Home Postcode finder NSW Bohnock Bohnock postcode NSW Bohnock is a locality in New South Wales covered by postcode 2430. Postcode 2430 State or territory New South Wales (NSW) Region Hunter Add a free Bohnock business listing Be the first listing in Bohnock Common questionsWhat is the postcode for Bohnock?Bohnock, NSW has the postcode 2430.What state is Bohnock in?Bohnock is in New South Wales (NSW).Does postcode 2430 cover more than one suburb?Yes. Postcode 2430 covers 39 localities, so the postcode alone does not identify Bohnock. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.