| Poplar Branch | rises in S Haywood County and flows SE into West Fork Pigeon River. |
| Poplar Branch | rises in N Johnston County and flows SE into Neuse River. Mentioned in local records as early as 1780. |
| Poplar Branch | rises in S Jones County and flows NW into Trent River. |
| Poplar Branch | rises in S Lee County and flows S into Little River. |
| Poplar Branch | rises in N Rockingham County and flows SW into Matrimony Creek. |
| Poplar Branch | rises in E central Wilson County and flows S into Whiteoak Swamp. |
| Poplar Branch | rises in SW Wilson County and flows NE into Black Creek. |
| Poplar Branch | community on the W shore of Currituck Sound in S Currituck County. Known first as Currituck Narrows. Post office 1829. See also Narrows. |
| Poplar Branch Bay | S central Currituck County, is formed in Currituck Sound by the mainland, Rattle Snake Island, and Long Point. |
| Poplar Branch Township | S Currituck County. |