wang-wauk postcode nswst Home ›› Postcode Finder ›› NSWST ›› Wang-Wauk Wang Wauk local listingsThe suburb of Wang Wauk is located in NSW and has a postcode of 2423. Free wang wauk business listing! Get the first free listing in wang wauk! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.