| Mule Gap | N Swain County in Great Smoky Mountains National Park on Welch Ridge, lat. 35°33'02" N., long. 83°34'15" W. Alt. approx. 5,000. |
| Mull Creek | rises in N Catawba County and flows NE into Lyle Creek. |
| Mull Creek | rises in E Jackson County and flows SW into Caney Fork. |
| Mull Grove | community in SW Catawba County served by post office, 1842-1905. Spelled as Mullgrove after 1892. |
| Mullet Gut | a stream that rises in W Carteret County and flows SE into Starkey Creek. |
| Mullet Pond | a bay on the extreme W end of Shackleford Banks, S Carteret County. |
| Mullgrove | See Mull Grove. |
| Mullin Hill | mountain in SW Avery County. |
| Mumblehead Top | E Cherokee County between the headwaters of Rattler Branch and Brooks Cove. |
| Mumford | See Mumfords. |