| Calhoun Branch | rises in NW Swain County and flows S into Desolation Branch. |
| Calhoun Branch | rises in W Cherokee County and flows S into Hiwassee River. |
| Calhoun Island | formerly a 15-acre island in Little Tennessee River in NE Graham County. Now under the waters of Fontana Lake. |
| Calico | community in S Pitt County. Named for the fact that a local store, owned by Henry Venters and his father, sold more calico cloth than any other store in Pitt County. The store also housed the local post office. |
| Calico Bay | a loam-filled bay in SW Duplin County. |
| Calico Creek | rises in central Carteret County and flows E and SE into the mouth of Newport River. An English ship, loaded with calico, is said to have wrecked near Beaufort in a storm. Afterward, pieces of calico were found draped over bushes growing along the creek. |
| California | community in W Pitt County. |
| California | community in NE Madison County. A post office, California Creek, est. there prior to 1882. |
| California | community in central Hertford County on the head of Mill Branch. |
| California Branch | rises in N Cabarrus County and flows N into Rowan County, where it enters South Second Creek. |