Home Postcode finder SA Marble Hill Marble Hill postcode SA Marble Hill is a locality in South Australia covered by postcode 5137. Postcode 5137 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Marble Hill business listing Be the first listing in Marble Hill Common questionsWhat is the postcode for Marble Hill?Marble Hill, SA has the postcode 5137.What state is Marble Hill in?Marble Hill is in South Australia (SA).Does postcode 5137 cover more than one suburb?Yes. Postcode 5137 covers 2 localities, so the postcode alone does not identify Marble Hill. Browse other postcodes in South Australia, or widen the search to every Australian postcode.