gundaroo postcode nswrv Home ›› Postcode Finder ›› NSWRV ›› Gundaroo Gundaroo local listingsThe suburb of Gundaroo is located in NSW and has a postcode of 2620. Free gundaroo business listing! 1Gundaroo Public SchoolLot St 02 62368115 View more business listings in gundaroo Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.