Places beginning with MA in Ohio, United States
- Mabee Corner
- MacAdam (historical)
- MacArthur Park (subdivision)
- Macedon
- Macedonia
- Macedonia
- Macedonia, City of
- Mack
- Mackachack (historical)
- Macksburg
- Mackstown
- Macochee Castle
- Macon
- Madden Corners
- Maddens (historical)
- Madeira
- Madeira, City of
- Madeira (historical)
- Maderite Heights (subdivision)
- Madison
- Madison Addition
- Madison Beach
- Madisonburg
- Madison County
- Madison Dock (historical)
- Madison Hill
- Madison Lake
- Madison Mills
- Madison-on-the-Lake
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Township of
- Madison, Village of
- Madisonville
- Madland (historical)
- Mad River
- Mad River, Township of
- Mad River, Township of
- Mad River, Township of
- Magnetic Springs
- Magnolia
- Mahoning
- Mahoning County
- Maineville
- Mainsville
- Malaga
- Malaga, Township of
- Malinta
- Mallet Creek
- Malta
- Malta, Township of
- Malvern
- Manara
- Manchester
- Manchester
- Manchester, Township of
- Manchester, Township of
- Mandale
- Manhattan Beach
- Manker (historical)
- Manleys Subdivision
- Mann
- Manor (historical)
- Mansfield
- Mansfield, City of
- Mantua
- Mantua
- Mantua Center
- Mantua Corners
- Mantua, Township of
- Maple
- Maple Corner
- Maplecrest
- Maple Grove
- Maple Grove
- Maple Grove
- Maple Grove (historical)
- Maple Grove (historical)
- Maple Grove Trailer Court
- Maple Heights
- Maple Heights, City of
- Maple Hill Mobile Home Park (subdivision)
- Maple Ridge
- Mapleshade
- Mapleton
- Mapleton Beach (subdivision)
- Maple Valley
- Maplewood
- Maplewood Park
- Marathon
- Marble Cliff
- Marble Furnace
- Marblehead
- Marchand (historical)
- Marcy
- Marengo
- Margaretta, Township of
- Maria Stein
- Mariemont
- Mariemont, Village of
- Marietta
- Marietta, City of
- Marietta New, Township of
- Mariners Point
- Marion
- Marion County
- Marion, Township of
- Marion, Township of
- Marion, Township of
- Marion, Township of
- Marion, Township of
- Marion, Township of
- Marion, Township of
- Marion, Township of
- Marion, Township of
- Marion, Township of
- Marion, Township of
- Marion, Township of
- Mark Center
- Markle
- Markley (historical)
- Marks (historical)
- Mark, Township of
- Marlain Acres
- Marlboro
- Marlboro, Township of
- Marlboro, Township of
- Marl City
- Marne
- Marquand Mills
- Marquis
- Marr
- Marseilles
- Marseilles, Township of
- Marshall
- Marshall, Township of
- Marshallville
- Marshs (historical)
- Martel
- Martin
- Martinsburg
- Martinsburg (historical)
- Martins Ferry
- Martinstown (historical)
- Martinsville
- Martinsville
- Mary Ann, Township of
- Marydale (subdivision)
- Mary Ellen
- Marysville
- Marysville
- Mason
- Mason, Township of
- Massie (historical)
- Massie, Township of
- Massieville
- Massillon
- Massillon, City of
- Masury
- Matamoras, City of
- Mathers Mills
- Matville
- Maud
- Maumee
- Maumee, City of
- Maurers Mobile Home Court
- Maustown
- Maxatawney Subdivision
- Max (historical)
- Maximo
- Maxville
- Maybee
- Mayfair Park (subdivision)
- Mayfield
- Mayfield
- Mayfield Heights
- Mayfield Heights, City of
- Mayfield, Village of
- Mayflower Village
- May Hill
- Maynard
- Maysville
- Maysville
- Maysville
- Maysville
- Maysville