Home Postcode finder SA Pewsey Vale Pewsey Vale postcode SA Pewsey Vale 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 Pewsey Vale business listing Be the first listing in Pewsey Vale Common questionsWhat is the postcode for Pewsey Vale?Pewsey Vale, SA has the postcode 5351.What state is Pewsey Vale in?Pewsey Vale 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 Pewsey Vale. Browse other postcodes in South Australia, or widen the search to every Australian postcode.