Home Postcode finder SA Sunlands Sunlands postcode SA Sunlands is a locality in South Australia covered by postcode 5322. Postcode 5322 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Sunlands business listing Be the first listing in Sunlands Common questionsWhat is the postcode for Sunlands?Sunlands, SA has the postcode 5322.What state is Sunlands in?Sunlands is in South Australia (SA).Does postcode 5322 cover more than one suburb?Yes. Postcode 5322 covers 5 localities, so the postcode alone does not identify Sunlands. Browse other postcodes in South Australia, or widen the search to every Australian postcode.