Mackenbruch
Mackinaw, Tazewell (Illinois)
Madison
Madison County, (Illinois)
Madison, Dane (Wisconsin)
Madison, Lake (South Dakota)
Maine
Makee, Allamakee (Iowa)
Malaka, Jasper (Iowa)
Malmershaupt
Manhattan, (Kansas)
Manhattan, New York
Manhattan, Riley (Kansas)
Manitowoc County, (Wisconsin)
Manitowoc, Manitowoc (Wisconsin)
Maple Creek, Outagamie (Wisconsin)
Maplewood, (Missouri)
Maquoketa, Jackson (Iowa)
Marathon County, (Wisconsin)
Marietta, (Georgia)
Marietta, Washington (Ohio)
Marine on Saint Croix, Chisago (Minnesota)
Mariposa, Jasper (Iowa)
Marrs, Posey (Indiana)
Marschallshagen
Marshall County, (Iowa)
Marshall, Saline (Missouri)
Marshfield, (Wisconsin)
Marthasville, Warren (Missouri)
Maryland
Maryland, Ogle (Illinois)
Mascoutah, St. Clair (Illinois)
Mason City, (Iowa)
Mason County, (Illinois)
Maspe
Massac County, Illinois
Massachusetts
Maßbach
Maßbruch
Maßbruch Amt Brake
Massillon, Stark (Ohio)
Mastholte
Matorf
Mayview, La Fayette (Missouri)
McConnell, Stephenson (Illinois)
McCracken, (Kentucky)
Mech
Mecklenburg
Medford, Middlesex (Massachusetts)
Medicine Creek, Furnas (Nebraska)
Meierberg
Meiersfeld
Meinberg
Melbourne, Marshall (Iowa)
Melle
Melrose, (South Dakota)
Melrose, Adams (Illinois)
Mendon, Adams (Illinois)
Menkhausen
Meramec, Jefferson (Missouri)
Merrill, (Wisconsin)
Merrimack, Hillsborough (New Hampshire)
Merseburg
Metropolis, Massac (Illinois)
Michigan
Michigan City, LaPorte (Indiana)
Middletown, Butler (Ohio)
Miles, (Texas)
Milford, Jefferson (Wisconsin)
Millport, Carbon (Pennsylvania)
Millstadt, St. Clair (Illinois)
Milwaukee, Milwaukee (Wisconsin)
Minden
Minidoka County, (Idaho)
Minier, Tazewell (Illinois)
Minneapolis, Hennepin (Minnesota)
Minnesota
Mira Loma, (Californien)
Missouri
Moberly, Randolph (Missouri)
Möllbergen
Möllenbeck
Mönchshof
Mönninghausen
Mollenbach
Momehnen, (Momajny)
Moniteau County, Missouri
Monroe County, (Wisconsin)
Monroe, Clark (Indiana)
Montague, Muskegon (Michigan)
Montana
Monterey, Allegan (Michigan)
Montgomery, (Missouri)
Montpelier, Muscatine (Iowa)
Moravia, Appanose (Iowa)
Moreau, Cole (Missouri)
Morrison, Brown (Wisconsin)
Morrison, Gasconade (Missouri)
Mosebeck
Mosel, Sheboygan (Wisconsin)
Moss Creek, Carroll (Missouri)
Mossenberg
Motley Twp., Morrison (Minnesota)
Mount Ida, Grant (Wisconsin)
Mount Pleasant, Racine (Wisconsin)
Mount Sterling, Gasconade (Missouri)
Mount Vernon, Posey (Indiana)
Mountain Lake, (Minnesota)
Mt Vernon, Posey (Indiana)
Mühlhausen
München
Münster
Müssen
Murdock, (Nebraska)
Murray, Cass (Nebraska)
Muscatine County, (Iowa)
Muscatine, Muscatine (Iowa)
