south-guyra postcode nswst Home ›› Postcode Finder ›› NSWST ›› South-Guyra South Guyra local listingsThe suburb of South Guyra is located in NSW and has a postcode of 2365. Free south guyra business listing! Get the first free listing in south guyra! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.