| Marble | community in central Cherokee County. Inc. 1911; charter revoked June 22, 1939. Alt. 1,686. Named for deposits of marble in the vicinity. |
| Marble Creek | rises in central Cherokee County and flows SE into Valley River. |
| Marbleyard Ridge | SE Clay County between Hogan Branch and Little Buck Creek. |
| Marce | community in Mecklenburg County served by post office, 1894-95. |
| Marcus | community in SE Montgomery County served by post office, 1898-1913. |
| Marcus | former community in W Swain County on Tuckasegee River. Site now under the waters of Fontana Lake. |
| Mare Branch | rises in E Hertford County and flows S into Bertie County, where it enters Keel Creek. |
| Mare Branch | rises in S Lee County and flows E into Juniper Creek. |
| Mare Branch | rises in W central Wilson County and flows NE into Contentnea Creek. |
| Maready | community in SE Duplin County. |