Home Postcode finder NSW Daysdale Daysdale postcode NSW Daysdale is a locality in New South Wales covered by postcode 2646. Postcode 2646 State or territory New South Wales (NSW) Region Canberra Add a free Daysdale business listing Be the first listing in Daysdale Common questionsWhat is the postcode for Daysdale?Daysdale, NSW has the postcode 2646.What state is Daysdale in?Daysdale is in New South Wales (NSW).Does postcode 2646 cover more than one suburb?Yes. Postcode 2646 covers 15 localities, so the postcode alone does not identify Daysdale. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.