Home Postcode finder SA Caralue Caralue postcode SA Caralue is a locality in South Australia covered by postcode 5641. Postcode 5641 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Caralue business listing Be the first listing in Caralue Common questionsWhat is the postcode for Caralue?Caralue, SA has the postcode 5641.What state is Caralue in?Caralue is in South Australia (SA).Does postcode 5641 cover more than one suburb?Yes. Postcode 5641 covers 13 localities, so the postcode alone does not identify Caralue. Browse other postcodes in South Australia, or widen the search to every Australian postcode.