- Maplewood
- Maplewood
- Mara Vista
- Marble Ridge Station
- Marblehead
- Marblehead Lighthouse
- Marblehead Neck
- Marion
- Marion Center
- Marions Camp
- Markham Ledge
- Marks Garrison
- Marlboro
- Marlborough
- Marlborough Junction
- Marsh Corner
- Marshall Corner
- Marshfield
- Marshfield Center
- Marshfield Hills
- Marston Corners
- Marstons Mills
- Martha's Vineyard Island
- Martin Rock
- Mashpee
- Mashpee Neck
- Masons Corner
- Massasoit
- Matfield
- Matfield Corner