Home Postcode finder NSW Combaning Combaning postcode NSW Combaning is a locality in New South Wales covered by postcode 2666. Postcode 2666 State or territory New South Wales (NSW) Region Canberra Add a free Combaning business listing Be the first listing in Combaning Common questionsWhat is the postcode for Combaning?Combaning, NSW has the postcode 2666.What state is Combaning in?Combaning is in New South Wales (NSW).Does postcode 2666 cover more than one suburb?Yes. Postcode 2666 covers 14 localities, so the postcode alone does not identify Combaning. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.