Mulla Mulla, New South WalesMulla Mulla is a rural locality in Hay Shire Council and a civil parish of Nicholson County in New South Wales.GeographyThe parish, located 750 km from Sydney on the Lachlan River, is flat, semi-arid and the main economic activity is agriculture. There are no towns in the parish though the town and river crossing of Booligal, New South Wales is nearby to the south west.