Home Postcode finder SA Whyalla Norrie North Whyalla Norrie North postcode SA Whyalla Norrie North 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 Norrie North business listing Be the first listing in Whyalla Norrie North Common questionsWhat is the postcode for Whyalla Norrie North?Whyalla Norrie North, SA has the postcode 5608.What state is Whyalla Norrie North in?Whyalla Norrie North 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 Norrie North. Browse other postcodes in South Australia, or widen the search to every Australian postcode.