Home Postcodes by state NSW 2585 Postcode 2585 2585 is the postcode for Galong, NSW. Localities with postcode 2585GalongNSW Postcode 2585 State or territory New South Wales (NSW) Localities 1 Council area Hilltops Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2584 · Postcode 2586