wantiool postcode nswst Home ›› Postcode Finder ›› NSWST ›› Wantiool Wantiool local listingsThe suburb of Wantiool is located in NSW and has a postcode of 2663. Free wantiool business listing! Get the first free listing in wantiool! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.