| Mabton, WA (City) |
| Macclenny , FL (City) |
| Macclesfield, NC (Town) |
| Macedon, NY (Town) |
| Macedon, NY (Village) |
| Macedonia, IA (City) |
| Macedonia, IL (Village) |
| Macedonia, OH (City) |
| Macedonia Township, IA (Township) |
| Machesney Park, IL (Village) |
| Machias, NY (Town) |
| Machias, ME (Town) |
| Machiasport, ME (Town) |
| Mackay, ID (City) |
| Mackenzie, MO (Village) |
