Home Postcode finder NSW Bungowannah Bungowannah postcode NSW Bungowannah 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 Bungowannah business listing Be the first listing in Bungowannah Common questionsWhat is the postcode for Bungowannah?Bungowannah, NSW has the postcode 2640.What state is Bungowannah in?Bungowannah 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 Bungowannah. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.