Home Postcodes by state NSW 2633 Postcode 2633 2633 is the postcode for 3 localities in NSW: Corrowong, Delegate and Tombong. Localities with postcode 2633CorrowongNSWDelegateNSWTombongNSW Postcode 2633 State or territory New South Wales (NSW) Localities 3 Council area Snowy Monaro Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2632 · Postcode 2640