Home Postcode finder SA Goolwa South Goolwa South postcode SA Goolwa South is a locality in South Australia covered by postcode 5214. Postcode 5214 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Goolwa South business listing Be the first listing in Goolwa South Common questionsWhat is the postcode for Goolwa South?Goolwa South, SA has the postcode 5214.What state is Goolwa South in?Goolwa South is in South Australia (SA).Does postcode 5214 cover more than one suburb?Yes. Postcode 5214 covers 8 localities, so the postcode alone does not identify Goolwa South. Browse other postcodes in South Australia, or widen the search to every Australian postcode.