- Mart
- Martha
- Martin
- Martin Springs
- Martindale
- Martinez
- Martinez Addition Colonia
- Martins Mill
- Martinsville
- Marvels
- Marvin
- Marvin
- Marwood
- Mary K Acres Colonia
- Mary Lou Park Colonia
- Maryetta
- Maryneal
- Marys Creek Estates
- Marystown
- Marysville
- Mason
- Mason
- Mason Crossing
- Mason Lake Estates
- Mason Park Terrace
- Mason Park West
- Massa
- Massey Lake
- Masterson
- Masterson