Home Postcode finder NSW Bunyah Bunyah postcode NSW Bunyah is a locality in New South Wales covered by postcode 2429. Postcode 2429 State or territory New South Wales (NSW) Region Hunter Add a free Bunyah business listing Be the first listing in Bunyah Common questionsWhat is the postcode for Bunyah?Bunyah, NSW has the postcode 2429.What state is Bunyah in?Bunyah is in New South Wales (NSW).Does postcode 2429 cover more than one suburb?Yes. Postcode 2429 covers 32 localities, so the postcode alone does not identify Bunyah. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.