Home Postcode finder SA Krongart Krongart postcode SA Krongart is a locality in South Australia covered by postcode 5278. Postcode 5278 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Krongart business listing Be the first listing in Krongart Common questionsWhat is the postcode for Krongart?Krongart, SA has the postcode 5278.What state is Krongart in?Krongart is in South Australia (SA).Does postcode 5278 cover more than one suburb?Yes. Postcode 5278 covers 4 localities, so the postcode alone does not identify Krongart. Browse other postcodes in South Australia, or widen the search to every Australian postcode.