Home Postcode finder NSW Tolwong Tolwong postcode NSW Tolwong is a locality in New South Wales covered by postcode 2622. Postcode 2622 State or territory New South Wales (NSW) Region Canberra Add a free Tolwong business listing Be the first listing in Tolwong Common questionsWhat is the postcode for Tolwong?Tolwong, NSW has the postcode 2622.What state is Tolwong in?Tolwong is in New South Wales (NSW).Does postcode 2622 cover more than one suburb?Yes. Postcode 2622 covers 50 localities, so the postcode alone does not identify Tolwong. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.