Home Postcode finder SA Kapunda Kapunda postcode SA Kapunda is a locality in South Australia covered by postcode 5373. Postcode 5373 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Kapunda business listing More business listings in Kapunda Businesses in KapundaKapunda High SchoolWest Terrace · 08 85662203Kapunda Primary SchoolMildred St · 08 85662008 Common questionsWhat is the postcode for Kapunda?Kapunda, SA has the postcode 5373.What state is Kapunda in?Kapunda is in South Australia (SA).Does postcode 5373 cover more than one suburb?Yes. Postcode 5373 covers 8 localities, so the postcode alone does not identify Kapunda. Browse other postcodes in South Australia, or widen the search to every Australian postcode.