| Colli a Volturno | |
| Official Name: | Comune di Colli a Volturno |
| Coordinates: | 41.6°N 20°W |
| Region: | Molise |
| Province: | Isernia (IS) |
| Frazioni: | Casali, Castiglioni, Cerreto, Santa Giusta, Valloni |
| Mayor: | Emilio Incollingo |
| Area Total Km2: | 25.25 |
| Population Footnotes: | [1] |
| Population Total: | 1277 |
| Population As Of: | 30 September 2022 |
| Population Demonym: | Collesi |
| Saint: | Saint Leonard |
| Day: | November 6 |
| Postal Code: | 86073 |
| Area Code: | 0865 |
Colli a Volturno is a comune (municipality) in the Province of Isernia in the Italian region Molise, located about 45km (28miles) west of Campobasso and about 11km (07miles) west of Isernia.
Colli a Volturno borders the following municipalities: Cerro al Volturno, Filignano, Fornelli, Macchia d'Isernia, Montaquila, Monteroduni, Rocchetta a Volturno, Scapoli.