Home Postcode finder WA Eglinton Eglinton postcode WA Eglinton is a locality in Western Australia covered by postcode 6034. Postcode 6034 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free Eglinton business listing Be the first listing in Eglinton Common questionsWhat is the postcode for Eglinton?Eglinton, WA has the postcode 6034.What state is Eglinton in?Eglinton is in Western Australia (WA).Does postcode 6034 cover more than one suburb?No. Postcode 6034 covers Eglinton only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.