Home Postcode finder NT Shoal Bay Shoal Bay postcode NT Shoal Bay is a locality in Northern Territory covered by postcode 0830. Postcode 0830 State or territory Northern Territory (NT) Region Darwin Add a free Shoal Bay business listing Be the first listing in Shoal Bay Common questionsWhat is the postcode for Shoal Bay?Shoal Bay, NT has the postcode 0830.What state is Shoal Bay in?Shoal Bay is in Northern Territory (NT).Does postcode 0830 cover more than one suburb?Yes. Postcode 0830 covers 11 localities, so the postcode alone does not identify Shoal Bay. Browse other postcodes in Northern Territory , or widen the search to every Australian postcode.