- Minersville
- Misty Hills Numbers 1-7
- Misty Hills Numbers 8-10
- Moab
- Moark Junction
- Modena
- Mohrland
- Molen
- Mon de Ville Condominium
- Mona
- Monarch
- Monroe
- Monte Carlo Condominium
- Monte Cristo Condo
- Monte Cristo Island
- Montezuma Creek
- Monticello
- Moon Lake Lodge
- Moon Lake Resort
- Moon Park
- Moore
- Morgan
- Morningside Cove
- Moroni
- Morton
- Mosida
- Motoqua
- Mound City
- Mounds
- Mount Aire