| Nims | formerly a community in E Gaston County but now a part of the town of Mount Holly, which see. |
| Nin Ridge | NW Cherokee County in the Unicoi Mountains, is bounded on four sides by Bryson Lead, Groundhog Ridge, Copper Ridge, and Chestnut Orchard Ridge. |
| Nina | community in NE Cherokee County served by post office, 1880-1911. |
| Nine Mile Creek | See Ninemile Swamp. |
| Ninemile Swamp | rises in W Onslow County and flows SW into Duplin County, where its name becomes Nine Mile Creek and it enters Back Swamp. Named for its distance from Rich Lands Chapel, an early center of settlement. |
| Ninive | community in W Transylvania County. |
| Nit Top | on the Cherokee County, N.C.-Monroe County, Tenn., line in the Unicoi Mountains. |
| Nix Creek | rises in S Jackson County on N slopes of Sassafras Mountain and flows NE into Sapphire Lake. |
| Nix Mountain | S Jackson County between Nix Creek and Horsepasture River. |
| Nixon's | See Columbus. |