Home Postcodes by state NSW 2489 Postcode 2489 2489 is the postcode for 3 localities in NSW: Hastings Point, Pottsville and Pottsville Beach. Localities with postcode 2489Hastings PointNSWPottsvilleNSWPottsville BeachNSW Postcode 2489 State or territory New South Wales (NSW) Localities 3 Council area Tweed Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2488 · Postcode 2490