Home Postcodes by state NSW 2219 Postcode 2219 2219 is the postcode for 3 localities in NSW: Dolls Point, Sandringham and Sans Souci. Localities with postcode 2219Dolls PointNSWSandringhamNSWSans SouciNSW Postcode 2219 State or territory New South Wales (NSW) Localities 3 Council area Bayside; Mainly Bayside, partly Georges River Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2218 · Postcode 2220