Postcode 2839 This postcode covers more than one locality. Which one are you after? Brewarrina New South Wales LGA: Brewarrina Collerina New South Wales LGA: Brewarrina Gongolgon New South Wales LGA: Brewarrina Narran Lake New South Wales LGA: Brewarrina Talawanta New South Wales LGA: Brewarrina Weilmoringle New South Wales LGA: Brewarrina