Home Postcode finder NSW Comberton Comberton postcode NSW Comberton is a locality in New South Wales covered by postcode 2540. Postcode 2540 State or territory New South Wales (NSW) Region NSW Country West Add a free Comberton business listing Be the first listing in Comberton Common questionsWhat is the postcode for Comberton?Comberton, NSW has the postcode 2540.What state is Comberton in?Comberton is in New South Wales (NSW).Does postcode 2540 cover more than one suburb?Yes. Postcode 2540 covers 68 localities, so the postcode alone does not identify Comberton. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.