east-nannup postcode wa Home ›› Postcode Finder ›› WA ›› East-Nannup East Nannup local listingsThe suburb of East Nannup is located in WA and has a postcode of 6275. Free east nannup business listing! Get the first free listing in east nannup! Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.