Home Postcode finder SA West Range West Range postcode SA West Range is a locality in South Australia covered by postcode 5275. Postcode 5275 State or territory South Australia (SA) Region SA Outer Suburbs Add a free West Range business listing Be the first listing in West Range Common questionsWhat is the postcode for West Range?West Range, SA has the postcode 5275.What state is West Range in?West Range is in South Australia (SA).Does postcode 5275 cover more than one suburb?Yes. Postcode 5275 covers 15 localities, so the postcode alone does not identify West Range. Browse other postcodes in South Australia, or widen the search to every Australian postcode.