Home Postcode finder NSW Cookamidgera Cookamidgera postcode NSW Cookamidgera is a locality in New South Wales covered by postcode 2870. Postcode 2870 State or territory New South Wales (NSW) Region NSW Country West Add a free Cookamidgera business listing Be the first listing in Cookamidgera Common questionsWhat is the postcode for Cookamidgera?Cookamidgera, NSW has the postcode 2870.What state is Cookamidgera in?Cookamidgera is in New South Wales (NSW).Does postcode 2870 cover more than one suburb?Yes. Postcode 2870 covers 8 localities, so the postcode alone does not identify Cookamidgera. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.