Home Postcode finder NSW The Gulf The Gulf postcode NSW The Gulf is a locality in New South Wales covered by postcode 2371. Postcode 2371 State or territory New South Wales (NSW) Region NSW North Coast Add a free The Gulf business listing Be the first listing in The Gulf Common questionsWhat is the postcode for The Gulf?The Gulf, NSW has the postcode 2371.What state is The Gulf in?The Gulf is in New South Wales (NSW).Does postcode 2371 cover more than one suburb?Yes. Postcode 2371 covers 9 localities, so the postcode alone does not identify The Gulf. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.