Home Postcode finder NSW Carabost Carabost postcode NSW Carabost is a locality in New South Wales covered by postcode 2650. Postcode 2650 State or territory New South Wales (NSW) Region Canberra Add a free Carabost business listing Be the first listing in Carabost Common questionsWhat is the postcode for Carabost?Carabost, NSW has the postcode 2650.What state is Carabost in?Carabost is in New South Wales (NSW).Does postcode 2650 cover more than one suburb?Yes. Postcode 2650 covers 52 localities, so the postcode alone does not identify Carabost. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.