Home Postcode finder NSW Doubtful Creek Doubtful Creek postcode NSW Doubtful Creek is a locality in New South Wales covered by postcode 2470. Postcode 2470 State or territory New South Wales (NSW) Region NSW North Coast Add a free Doubtful Creek business listing More business listings in Doubtful Creek Businesses in Doubtful CreekDoubtful Creek Public School02 66671102 Common questionsWhat is the postcode for Doubtful Creek?Doubtful Creek, NSW has the postcode 2470.What state is Doubtful Creek in?Doubtful Creek is in New South Wales (NSW).Does postcode 2470 cover more than one suburb?Yes. Postcode 2470 covers 25 localities, so the postcode alone does not identify Doubtful Creek. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.