dumaresq postcode nsw Home ›› Postcode Finder ›› NSW ›› Dumaresq Dumaresq local listingsThe suburb of Dumaresq is located in NSW and has a postcode of 2350. Free dumaresq business listing! Get the first free listing in dumaresq! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.