Home Postcode finder SA Kielpa Kielpa postcode SA Kielpa 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 Kielpa business listing Be the first listing in Kielpa Common questionsWhat is the postcode for Kielpa?Kielpa, SA has the postcode 5642.What state is Kielpa in?Kielpa 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 Kielpa. Browse other postcodes in South Australia, or widen the search to every Australian postcode.