east-lyons-river postcode wa Home ›› Postcode Finder ›› WA ›› East-Lyons-River East Lyons River local listingsThe suburb of East Lyons River is located in WA and has a postcode of 6705. Free east lyons river business listing! Get the first free listing in east lyons river! Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.