United States of America populated cities
- Montauk, New York
- Monte Rio
- Monterey
- Montgomery
- Montgomery Village
- Montpelier, Vermont
- Monument Beach
- Moore Haven
- Moores Hill
- Moorpark, California
- Moose Pass
- Moraga
- Morgan Hill
- Morris Plains
- Morse Bluff
- Morton Grove
- Moscow Mills
- Moss Beach
- Moss Landing
- Moss Point
- Mound Bayou
- Mountain Grove
- Mountain Iron
- Mountain Lakes
- Mountain Ranch