south-kununoppin postcode wa Home ›› Postcode Finder ›› WA ›› South-Kununoppin South Kununoppin local listingsThe suburb of South Kununoppin is located in WA and has a postcode of 6489. Free south kununoppin business listing! Get the first free listing in south kununoppin! Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.