Home Postcodes by state NSW 2556 Postcode 2556 2556 is the postcode for Bringelly, NSW. Localities with postcode 2556BringellyNSW Postcode 2556 State or territory New South Wales (NSW) Localities 1 Council area Mainly Liverpool, partly Camden Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2555 · Postcode 2557