Home Postcodes by state NSW 2142 Postcode 2142 2142 is the postcode for 7 localities in NSW: Blaxcell, Camellia, Clyde, Granville, Holroyd, Rosehill and 1 more. Localities with postcode 2142BlaxcellNSWCamelliaNSWClydeNSWGranvilleNSWHolroydNSWRosehillNSWSouth GranvilleNSW Postcode 2142 State or territory New South Wales (NSW) Localities 7 Council area Parramatta; Mainly Cumberland, partly Parramatta; Cumberland Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2141 · Postcode 2143