Home Postcode finder NSW Bielsdown Hills Bielsdown Hills postcode NSW Bielsdown Hills is a locality in New South Wales covered by postcode 2453. Postcode 2453 State or territory New South Wales (NSW) Region NSW North Coast Add a free Bielsdown Hills business listing Be the first listing in Bielsdown Hills Common questionsWhat is the postcode for Bielsdown Hills?Bielsdown Hills, NSW has the postcode 2453.What state is Bielsdown Hills in?Bielsdown Hills is in New South Wales (NSW).Does postcode 2453 cover more than one suburb?Yes. Postcode 2453 covers 20 localities, so the postcode alone does not identify Bielsdown Hills. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.