Home Postcode finder NSW Barigan Barigan postcode NSW Barigan is a locality in New South Wales covered by postcode 2850. Postcode 2850 State or territory New South Wales (NSW) Region NSW Country West Add a free Barigan business listing Be the first listing in Barigan Common questionsWhat is the postcode for Barigan?Barigan, NSW has the postcode 2850.What state is Barigan in?Barigan is in New South Wales (NSW).Does postcode 2850 cover more than one suburb?Yes. Postcode 2850 covers 77 localities, so the postcode alone does not identify Barigan. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.