Home Postcode finder NSW Bewong Bewong postcode NSW Bewong is a locality in New South Wales covered by postcode 2540. Postcode 2540 State or territory New South Wales (NSW) Region NSW Country West Add a free Bewong business listing Be the first listing in Bewong Common questionsWhat is the postcode for Bewong?Bewong, NSW has the postcode 2540.What state is Bewong in?Bewong is in New South Wales (NSW).Does postcode 2540 cover more than one suburb?Yes. Postcode 2540 covers 68 localities, so the postcode alone does not identify Bewong. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.