Home Postcode finder SA Boolgun Boolgun postcode SA Boolgun is a locality in South Australia covered by postcode 5330. Postcode 5330 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Boolgun business listing Be the first listing in Boolgun Common questionsWhat is the postcode for Boolgun?Boolgun, SA has the postcode 5330.What state is Boolgun in?Boolgun is in South Australia (SA).Does postcode 5330 cover more than one suburb?Yes. Postcode 5330 covers 15 localities, so the postcode alone does not identify Boolgun. Browse other postcodes in South Australia, or widen the search to every Australian postcode.