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