Home Postcode finder SA Sutherlands Sutherlands postcode SA Sutherlands is a locality in South Australia covered by postcode 5374. Postcode 5374 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Sutherlands business listing Be the first listing in Sutherlands Common questionsWhat is the postcode for Sutherlands?Sutherlands, SA has the postcode 5374.What state is Sutherlands in?Sutherlands is in South Australia (SA).Does postcode 5374 cover more than one suburb?Yes. Postcode 5374 covers 15 localities, so the postcode alone does not identify Sutherlands. Browse other postcodes in South Australia, or widen the search to every Australian postcode.