wallareenya postcode wa Home ›› Postcode Finder ›› WA ›› Wallareenya Wallareenya local listingsThe suburb of Wallareenya is located in WA and has a postcode of 6721. Free wallareenya business listing! Get the first free listing in wallareenya! Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.