Home Postcode finder SA Noarlunga Downs Noarlunga Downs postcode SA Noarlunga Downs is a locality in South Australia covered by postcode 5168. Postcode 5168 State or territory South Australia (SA) Region Adelaide Add a free Noarlunga Downs business listing More business listings in Noarlunga Downs Businesses in Noarlunga DownsCardijn CollegeHoneypot Rd · 08 83929500Noarlunga Downs Primary SchoolCanterbury Crescent · 08 83844395 Common questionsWhat is the postcode for Noarlunga Downs?Noarlunga Downs, SA has the postcode 5168.What state is Noarlunga Downs in?Noarlunga Downs is in South Australia (SA).Does postcode 5168 cover more than one suburb?Yes. Postcode 5168 covers 3 localities, so the postcode alone does not identify Noarlunga Downs. Browse other postcodes in South Australia, or widen the search to every Australian postcode.