Home Postcodes by state NSW 2739 Postcode 2739 2739 is the postcode for 3 localities in NSW: Boeill Creek, Buronga and Mourquong. Localities with postcode 2739Boeill CreekNSWBurongaNSWMourquongNSW Postcode 2739 State or territory New South Wales (NSW) Localities 3 Council area Wentworth Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2738 · Postcode 2745