Home Postcode finder NSW Mindaribba Mindaribba postcode NSW Mindaribba is a locality in New South Wales covered by postcode 2320. Postcode 2320 State or territory New South Wales (NSW) Region Hunter Add a free Mindaribba business listing Be the first listing in Mindaribba Common questionsWhat is the postcode for Mindaribba?Mindaribba, NSW has the postcode 2320.What state is Mindaribba in?Mindaribba is in New South Wales (NSW).Does postcode 2320 cover more than one suburb?Yes. Postcode 2320 covers 30 localities, so the postcode alone does not identify Mindaribba. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.