Home Postcode finder SA Whites River Whites River postcode SA Whites River is a locality in South Australia covered by postcode 5607. Postcode 5607 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Whites River business listing Be the first listing in Whites River Common questionsWhat is the postcode for Whites River?Whites River, SA has the postcode 5607.What state is Whites River in?Whites River is in South Australia (SA).Does postcode 5607 cover more than one suburb?Yes. Postcode 5607 covers 50 localities, so the postcode alone does not identify Whites River. Browse other postcodes in South Australia, or widen the search to every Australian postcode.