| Thunder Swamp | rises in S Wayne County and flows NW into Thoroughfare Swamp. |
| Thunderbolt Landing | on Cashie River, SE Bertie County. |
| Thunderhead Mountain | on the Swain County, N.C.-Blount County, Tenn., line in Great Smoky Mountains National Park near lat. 35°34'08" N., long. 83°42'24" W. Alt. 5,530. |
| Thunderhole Creek | rises in S Watauga County approx. 2 mi. W of the town of Blowing Rock and flows S into N Caldwell County, where it enters Johns River. |
| Thunderstruck Knob | in E Yancey County at the E end of Bee Ridge. |
| Thunderstruck Knob | in NW Yancey County at the S end of Fork Ridge between Hensley Branch and Cane River. |
| Thunderstruck Ridge | N Jackson County between Polecat Branch and Soco Creek. |
| Thundertontrenck | See Lenox Castle. |
| Thurman | community in E Craven County on Neuse River. Alt. 26. Settled about 1850 and named for Allen G. Thurman (1813-95), member of Congress (1845-47) and later a senator from Ohio. His mother was the daughter of Nathaniel Allen, nephew and adopted son of Joseph Hewes of Edenton. |
| Thurmond | community in NE Wilkes County at the Surry County line. |