- Morinus
- Mortimers Point
- Mansfield
- Maple Grove
- Marsville
- Melancthon
- Monticello
- Maple Beach
- Maple Grove
- Marsh Hill
- McLaren's Beach
- McLennan's Beach
- Malahide
- Mapleton
- Middlemarch
- Mile Corner
- Mitchell Heights
- Mount Salem
- Mount Vernon
- Maple Hill
- Marysville
- McLean
- Milburn
- Mississippi Station
- Missouri
- Moons Corners
- Mountain Grove
- Murvale
- Myers Cave
- Maple Lane