- Morton
- Montevideo
- Moose Lake
- Mora
- Morgan
- Murdock
- Myrtle
- Mid Town Mobile Home Park
- Minnesota Island
- Minnesota Boys Town
- MacKenzie Island
- Mankie Island
- Marrier Estates
- Midway Mobile Home Park
- Miloma
- Mattson
- Mallard Island
- Maple Springs
- Merkling's Trailer Court
- Midland Junction
- Maple Island
- Marine on Saint Croix
- Madelia Mobile Village
- McCauleyville
- Morningside Terrace
- Manitou Junction
- Maple
- Maple Lake Mobile Home Park
- Martin Landing
- McNair