emu-flat postcode wa Home ›› Postcode Finder ›› WA ›› Emu-Flat Emu Flat local listingsThe suburb of Emu Flat is located in WA and has a postcode of 6431. Free emu flat business listing! Get the first free listing in emu flat! Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.