Home Postcode finder NSWDL Swans Crossing Swans Crossing postcode NSWDL Swans Crossing is a locality in New South Wales covered by postcode 2439. Postcode 2439 State or territory New South Wales (NSWDL) Region NSW North Coast Add a free Swans Crossing business listing Be the first listing in Swans Crossing Common questionsWhat is the postcode for Swans Crossing?Swans Crossing, NSWDL has the postcode 2439.What state is Swans Crossing in?Swans Crossing is in New South Wales (NSWDL).Does postcode 2439 cover more than one suburb?Yes. Postcode 2439 covers 10 localities, so the postcode alone does not identify Swans Crossing. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.