Home Postcode finder SA Wandearah West Wandearah West postcode SA Wandearah West 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 West business listing Be the first listing in Wandearah West Common questionsWhat is the postcode for Wandearah West?Wandearah West, SA has the postcode 5523.What state is Wandearah West in?Wandearah West 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 West. Browse other postcodes in South Australia, or widen the search to every Australian postcode.