Home Postcode finder NSW Bell Bell postcode NSW Bell is a locality in New South Wales covered by postcode 2786. Postcode 2786 State or territory New South Wales (NSW) Region Nepean Add a free Bell business listing Be the first listing in Bell Common questionsWhat is the postcode for Bell?Bell, NSW has the postcode 2786.What state is Bell in?Bell is in New South Wales (NSW).Does postcode 2786 cover more than one suburb?Yes. Postcode 2786 covers 5 localities, so the postcode alone does not identify Bell. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.