Home Postcode finder SA Pinks Beach Pinks Beach postcode SA Pinks Beach is a locality in South Australia covered by postcode 5275. Postcode 5275 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Pinks Beach business listing Be the first listing in Pinks Beach Common questionsWhat is the postcode for Pinks Beach?Pinks Beach, SA has the postcode 5275.What state is Pinks Beach in?Pinks Beach is in South Australia (SA).Does postcode 5275 cover more than one suburb?Yes. Postcode 5275 covers 15 localities, so the postcode alone does not identify Pinks Beach. Browse other postcodes in South Australia, or widen the search to every Australian postcode.