Home Postcode finder NSW Brookdale Brookdale postcode NSW Brookdale is a locality in New South Wales covered by postcode 2656. Postcode 2656 State or territory New South Wales (NSW) Region Canberra Add a free Brookdale business listing Be the first listing in Brookdale Common questionsWhat is the postcode for Brookdale?Brookdale, NSW has the postcode 2656.What state is Brookdale in?Brookdale is in New South Wales (NSW).Does postcode 2656 cover more than one suburb?Yes. Postcode 2656 covers 8 localities, so the postcode alone does not identify Brookdale. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.