| Martinsborough | See Greenville. |
| Martinville | former town and county seat, central Guilford County. Est. 1774 as Guilford Courthouse, which see, and chartered as Martinville, 1785. Named for Governor Alexander Martin (1740-1807). Abandoned about 1808 with the establishment of Greensboro as county seat. |
| Marty's Ridge | NW Burke County. Alt. 3,625. |
| Marvin | community in W Union County. Inc. 1994. |
| Marvin | See Point Harbor. |
| Mary Branch | rises in central Cherokee County and flows SW into Valley River. |
| Mary Branch | rises in NE Cherokee County and flows SW into Stewart Branch. |
| Mary Gap | E Madison County at the head of Gabriels Creek. |
| Mary Gray Knob | between Rock Hollow Branch and Rogers Cove Creek in E Haywood County. |
| Mary Knob | on the Haywood-Madison county line. |