- Macksville
- Madison
- Mahaska
- Maize
- Manchester
- Manhattan
- Mankato
- Manter
- Maple Hill
- Mapleton
- Marienthal
- Marion
- Marquette
- Marysville
- Matfield Green
- Mayetta
- Mayfield
- McConnell AFB
- McCracken
- McCune
- McDonald
- McFarland
- McLouth
- McPherson
- Meade
- Medicine Lodge
- Melvern
- Menlo
- Meriden
- Merriam
- Milan
- Mildred
- Milford
- Milton
- Miltonvale
- Minneapolis
- Minneola
- Mission
- Mission Hills
- Mission Woods
- Moline
- Montezuma
- Moran
- Morganville
- Morland
- Morrill
- Morrowville
- Moscow
- Mound City
- Mound Valley
- Moundridge
- Mount Hope
- Mulberry
- Mullinville
- Mulvane
- Munden
- Munjor
- Muscotah
