What are the Dahlonega, Iowa Zip Codes for 2020, 2019Primary Zip Codes for DahlonegaZip CodePrimary CitySecondary City52501OttumwaDahlonega, Bladensburg, Cliffland, Dudley, Ottumwa Junction, Rutledge, South OttumwaCities sharing Zip Codes with DahlonegaZip CodePrimary CitySecondary CityMore Information52501OttumwaBladensburg52501OttumwaCliffland52501OttumwaDahlonega52501OttumwaDudley52501OttumwaOttumwa Junction52501OttumwaRutledge52501OttumwaSouth OttumwaAdvertisements