Home Postcode finder SA Wandearah East Wandearah East postcode SA Wandearah East is a locality in South Australia covered by postcode 5523. Postcode 5523 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Wandearah East business listing Be the first listing in Wandearah East Common questionsWhat is the postcode for Wandearah East?Wandearah East, SA has the postcode 5523.What state is Wandearah East in?Wandearah East is in South Australia (SA).Does postcode 5523 cover more than one suburb?Yes. Postcode 5523 covers 10 localities, so the postcode alone does not identify Wandearah East. Browse other postcodes in South Australia, or widen the search to every Australian postcode.