Home Postcode finder NSW Cullivel Cullivel postcode NSW Cullivel is a locality in New South Wales covered by postcode 2645. Postcode 2645 State or territory New South Wales (NSW) Region Canberra Add a free Cullivel business listing Be the first listing in Cullivel Common questionsWhat is the postcode for Cullivel?Cullivel, NSW has the postcode 2645.What state is Cullivel in?Cullivel is in New South Wales (NSW).Does postcode 2645 cover more than one suburb?Yes. Postcode 2645 covers 2 localities, so the postcode alone does not identify Cullivel. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.