yowie-bay postcode nswst Home ›› Postcode Finder ›› NSWST ›› Yowie-Bay Yowie Bay local listingsThe suburb of Yowie Bay is located in NSW and has a postcode of 2228. Free yowie bay business listing! Get the first free listing in yowie bay! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.