- Marsh Harbor
- Marsh Hawk
- Marsh Island
- Marsh Island
- Marsh Islands
- Marsh Point
- Marshall Forest
- Martin
- Martin Corner
- Martin Crossroads
- Martin Subdivision
- Martindale
- Martins Crossroads
- Martins Landing
- Martins Landing
- Martins Point Landing
- Mary
- Mary Island
- Marysville
- Maryville
- Maryville
- Maryville
- Mas Old Field Landing
- Mascot
- Mason Estates
- Masons Cross Road
- Mathais Crossroads
- Mathews Heights
- Mathews Village
- Mathis Corner