- Midway
- Millsville
- Mooney Lane Colonia
- Morgan Farm Colonia
- Morgan Lane Colonia
- McMillan
- Martinez Addition Colonia
- Mayes Addition Colonia
- McMasters Colonia
- Meadow Ridge Colonia
- Mi Tierra Colonia
- Midway
- Muil
- Marystown
- Midway
- Metz
- McClelland
- Meldrum
- Milo Center
- Mount Herman
- Midway
- Mount Sylvan
- Mayo
- Mays Crossing
- Munoz Colonia
- Manuel Garcia Colonia
- Manuel Garcia II
- Manuel Garcia Number 2 Colonia
- Manuel Munoz Colonia
- Margarita Addition Number 1 Colonia