Home Postcodes by state NSW 2148 Postcode 2148 2148 is the postcode for 7 localities in NSW: Arndell Park, Blacktown, Blacktown Westpoint, Huntingwood, Kings Park, Marayong and 1 more. Localities with postcode 2148Arndell ParkNSWBlacktownNSWBlacktown WestpointNSWHuntingwoodNSWKings ParkNSWMarayongNSWProspectNSW Postcode 2148 State or territory New South Wales (NSW) Localities 7 Council area Blacktown Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2147 · Postcode 2150