Home Postcodes by state NSW 2518 Postcode 2518 2518 is the postcode for 6 localities in NSW: Bellambi, Corrimal, Corrimal East, East Corrimal, Tarrawanna and Towradgi. Localities with postcode 2518BellambiNSWCorrimalNSWCorrimal EastNSWEast CorrimalNSWTarrawannaNSWTowradgiNSW Postcode 2518 State or territory New South Wales (NSW) Localities 6 Council area Wollongong Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2517 · Postcode 2519