Pennsylvania cities starting with M
- Macungie, PA 7
- Mahanoy City, PA 9
- Malvern, PA 18
- Manheim, PA 20
- Manheim, PA 12
- Manns Choice, PA 7
- Mansfield, PA 15
- Maple Glen, PA 10
- Marianna, PA 5
- Marienville, PA 7
- Marietta, PA 9
- Marion Center, PA 6
- Markleysburg, PA 6
- Mars, PA 7
- Martinsburg, PA 15
- Marysville, PA 9
- Masontown, PA 10
- Matamoras, PA 5
- Mayport, PA 5
- McAdoo, PA 6
- Mcclure, PA 6
- McConnellsburg, PA 5
- Mc Connellsburg, PA 7
- McDonald, PA 6
- McKean, PA 5
- McKeesport, PA 50
- Mc Kees Rocks, PA 12
- McKees Rocks, PA 10
- McMurray, PA 7
- Meadville, PA 44
- Mechanicsburg, PA 59
- Media, PA 34
- Mercer, PA 17
- Mercersburg, PA 21
- Meshoppen, PA 5
- Meyersdale, PA 19
- Middleburg, PA 14
- Middletown, PA 9
- Middletown, PA 15
- Midland, PA 8
- Mifflinburg, PA 21
- Mifflintown, PA 18
- Milford, PA 5
- Milford, PA 6
- Millersburg, PA 14
- Millerstown, PA 5
- Millersville, PA 12
- Millerton, PA 5
- Mill Hall, PA 11
- Mill Run, PA 5
- Millvale, PA 5
- Millville, PA 9
- Milroy, PA 5
- Milton, PA 20
- Minersville, PA 12
- Mohnton, PA 7
- Monaca, PA 9
- Monessen, PA 11
- Monongahela, PA 15
- Monroeville, PA 27
- Montgomery, PA 5
- Montoursville, PA 24
- Montrose, PA 16
- Moosic, PA 5
- Morrisdale, PA 6
- Morrisville, PA 8
- Morton, PA 8
- Moscow, PA 5
- Mountain Top, PA 12
- Mount Carmel, PA 14
- Mount Holly Springs, PA 5
- Mount Jewett, PA 8
- Mount Joy, PA 14
- Mount Joy, PA 8
- Mount Pleasant, PA 13
- Mount Pleasant Mills, PA 5
- Mount Pocono, PA 7
- Mount Union, PA 10
- Mountville, PA 8
- Mount Wolf, PA 6
- Muncy, PA 19
- Munhall, PA 11
- Munson, PA 6
- Murrysville, PA 9
- Myerstown, PA 9