- McCoole
- McKenzie
- Mexico
- Miller
- Montel
- Morantown
- Moscow
- Mount Savage Junction
- Maceys Corner
- Mago Vista Beach
- Magothy Beach
- Magothy Estates
- Magothy Forest
- Magothy Forge
- Maid Marion
- Mallet Hill
- Manhattan Beach
- Manhattan Manor
- Manresa
- Mansion House Manor
- Maple Ridge
- Marabrooke
- Margate
- Mariners Cove
- Marley
- Marley Heights
- Marley Park Beach
- Marley Run
- Marriott Hill
- Martindale