Home Postcode finder SA Paruna Paruna postcode SA Paruna is a locality in South Australia covered by postcode 5311. Postcode 5311 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Paruna business listing Be the first listing in Paruna Common questionsWhat is the postcode for Paruna?Paruna, SA has the postcode 5311.What state is Paruna in?Paruna is in South Australia (SA).Does postcode 5311 cover more than one suburb?Yes. Postcode 5311 covers 13 localities, so the postcode alone does not identify Paruna. Browse other postcodes in South Australia, or widen the search to every Australian postcode.