Home Postcode finder NSW Bonny Hills Bonny Hills postcode NSW Bonny Hills is a locality in New South Wales covered by postcode 2445. Postcode 2445 State or territory New South Wales (NSW) Region NSW North Coast Add a free Bonny Hills business listing Be the first listing in Bonny Hills Common questionsWhat is the postcode for Bonny Hills?Bonny Hills, NSW has the postcode 2445.What state is Bonny Hills in?Bonny Hills is in New South Wales (NSW).Does postcode 2445 cover more than one suburb?Yes. Postcode 2445 covers 4 localities, so the postcode alone does not identify Bonny Hills. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.