garradunga postcode qldga Home ›› Postcode Finder ›› QLDGA ›› Garradunga Garradunga local listingsThe suburb of Garradunga is located in QLD and has a postcode of 4860. Free garradunga business listing! Get the first free listing in garradunga! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.