Home Postcode finder SA Belalie North Belalie North postcode SA Belalie North is a locality in South Australia covered by postcode 5491. Postcode 5491 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Belalie North business listing Be the first listing in Belalie North Common questionsWhat is the postcode for Belalie North?Belalie North, SA has the postcode 5491.What state is Belalie North in?Belalie North is in South Australia (SA).Does postcode 5491 cover more than one suburb?Yes. Postcode 5491 covers 7 localities, so the postcode alone does not identify Belalie North. Browse other postcodes in South Australia, or widen the search to every Australian postcode.