Home Postcode finder NSW Rossglen Rossglen postcode NSW Rossglen is a locality in New South Wales covered by postcode 2439. Postcode 2439 State or territory New South Wales (NSW) Region NSW North Coast Add a free Rossglen business listing Be the first listing in Rossglen Common questionsWhat is the postcode for Rossglen?Rossglen, NSW has the postcode 2439.What state is Rossglen in?Rossglen is in New South Wales (NSW).Does postcode 2439 cover more than one suburb?Yes. Postcode 2439 covers 10 localities, so the postcode alone does not identify Rossglen. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.