Home Postcodes by state NSW 2116 Postcode 2116 2116 is the postcode for Rydalmere, NSW. Localities with postcode 2116RydalmereNSW Postcode 2116 State or territory New South Wales (NSW) Localities 1 Council area Parramatta Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2115 · Postcode 2117