Home Postcode finder WA Kalbarri National Park Kalbarri National Park postcode WA Kalbarri National Park is a locality in Western Australia covered by postcode 6536. Postcode 6536 State or territory Western Australia (WA) Region Wa Subs 4 Coast Add a free Kalbarri National Park business listing Be the first listing in Kalbarri National Park Common questionsWhat is the postcode for Kalbarri National Park?Kalbarri National Park, WA has the postcode 6536.What state is Kalbarri National Park in?Kalbarri National Park is in Western Australia (WA).Does postcode 6536 cover more than one suburb?Yes. Postcode 6536 covers 3 localities, so the postcode alone does not identify Kalbarri National Park. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.