- Mitchells Range
- Mohican Hills
- Monterrey Village
- Montgomery Hills
- Montgomery Knolls
- Montgomery Meadows
- Montgomery Square
- Montrose
- Mount Ephraim
- Mount Lebanon
- Mount Radnor Heights
- Mount Zion
- Mountain View Estates
- Mullinix
- Muncaster Manor
- Magruder Landing
- Manchester Estates
- Marlboro Meadows
- Marlboro Village
- Marlton South
- Maryland Park
- Maryvale
- Mayfair
- McCahill Estates
- Meadow Woods Estates
- Meadows
- Mellwood
- Melwood Mobile Home Park
- Michigan Park Hills
- Middleton Farm