Home Postcode finder SA Shea-Oak Log Shea-Oak Log postcode SA Shea-Oak Log is a locality in South Australia covered by postcode 5371. Postcode 5371 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Shea-Oak Log business listing Be the first listing in Shea-Oak Log Common questionsWhat is the postcode for Shea-Oak Log?Shea-Oak Log, SA has the postcode 5371.What state is Shea-Oak Log in?Shea-Oak Log is in South Australia (SA).Does postcode 5371 cover more than one suburb?Yes. Postcode 5371 covers 4 localities, so the postcode alone does not identify Shea-Oak Log. Browse other postcodes in South Australia, or widen the search to every Australian postcode.