Home Postcodes by state NSW 2339 Postcode 2339 2339 is the postcode for 10 localities in NSW: Big Jacks Creek, Braefield, Cattle Creek, Chilcotts Creek, Little Jacks Creek, Macdonalds Creek and 4 more. Localities with postcode 2339Big Jacks CreekNSWBraefieldNSWCattle CreekNSWChilcotts CreekNSWLittle Jacks CreekNSWMacdonalds CreekNSWParraweenaNSWWarrahNSWWarrah CreekNSWWillow TreeNSW Postcode 2339 State or territory New South Wales (NSW) Localities 10 Council area Liverpool Plains Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2338 · Postcode 2340