Home Postcodes by state NSW 2898 Postcode 2898 2898 is the postcode for Lord Howe Island, NSW. Localities with postcode 2898Lord Howe IslandNSW Postcode 2898 State or territory New South Wales (NSW) Localities 1 Council area Unincorporated NSW Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2880 · Postcode 2899