Home Postcode finder NSW Nundle Nundle postcode NSW Nundle is a locality in New South Wales covered by postcode 2340. Postcode 2340 State or territory New South Wales (NSW) Region NSW North Coast Add a free Nundle business listing More business listings in Nundle Businesses in NundleNundle Public School95-97 Jenkins St · 02 67693253 Common questionsWhat is the postcode for Nundle?Nundle, NSW has the postcode 2340.What state is Nundle in?Nundle is in New South Wales (NSW).Does postcode 2340 cover more than one suburb?Yes. Postcode 2340 covers 39 localities, so the postcode alone does not identify Nundle. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.