duckinwilla postcode qld Home ›› Postcode Finder ›› QLD ›› Duckinwilla Duckinwilla local listingsThe suburb of Duckinwilla is located in QLD and has a postcode of 4650. Free duckinwilla business listing! Get the first free listing in duckinwilla! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.