Home Postcode finder NSW Billys Creek Billys Creek postcode NSW Billys Creek 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 Billys Creek business listing Be the first listing in Billys Creek Common questionsWhat is the postcode for Billys Creek?Billys Creek, NSW has the postcode 2453.What state is Billys Creek in?Billys Creek 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 Billys Creek. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.