- Manchester (4)
- Marbury
- Marlow Heights (1)
- Marriottsville (4)
- Maugansville
- McHenry (7)
- Mechanicsville (3)
- Middletown (8)
- Millersville (12)
- Mitchellville (4)
- Monkton (5)
- Monrovia (6)
- Montgomery Village (3)
- Morningside (1)
- Mount Airy (12)
- Mount Savage
- Mountain Lake Park (1)
- Directory of churches in McHenry, MD.www.churchangel.com/WEBMD/mchenry.htm