Home Postcode finder SA Whyalla Stuart Whyalla Stuart postcode SA Whyalla Stuart is a locality in South Australia covered by postcode 5608. Postcode 5608 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Whyalla Stuart business listing More business listings in Whyalla Stuart Businesses in Whyalla StuartSamaritan College10 Toal St · 08 86492077Stuart High School76 Bastyan Crescent · 08 86491022Whyalla Stuart Primary School40 Scott St · 08 86492391 Common questionsWhat is the postcode for Whyalla Stuart?Whyalla Stuart, SA has the postcode 5608.What state is Whyalla Stuart in?Whyalla Stuart is in South Australia (SA).Does postcode 5608 cover more than one suburb?Yes. Postcode 5608 covers 4 localities, so the postcode alone does not identify Whyalla Stuart. Browse other postcodes in South Australia, or widen the search to every Australian postcode.