Home Postcode finder SA Sandergrove Sandergrove postcode SA Sandergrove is a locality in South Australia covered by postcode 5255. Postcode 5255 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Sandergrove business listing Be the first listing in Sandergrove Common questionsWhat is the postcode for Sandergrove?Sandergrove, SA has the postcode 5255.What state is Sandergrove in?Sandergrove is in South Australia (SA).Does postcode 5255 cover more than one suburb?Yes. Postcode 5255 covers 19 localities, so the postcode alone does not identify Sandergrove. Browse other postcodes in South Australia, or widen the search to every Australian postcode.