- Mountain Heaven
- Marys Creek Estates
- Meadow Bend
- Melody Estates
- Melody Wood
- Middle Deer Island
- Mission Estates
- Mustang Meadows
- Melo
- Melrose
- Monthalia
- Mesilla Park
- Mozelle
- Macomb
- Mayd
- Mills
- Marilee
- Milligan
- Millwood
- Morrison Falls
- Muehlsville
- Mabank
- Marilla
- McGirk
- Midway
- Mentz
- Manvel
- Marble Falls
- Marfa
- Middleburg