Home Postcode finder NSW Bowan Park Bowan Park postcode NSW Bowan Park is a locality in New South Wales covered by postcode 2864. Postcode 2864 State or territory New South Wales (NSW) Region NSW Country West Add a free Bowan Park business listing Be the first listing in Bowan Park Common questionsWhat is the postcode for Bowan Park?Bowan Park, NSW has the postcode 2864.What state is Bowan Park in?Bowan Park is in New South Wales (NSW).Does postcode 2864 cover more than one suburb?Yes. Postcode 2864 covers 4 localities, so the postcode alone does not identify Bowan Park. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.