Home Postcodes by state NSW 2061 Postcode 2061 2061 is the postcode for 2 localities in NSW: Kirribilli and Milsons Point. Localities with postcode 2061KirribilliNSWMilsons PointNSW Postcode 2061 State or territory New South Wales (NSW) Localities 2 Council area North Sydney Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2060 · Postcode 2062