- Mannsville
- Manntown
- Manor Creek
- Manse
- Mansfield Estates
- Manton
- Manuel
- Maple
- Maple Grove
- Maples Corner
- Maplesville
- Marcellus
- Marcum
- Marcum Island
- Marcus
- Maretburg
- Mariba
- Marion
- Mark
- Marksbury
- Marlow
- Marlowe
- Marrowbone
- Marrowbone
- Marshall
- Marshall
- Marshall Branch
- Marshall Branch
- Marshallville
- Marshes Siding