Hay 12 lugares nombradas Ontario en América.
Todos los lugares del mundo llamados "Ontario".
Riverside (46)
Centerville (43)
Fairview (40)
Franklin (39)
Midway (39)
Union (37)
Greenwood (37)
Marion (36)
Glendale (36)
Salem (36)
Pleasant Valley (35)
Georgetown (35)
Oakland (35)
Liberty (35)
Lincoln (35)
Fairfield (35)
Bethel (34)
Springfield (34)
Clinton (34)
Arlington (34)
Florence (34)
Greenville (34)
Hamilton (33)
Newport (33)
Farmington (33)
Chester (33)
Kingston (33)
Clifton (33)
Milton (33)
Lakeside (32)