Home Postcode finder SA Queenstown Queenstown postcode SA Queenstown is a locality in South Australia covered by postcode 5014. Postcode 5014 State or territory South Australia (SA) Region Adelaide Add a free Queenstown business listing More business listings in Queenstown Businesses in QueenstownAlberton Primary School14 Broad St · 08 84471924Rick Schultz Ray Whitesuite 1/129 Port Road, Queenstown South Australia 5014, Australia · +61 0468 616 740 Common questionsWhat is the postcode for Queenstown?Queenstown, SA has the postcode 5014.What state is Queenstown in?Queenstown is in South Australia (SA).Does postcode 5014 cover more than one suburb?Yes. Postcode 5014 covers 6 localities, so the postcode alone does not identify Queenstown. Browse other postcodes in South Australia, or widen the search to every Australian postcode.