Hay 6 lugares nombradas Opal en América.
Todos los lugares del mundo llamados "Opal".
Riverside (46)
Centerville (43)
Fairview (40)
Midway (39)
Franklin (39)
Greenwood (37)
Union (37)
Marion (36)
Glendale (36)
Salem (36)
Liberty (35)
Lincoln (35)
Pleasant Valley (35)
Fairfield (35)
Oakland (35)
Georgetown (35)
Arlington (34)
Florence (34)
Greenville (34)
Springfield (34)
Bethel (34)
Clinton (34)
Kingston (33)
Clifton (33)
Milton (33)
Hamilton (33)
Farmington (33)
Chester (33)
Newport (33)
Eden (32)