There is one place named Ludden in America.
All places in the world called "Ludden".
Riverside (46)
Centerville (43)
Fairview (40)
Franklin (39)
Midway (39)
Union (37)
Greenwood (37)
Marion (36)
Glendale (36)
Salem (36)
Georgetown (35)
Oakland (35)
Liberty (35)
Lincoln (35)
Fairfield (35)
Pleasant Valley (35)
Springfield (34)
Clinton (34)
Arlington (34)
Florence (34)
Greenville (34)
Bethel (34)
Farmington (33)
Newport (33)
Chester (33)
Kingston (33)
Clifton (33)
Milton (33)
Hamilton (33)
Lakeside (32)