Home Postcodes by state NSW 2226 Postcode 2226 2226 is the postcode for 3 localities in NSW: Bonnet Bay, Como and Jannali. Localities with postcode 2226Bonnet BayNSWComoNSWJannaliNSW Postcode 2226 State or territory New South Wales (NSW) Localities 3 Council area Sutherland Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2225 · Postcode 2227