Home Postcode finder NSW Narrabarba Narrabarba postcode NSW Narrabarba is a locality in New South Wales covered by postcode 2551. Postcode 2551 State or territory New South Wales (NSW) Region NSW Country West Add a free Narrabarba business listing Be the first listing in Narrabarba Common questionsWhat is the postcode for Narrabarba?Narrabarba, NSW has the postcode 2551.What state is Narrabarba in?Narrabarba is in New South Wales (NSW).Does postcode 2551 cover more than one suburb?Yes. Postcode 2551 covers 14 localities, so the postcode alone does not identify Narrabarba. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.