| Three Top Mountain | W Ashe County. Alt. 5,029. |
| Three Top Ridge | in S Haywood County between Nick Creek and McClure Creek. |
| Threemile Creek | rises in NW McDowell County near Little Switzerland and flows S into Armstrong Creek. |
| Threemile Creek | rises in W Orange County and flows SE into Sevenmile Creek. |
| Thrift | railroad depot name for the Mecklenburg County community of Paw Creek, which see. |
| Thrift Cove Branch | rises in N Transylvania County and flows S into Davidson River. |
| Thumb Swamp | NE Bladen County. Approx. 2 mi. long; drains W into Turnbull Creek. |
| Thumb Swamp | rises in SE Bladen County and flows E into Colly Creek approx. 5 mi. SE of Singletary Lake. |
| Thumping Branch | rises in SE Clay County on Little Mountain and flows SW into Eagle Creek. |
| Thunder Hill | S Watauga County near the head of Groundhog Branch. |