- Milford
- Millersburg
- Monroe
- Montague
- Montgomery
- Montrose
- Mount Pleasant
- Middleville
- Millington
- Morley
- Mount Morris
- Mabel
- Mapleton
- Marion Island
- Mayfield
- McManus Corner
- Meadow Lane Mobile Home Park
- Monroe Center
- Meadows Mobile Home Park
- Mason
- Mill Mine Junction
- Maisou Island
- Middle Grounds Island
- Misty Meadows Mobile Home Park
- Mason Manor Mobile Home Community
- Meridian
- Mill Pond Village Mobile Home Park
- Millville
- Mapleview Estates Mobile Home Park
- McGregor