Home Postcode finder SA Mount Hope Mount Hope postcode SA Mount Hope 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 Mount Hope business listing Be the first listing in Mount Hope Common questionsWhat is the postcode for Mount Hope?Mount Hope, SA has the postcode 5607.What state is Mount Hope in?Mount Hope 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 Mount Hope. Browse other postcodes in South Australia, or widen the search to every Australian postcode.