Home Postcode finder SA Lochaber Lochaber postcode SA Lochaber is a locality in South Australia covered by postcode 5271. Postcode 5271 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Lochaber business listing Be the first listing in Lochaber Common questionsWhat is the postcode for Lochaber?Lochaber, SA has the postcode 5271.What state is Lochaber in?Lochaber is in South Australia (SA).Does postcode 5271 cover more than one suburb?Yes. Postcode 5271 covers 18 localities, so the postcode alone does not identify Lochaber. Browse other postcodes in South Australia, or widen the search to every Australian postcode.