Er bestaan 6 plaatsen met de naam Duff in Amerika.
Alle plaatsen in de wereld die "Duff" heten.
Riverside (46)
Centerville (43)
Fairview (40)
Midway (39)
Franklin (39)
Union (37)
Greenwood (37)
Glendale (36)
Salem (36)
Marion (36)
Fairfield (35)
Lincoln (35)
Pleasant Valley (35)
Georgetown (35)
Oakland (35)
Liberty (35)
Greenville (34)
Bethel (34)
Springfield (34)
Clinton (34)
Florence (34)
Arlington (34)
Clifton (33)
Milton (33)
Hamilton (33)
Newport (33)
Farmington (33)
Chester (33)
Kingston (33)
Lakeview (32)