Home Postcode finder SA Mount Crawford Mount Crawford postcode SA Mount Crawford is a locality in South Australia covered by postcode 5351. Postcode 5351 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Mount Crawford business listing Be the first listing in Mount Crawford Common questionsWhat is the postcode for Mount Crawford?Mount Crawford, SA has the postcode 5351.What state is Mount Crawford in?Mount Crawford is in South Australia (SA).Does postcode 5351 cover more than one suburb?Yes. Postcode 5351 covers 7 localities, so the postcode alone does not identify Mount Crawford. Browse other postcodes in South Australia, or widen the search to every Australian postcode.