Home Postcode finder SA Torrens Vale Torrens Vale postcode SA Torrens Vale is a locality in South Australia covered by postcode 5203. Postcode 5203 State or territory South Australia (SA) Region Adelaide Add a free Torrens Vale business listing Be the first listing in Torrens Vale Common questionsWhat is the postcode for Torrens Vale?Torrens Vale, SA has the postcode 5203.What state is Torrens Vale in?Torrens Vale is in South Australia (SA).Does postcode 5203 cover more than one suburb?Yes. Postcode 5203 covers 6 localities, so the postcode alone does not identify Torrens Vale. Browse other postcodes in South Australia, or widen the search to every Australian postcode.