| Jane's Bald | on the Mitchell County, N.C.-Carter County, Tenn., line. Said to have been named for a woman who lost her life there in a snowstorm but who saved her young child by covering it with her own body. |
| Janeiro | community in S Pamlico County on Dawson Creek, which see. Known as Dawson Creek until a post office was est. (since discontinued). Named by seafaring men of the community for Rio de Janeiro, Brazil. |
| Japan | former community in NE Graham County on forks of Tobacco and Panther Creeks. Est. about 1908 as a supply center for surrounding lumbering camps. Named for "Japan clover" (Lespedeza striata) growing in the area. During World War II, local residents began calling it MacArthur for Gen. Douglas MacArthur, but the post office name was never changed. Inundated by waters of Fontana Lake, 1944. |
| Jarmantown | community in NW Onslow County between Hall Pocosin and the head of New River. |
| Jarrets Creek | See Jarrett Bay. |
| Jarrett Bald | W Macon County between Wine Spring Creek and High Laurel Branch. |
| Jarrett Bay | extends into the mainland of E Carteret County from Core Sound. It appears as Jarrets Creek on the Moseley map, 1733. Named for the Jarratt family. |
| Jarrett Creek | rises in W McDowell County and flows SE into Catawba River. |
| Jarrett Creek | See Moore Creek. |
| Jarrett Hollow | N Mitchell County, through which an unnamed tributary of Right Fork Bean Creek flows. |