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