Home Postcode finder SA Hackney Hackney postcode SA Hackney is a locality in South Australia covered by postcode 5069. Postcode 5069 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Hackney business listing Be the first listing in Hackney Common questionsWhat is the postcode for Hackney?Hackney, SA has the postcode 5069.What state is Hackney in?Hackney is in South Australia (SA).Does postcode 5069 cover more than one suburb?Yes. Postcode 5069 covers 6 localities, so the postcode alone does not identify Hackney. Browse other postcodes in South Australia, or widen the search to every Australian postcode.