| 2017-01-01 | Creation of a new commune | 89003 | Aillant-sur-Tholon |
| 2017-01-01 | Creation of a new commune | 89003 | Aillant-sur-Tholon → Montholon |
| 2017-01-01 | Deletion | 89003 | Aillant-sur-Tholon |
| 2017-01-01 | Creation of a new commune | 89078 → 89003 | Champvallon → Montholon |
| 2017-01-01 | Creation of a new commune | 89473 → 89003 | Villiers-sur-Tholon → Montholon |
| 2017-01-01 | Creation of a new commune | 89484 → 89003 | Volgré → Montholon |
| 1961-04-02 | Name change | 89003 | Aillant → Aillant-sur-Tholon |
| 1961-04-02 | Creation | 89003 | Aillant-sur-Tholon |
| 1943-01-01 | Creation | 89003 | Aillant |