Home Postcode finder SA Bibaringa Bibaringa postcode SA Bibaringa is a locality in South Australia covered by postcode 5118. Postcode 5118 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Bibaringa business listing Be the first listing in Bibaringa Common questionsWhat is the postcode for Bibaringa?Bibaringa, SA has the postcode 5118.What state is Bibaringa in?Bibaringa is in South Australia (SA).Does postcode 5118 cover more than one suburb?Yes. Postcode 5118 covers 16 localities, so the postcode alone does not identify Bibaringa. Browse other postcodes in South Australia, or widen the search to every Australian postcode.