| 1984-01-01 | Deletion | 22213 | Plouër-Langrolay-sur-Rance |
| 1984-01-01 | Restoration | 22213 → 22103 | Plouër-Langrolay-sur-Rance → Langrolay-sur-Rance |
| 1984-01-01 | Restoration | 22213 | Plouër-Langrolay-sur-Rance → Plouër-sur-Rance |
| 1973-03-15 | Deletion | 22213 | Plouër-sur-Rance |
| 1973-03-15 | Association merger | 22103 → 22213 | Langrolay-sur-Rance → Plouër-Langrolay-sur-Rance |
| 1973-03-15 | Association merger | 22213 | Plouër-sur-Rance → Plouër-Langrolay-sur-Rance |
| 1949-10-30 | Creation | 22213 | Plouër-sur-Rance |
| 1949-10-30 | Name change | 22213 | Plouër → Plouër-sur-Rance |
| 1943-01-01 | Creation | 22213 | Plouër |