Home Postcode finder SA Whitwarta Whitwarta postcode SA Whitwarta is a locality in South Australia covered by postcode 5461. Postcode 5461 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Whitwarta business listing Be the first listing in Whitwarta Common questionsWhat is the postcode for Whitwarta?Whitwarta, SA has the postcode 5461.What state is Whitwarta in?Whitwarta is in South Australia (SA).Does postcode 5461 cover more than one suburb?Yes. Postcode 5461 covers 13 localities, so the postcode alone does not identify Whitwarta. Browse other postcodes in South Australia, or widen the search to every Australian postcode.