- Montrose
- Morrisville
- Mount Pleasant
- Mayfield
- Middletown
- Midland
- Midway
- Milford
- Millville
- Morrisville
- Mainsville
- Maple Grove
- Markes
- Mason and Dixon
- McKinney
- Mercersburg Junction
- Metal
- Midvale
- Milnor
- Mongul
- Monterey
- Mount Rock
- Mount Union
- Mountain Green
- Mowersville
- Mellotts Mill
- Mable Hill
- Mapletown
- McCracken
- Moffitt Sterling