| Merryville, LA (Town) |
| Mertens, TX (Town) |
| Mertilla, KS (Township) |
| Merton, MN (Township) |
| Merton, SD (Township) |
| Merton Town, WI (Town) |
| Merton Village, WI (Village) |
| Mertzon, TX (Town) |
| Merwin, MO (Village) |
| Mesa, WA (City) |
| Mesa, AZ (City) |
| Mesa County, CO (County) |
| Meservey, IA (City) |
| Meshoppen, PA (Borough) |
| Meshoppen Township, PA (Township) |
