Home Postcode finder SA Peebinga Peebinga postcode SA Peebinga is a locality in South Australia covered by postcode 5304. Postcode 5304 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Peebinga business listing Be the first listing in Peebinga Common questionsWhat is the postcode for Peebinga?Peebinga, SA has the postcode 5304.What state is Peebinga in?Peebinga is in South Australia (SA).Does postcode 5304 cover more than one suburb?Yes. Postcode 5304 covers 3 localities, so the postcode alone does not identify Peebinga. Browse other postcodes in South Australia, or widen the search to every Australian postcode.