| Knox | community in N Moore County served by post office, 1900-1905. |
| Kolasko | See Weatherman Bald. |
| Kona | community in W central Mitchell County near the junction of North Toe and South Toe Rivers. The name is said to have been coined by R. M. Lawson, first dispatcher for the railroad, simply because it was a short, easily spelled and understood word. |
| Konnatoga | See Little Pisgah Mountain. |
| Koonasoga | See Humpback Mountain. |
| Koonces Bay | on White Oak River, SW Carteret County between Wire Point and Balls Point. Named for the Koonce family. |
| Kornegay | community in E Duplin County. |
| Kossie | community in S Cleveland County served by post office, 1898-1902. |
| Kototine | See Little River. |
| Kross Keys | community in S Polk County. Settled about 1900. Named by Greenberry Sanders because of keylike intersection of roads at the site. |