guntawang postcode nswst Home ›› Postcode Finder ›› NSWST ›› Guntawang Guntawang local listingsThe suburb of Guntawang is located in NSW and has a postcode of 2852. Free guntawang business listing! Get the first free listing in guntawang! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.