Home Postcode finder NSW East Ballina East Ballina postcode NSW East Ballina is a locality in New South Wales covered by postcode 2478. Postcode 2478 State or territory New South Wales (NSW) Region NSW North Coast Add a free East Ballina business listing Be the first listing in East Ballina Common questionsWhat is the postcode for East Ballina?East Ballina, NSW has the postcode 2478.What state is East Ballina in?East Ballina is in New South Wales (NSW).Does postcode 2478 cover more than one suburb?Yes. Postcode 2478 covers 15 localities, so the postcode alone does not identify East Ballina. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.