| Marlboro County, SC (County) |
| Marlboro Township, NJ (Township) |
| Marlboro Township, OH (Township) |
| Marlboro Township, OH (Township) |
| Marlborough, MO (Village) |
| Marlborough, NH (Town) |
| Marlborough, MA (City) |
| Marlborough, CT (Town) |
| Marlborough, NY (Town) |
| Marlborough Township, PA (Township) |
| Marlette, MI (City) |
| Marlette Township, MI (Township) |
| Marlin, TX (City) |
| Marlinton, WV (Town) |
| Marlow, NH (Town) |
