Home Postcode finder SA Sandilands Sandilands postcode SA Sandilands is a locality in South Australia covered by postcode 5571. Postcode 5571 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Sandilands business listing Be the first listing in Sandilands Common questionsWhat is the postcode for Sandilands?Sandilands, SA has the postcode 5571.What state is Sandilands in?Sandilands is in South Australia (SA).Does postcode 5571 cover more than one suburb?Yes. Postcode 5571 covers 9 localities, so the postcode alone does not identify Sandilands. Browse other postcodes in South Australia, or widen the search to every Australian postcode.