- Midoil
- Millersville
- Millux
- Missouri Triangle
- Mitchells Corner
- Moreland Mill
- Murray
- Monitor Island
- Mount Hannah Lodge
- Moran
- Malibu Bowl
- Malibu Hills
- Malibu Junction
- Malibu Vista
- Marne
- Martins
- Maxson
- Mile High
- Miraleste
- Mission
- Monaco
- Monte Nido
- Mormon Island
- Morningside Park
- Morton
- Mount Wilson
- Madera Country Club Estates
- Madera Highlands
- Madera Ranchos
- Minturn