| Date | Type | Code | Name |
|---|---|---|---|
| 1984-03-28 | Deletion | 66167 | Saillagouse-Llo |
| 1984-03-28 | Restoration | 66167 → 66100 | Saillagouse-Llo → Llo |
| 1984-03-28 | Restoration | 66167 | Saillagouse-Llo → Saillagouse |
| 1974-10-08 | Deletion | 66167 | Saillagouse |
| 1974-10-08 | Association merger | 66100 → 66167 | Llo → Saillagouse-Llo |
| 1974-10-08 | Association merger | 66167 | Saillagouse → Saillagouse-Llo |
| 1943-01-01 | Creation | 66167 | Saillagouse |