Home Postcode finder SA Gawler Belt Gawler Belt postcode SA Gawler Belt is a locality in South Australia covered by postcode 5118. Postcode 5118 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Gawler Belt business listing More business listings in Gawler Belt Businesses in Gawler BeltMasterguard16 Bernard Ct · 08 8523 1737 Common questionsWhat is the postcode for Gawler Belt?Gawler Belt, SA has the postcode 5118.What state is Gawler Belt in?Gawler Belt is in South Australia (SA).Does postcode 5118 cover more than one suburb?Yes. Postcode 5118 covers 16 localities, so the postcode alone does not identify Gawler Belt. Browse other postcodes in South Australia, or widen the search to every Australian postcode.