Home Postcode finder SA Frewville Frewville postcode SA Frewville is a locality in South Australia covered by postcode 5063. Postcode 5063 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Frewville business listing More business listings in Frewville Businesses in FrewvilleDyno Electric AU109A Conyngham St, Frewville SA, Australia · 08 7231 0361Dyno Electric109A Conyngham Street · 0407 728 309Dyno Electric109A Conyngham Street · 0407728309 Common questionsWhat is the postcode for Frewville?Frewville, SA has the postcode 5063.What state is Frewville in?Frewville is in South Australia (SA).Does postcode 5063 cover more than one suburb?Yes. Postcode 5063 covers 5 localities, so the postcode alone does not identify Frewville. Browse other postcodes in South Australia, or widen the search to every Australian postcode.