Home Postcode finder NSW Callala Bay Callala Bay postcode NSW Callala Bay 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 Callala Bay business listing More business listings in Callala Bay Businesses in Callala BayCallala Public SchoolEmmett St · 02 44464352 Common questionsWhat is the postcode for Callala Bay?Callala Bay, NSW has the postcode 2540.What state is Callala Bay in?Callala Bay 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 Callala Bay. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.