Home Postcode finder SA Clements Gap Clements Gap postcode SA Clements Gap is a locality in South Australia covered by postcode 5523. Postcode 5523 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Clements Gap business listing Be the first listing in Clements Gap Common questionsWhat is the postcode for Clements Gap?Clements Gap, SA has the postcode 5523.What state is Clements Gap in?Clements Gap is in South Australia (SA).Does postcode 5523 cover more than one suburb?Yes. Postcode 5523 covers 10 localities, so the postcode alone does not identify Clements Gap. Browse other postcodes in South Australia, or widen the search to every Australian postcode.