Home Postcode finder NSW Kooragang Kooragang postcode NSW Kooragang is a locality in New South Wales covered by postcode 2304. Postcode 2304 State or territory New South Wales (NSW) Region Hunter Add a free Kooragang business listing More business listings in Kooragang Businesses in KooragangAlpha Cash for Cars18 Sandpiper Close, Kooragang NSW, Australia · 0470 464 596 Common questionsWhat is the postcode for Kooragang?Kooragang, NSW has the postcode 2304.What state is Kooragang in?Kooragang is in New South Wales (NSW).Does postcode 2304 cover more than one suburb?Yes. Postcode 2304 covers 7 localities, so the postcode alone does not identify Kooragang. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.