 | Deletion | 50167 | Dragey-Tombelaine |
| 1979-01-01 | Restoration | 50167 | Dragey-Tombelaine → Dragey |
| 1979-01-01 | Restoration | 50167 → 50199 | Dragey-Tombelaine → Genêts |
| 1979-01-01 | Restoration | 50167 → 50496 | Dragey-Tombelaine → Saint-Jean-le-Thomas |
| 1973-01-01 | Deletion | 50167 | Dragey |
| 1973-01-01 | Association merger | 50167 | Dragey → Dragey-Tombelaine |
| 1973-01-01 | Association merger | 50199 → 50167 | Genêts → Dragey-Tombelaine |
| 1973-01-01 | Association merger | 50439 → 50167 | Ronthon → Dragey-Tombelaine |
| 1973-01-01 | Association merger | 50496 → 50167 | Saint-Jean-le-Thomas → Dragey-Tombelaine |
| 1943-01-01 | Creation | 50167 | Dragey |