Home Postcode finder NSWDL St George St George postcode NSWDL St George is a locality in New South Wales covered by postcode 2622. Postcode 2622 State or territory New South Wales (NSWDL) Region Canberra Add a free St George business listing Be the first listing in St George Common questionsWhat is the postcode for St George?St George, NSWDL has the postcode 2622.What state is St George in?St George is in New South Wales (NSWDL).Does postcode 2622 cover more than one suburb?Yes. Postcode 2622 covers 50 localities, so the postcode alone does not identify St George. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.