Barrios de Wisconsin M
- MacArthur Heights (5)
- Maple Tree (3)
- Marquette (1)
- Marquette Park (1)
- Marquette-Dane (28)
- Martin Drive (1)
- McAuliffe Park (1)
- McGovern Park (3)
- McKinley (1)
- Meadowood (4)
- Memorial (1)
- Menomonee River Hills (1)
- Menomonee River Hills East (2)
- Merrill Park (10)
- Metcalfe Park (4)
- Middleton Hills (1)
- Midtown Milwaukee (2)
- Midvale Heights (5)
- Miller Valley (1)
- Milwaukee River Parkway (2)
- Mitchell Park (2)
- Mitchell West (2)
- Morgan Heights (2)
- Morgandale (2)
- Mount Mary (3)
- Mount Pleasant (27)
- Murray Hill (64)
- Muskegg Way (5)