| Ruin Creek | rises in W Vance County and flows S into Tabbs Creek. Appears on the Collet map, 1770. |
| Rumbling Bald Mountain | NW Rutherford County on a ridge extending SE from Shumont Mountain. Alt. approx. 3,020. There are numerous caves in the mountain, and boulders sometimes fall in them, making a rumbling noise. Known by the Cherokee Indians as Sokassa A series of earthquakes occurred there from February 10 until April 17, 1874. There were between 50 and 75 shocks. See also The Caves. |
| Rumley Bay | a small bay in SE Cedar Island, NE Carteret County. Named for the Rumley family. |
| Rumley Marsh | a tidal-marsh peninsula approx. 1¾ mi. long and ¾ mi. wide on the N shore of Pamlico River S of Jackson Swamp, E Beaufort County. Appears as Rumneys Marsh on the Collet map, 1770. |
| Rumneys Marsh | See Rumley Marsh. |
| Run Branch | rises in S Lee County and flows NE into Thoroughfare Branch. |
| Run Hill | sand hill in Kill Devil Hills, E Dare County. |
| Run of Swamp | a canal that drains the Big Pocosin in SW Gates County and empties into Chowan River. |
| Run of the Mill Pond | a stream that rises in SE Duplin County and flows N into Jump and Run Branch. |
| Run Swamp Canal | rises in W Currituck County and flows SE into Indiantown Creek. It forms a part of the boundary between Camden and Currituck Counties. |