Home Postcode finder NSW Erin Vale Erin Vale postcode NSW Erin Vale is a locality in New South Wales covered by postcode 2663. Postcode 2663 State or territory New South Wales (NSW) Region Canberra Add a free Erin Vale business listing Be the first listing in Erin Vale Common questionsWhat is the postcode for Erin Vale?Erin Vale, NSW has the postcode 2663.What state is Erin Vale in?Erin Vale is in New South Wales (NSW).Does postcode 2663 cover more than one suburb?Yes. Postcode 2663 covers 5 localities, so the postcode alone does not identify Erin Vale. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.