Home Postcode finder SA Mount Jagged Mount Jagged postcode SA Mount Jagged is a locality in South Australia covered by postcode 5211. Postcode 5211 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Mount Jagged business listing Be the first listing in Mount Jagged Common questionsWhat is the postcode for Mount Jagged?Mount Jagged, SA has the postcode 5211.What state is Mount Jagged in?Mount Jagged is in South Australia (SA).Does postcode 5211 cover more than one suburb?Yes. Postcode 5211 covers 12 localities, so the postcode alone does not identify Mount Jagged. Browse other postcodes in South Australia, or widen the search to every Australian postcode.