- Mesquite
- Minden
- McDermitt
- McGill
- Moapa Town
- Moapa Valley
- Mount Charleston
- Majors Place
- Manhattan
- Manse
- Marie Camp
- Marietta
- Mark Twain Estates
- Martin
- Mason
- Massie
- McCarran
- McCoy
- McGill Junction
- McLeans
- Melandco
- Mellan
- Mendha
- Mercury
- Midas
- Middle Boulder Island
- Middle Point Islands
- Middlegate
- Midway
- Mill City