Home Postcode finder NSWDL Fullerton Fullerton postcode NSWDL Fullerton is a locality in New South Wales covered by postcode 2583. Postcode 2583 State or territory New South Wales (NSWDL) Region Canberra Add a free Fullerton business listing Be the first listing in Fullerton Common questionsWhat is the postcode for Fullerton?Fullerton, NSWDL has the postcode 2583.What state is Fullerton in?Fullerton is in New South Wales (NSWDL).Does postcode 2583 cover more than one suburb?Yes. Postcode 2583 covers 16 localities, so the postcode alone does not identify Fullerton. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.