This commune has 2 associated communes.
| Code | Name |
|---|---|
| 08258 | Logny-lès-Chaumont |
| 08495 | Wadimont |
| Date | Type | Code | Name |
|---|---|---|---|
| 1974-05-01 | Association merger | 08113 | Chaumont-Porcien |
| 1974-05-01 | Association merger | 08258 → 08113 | Logny-lès-Chaumont → Chaumont-Porcien |
| 1974-05-01 | Association merger | 08495 → 08113 | Wadimont → Chaumont-Porcien |
| 1971-03-01 | Simple merger | 08002 → 08113 | Adon → Chaumont-Porcien |
| 1971-03-01 | Simple merger | 08113 | Chaumont-Porcien |
| 1943-01-01 | Creation | 08113 | Chaumont-Porcien |