- Millwood
- Mountville
- Marion
- Mayo
- Mount Carmel
- Mulberry
- Manning
- Mauldin
- Mayesville
- McBee
- McClellanville
- McColl
- McConnells
- McCormick
- Meggett
- Modoc
- Moncks Corner
- Monetta
- Mount Croghan
- Mount Pleasant
- Mullins
- Murphys Estates
- Murrells Inlet
- Myrtle Beach
- Mark Island
- MacArthurs Junction
- Macbeth
- Macedon
- Macedonia
- Macedonia