Home Postcode finder SA Sandalwood Sandalwood postcode SA Sandalwood is a locality in South Australia covered by postcode 5309. Postcode 5309 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Sandalwood business listing Be the first listing in Sandalwood Common questionsWhat is the postcode for Sandalwood?Sandalwood, SA has the postcode 5309.What state is Sandalwood in?Sandalwood is in South Australia (SA).Does postcode 5309 cover more than one suburb?Yes. Postcode 5309 covers 4 localities, so the postcode alone does not identify Sandalwood. Browse other postcodes in South Australia, or widen the search to every Australian postcode.