| Churchville | community in SW Montgomery County served by post office, 1830-36. |
| Cid | community in E Davidson County. Est. 1885. Named either for Sidney Muffley, superintendent of silver mine nearby; or for Cid, Scotland, by miners who came from there. |
| Cilley | See German's Hill. |
| Cindy Branch | rises in central Cherokee County and flows SE into Morgan Creek. |
| Cindy Edwards Branch | rises in SW Beaufort County and flows W into Chocowinity Creek. |
| Cipo River | See Pamlico River. |
| Cisco | community in central Chowan County served by post office, 1891-1907. |
| Cisco Cove | central Buncombe County S of Cisco Mountain. |
| Cisco Mountain | central Buncombe County between Piney Mountain and Randall Gap. |
| Citron | community in SW Alleghany County. Known as City until some time after 1918. |