duckmaloi postcode nswrv Home ›› Postcode Finder ›› NSWRV ›› Duckmaloi Duckmaloi local listingsThe suburb of Duckmaloi is located in NSW and has a postcode of 2787. Free duckmaloi business listing! Get the first free listing in duckmaloi! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.