Home Postcode finder SA Tennyson Tennyson postcode SA Tennyson is a locality in South Australia covered by postcode 5022. Postcode 5022 State or territory South Australia (SA) Region Adelaide Add a free Tennyson business listing Be the first listing in Tennyson Common questionsWhat is the postcode for Tennyson?Tennyson, SA has the postcode 5022.What state is Tennyson in?Tennyson is in South Australia (SA).Does postcode 5022 cover more than one suburb?Yes. Postcode 5022 covers 5 localities, so the postcode alone does not identify Tennyson. Browse other postcodes in South Australia, or widen the search to every Australian postcode.