Home Postcode finder NSW Wirlinga Wirlinga postcode NSW Wirlinga is a locality in New South Wales covered by postcode 2640. Postcode 2640 State or territory New South Wales (NSW) Region Canberra Add a free Wirlinga business listing Be the first listing in Wirlinga Common questionsWhat is the postcode for Wirlinga?Wirlinga, NSW has the postcode 2640.What state is Wirlinga in?Wirlinga is in New South Wales (NSW).Does postcode 2640 cover more than one suburb?Yes. Postcode 2640 covers 16 localities, so the postcode alone does not identify Wirlinga. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.