Home Postcode finder SA Bluff Beach Bluff Beach postcode SA Bluff Beach is a locality in South Australia covered by postcode 5575. Postcode 5575 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Bluff Beach business listing Be the first listing in Bluff Beach Common questionsWhat is the postcode for Bluff Beach?Bluff Beach, SA has the postcode 5575.What state is Bluff Beach in?Bluff Beach is in South Australia (SA).Does postcode 5575 cover more than one suburb?Yes. Postcode 5575 covers 17 localities, so the postcode alone does not identify Bluff Beach. Browse other postcodes in South Australia, or widen the search to every Australian postcode.