Home Postcode finder SA Wongyarra Wongyarra postcode SA Wongyarra is a locality in South Australia covered by postcode 5481. Postcode 5481 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Wongyarra business listing Be the first listing in Wongyarra Common questionsWhat is the postcode for Wongyarra?Wongyarra, SA has the postcode 5481.What state is Wongyarra in?Wongyarra is in South Australia (SA).Does postcode 5481 cover more than one suburb?Yes. Postcode 5481 covers 4 localities, so the postcode alone does not identify Wongyarra. Browse other postcodes in South Australia, or widen the search to every Australian postcode.