| Date | Type | Code | Name |
|---|---|---|---|
| 2017-01-01 | Creation of a new commune | 50458 | Saint-Côme-du-Mont |
| 2017-01-01 | Creation of a new commune | 50458 → 50099 | Saint-Côme-du-Mont → Carentan les Marais |
| 2016-01-01 | Creation of a new commune | 50458 | Saint-Côme-du-Mont |
| 2016-01-01 | Creation of a new commune | 50458 → 50099 | Saint-Côme-du-Mont → Carentan les Marais |
| 2016-01-01 | Deletion | 50458 | Saint-Côme-du-Mont |
| 1943-01-01 | Creation | 50458 | Saint-Côme-du-Mont |