Home Postcode finder SA Hambidge Hambidge postcode SA Hambidge is a locality in South Australia covered by postcode 5642. Postcode 5642 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Hambidge business listing Be the first listing in Hambidge Common questionsWhat is the postcode for Hambidge?Hambidge, SA has the postcode 5642.What state is Hambidge in?Hambidge is in South Australia (SA).Does postcode 5642 cover more than one suburb?Yes. Postcode 5642 covers 5 localities, so the postcode alone does not identify Hambidge. Browse other postcodes in South Australia, or widen the search to every Australian postcode.