wannanup postcode wa Home ›› Postcode Finder ›› WA ›› Wannanup Wannanup local listingsThe suburb of Wannanup is located in WA and has a postcode of 6210. Free wannanup business listing! 1Pretty Little Designs - Pantry Labels20 Royal Crst 08 953427582Westcoast Landscape & DesignErskine 0408568373 View more business listings in wannanup Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.