Home Postcode finder NSW Red Hill Red Hill postcode NSW Red Hill is a locality in New South Wales covered by postcode 2347. Postcode 2347 State or territory New South Wales (NSW) Region NSW North Coast Add a free Red Hill business listing Be the first listing in Red Hill Common questionsWhat is the postcode for Red Hill?Red Hill, NSW has the postcode 2347.What state is Red Hill in?Red Hill is in New South Wales (NSW).Does postcode 2347 cover more than one suburb?Yes. Postcode 2347 covers 13 localities, so the postcode alone does not identify Red Hill. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.