Home Postcode finder SA Watervale Watervale postcode SA Watervale 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 Watervale business listing More business listings in Watervale Businesses in WatervaleTrelawney Wines1 Leasingham Road Watervale · (08) 8843 0091Watervale Primary SchoolMain North Rd · 08 88430186 Common questionsWhat is the postcode for Watervale?Watervale, SA has the postcode 5452.What state is Watervale in?Watervale 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 Watervale. Browse other postcodes in South Australia, or widen the search to every Australian postcode.