Home Postcode finder SA Menzies Menzies postcode SA Menzies is a locality in South Australia covered by postcode 5223. Postcode 5223 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Menzies business listing Be the first listing in Menzies Common questionsWhat is the postcode for Menzies?Menzies, SA has the postcode 5223.What state is Menzies in?Menzies is in South Australia (SA).Does postcode 5223 cover more than one suburb?Yes. Postcode 5223 covers 30 localities, so the postcode alone does not identify Menzies. Browse other postcodes in South Australia, or widen the search to every Australian postcode.