- Mission Meadows Trailer Park
- Marysville
- McHugh Trailer Court
- Milford Colony
- Mobile City Home Park
- Mountain View Trailer Court
- Midvale
- Mountain View Mobile Home Park
- Murray Island (historical)
- Medicine Lake
- Malta
- Manhattan
- Moore
- Muddy
- Mammoth
- Manger
- Mikesell Trailer Court
- Moss Agate
- Moyne
- McClain
- McNamara
- Miller
- MJB Trailer Court
- Mobile City Trailer Park
- Mount Jumbo Trailer Court
- Mountain View Court
- Merriman
- Minnie Rahn Place
- Muir
- Midale