Home Postcodes by state NSW 2150 Postcode 2150 2150 is the postcode for 3 localities in NSW: Harris Park, Parramatta and Parramatta Westfield. Localities with postcode 2150Harris ParkNSWParramattaNSWParramatta WestfieldNSW Postcode 2150 State or territory New South Wales (NSW) Localities 3 Council area Parramatta Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2148 · Postcode 2151