Home Postcode finder NSW Cooranbong Cooranbong postcode NSW Cooranbong is a locality in New South Wales covered by postcode 2265. Postcode 2265 State or territory New South Wales (NSW) Region Gosford Add a free Cooranbong business listing More business listings in Cooranbong Businesses in CooranbongAvondale School119 Avondale Rd · 02 49772071Cooranbong Public School3 Government Rd · 02 49771122Hands On Chiropractic Centre272 Freemans Dr, Cooranbong NSW 2265, Australia · 02 4970 5761 Common questionsWhat is the postcode for Cooranbong?Cooranbong, NSW has the postcode 2265.What state is Cooranbong in?Cooranbong is in New South Wales (NSW).Does postcode 2265 cover more than one suburb?Yes. Postcode 2265 covers 2 localities, so the postcode alone does not identify Cooranbong. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.