Home Postcode finder SA Leasingham Leasingham postcode SA Leasingham is a locality in South Australia covered by postcode 5452. Postcode 5452 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Leasingham business listing More business listings in Leasingham Businesses in LeasinghamAdelaide Resume Writers53 Wakefield Road, Leasingham SA, Australia · +61 283116665 Common questionsWhat is the postcode for Leasingham?Leasingham, SA has the postcode 5452.What state is Leasingham in?Leasingham is in South Australia (SA).Does postcode 5452 cover more than one suburb?Yes. Postcode 5452 covers 2 localities, so the postcode alone does not identify Leasingham. Browse other postcodes in South Australia, or widen the search to every Australian postcode.