Area Covered: Sydney's Greater West, the Southern Highlands and the Illawarra, including Blacktown, Campbelltown, Liverpool, Parramatta, Penrith and Wollongong. 

Website: www.endeavourenergy.com.au

General Number: 13 37 18

Emergency Number: 13 10 03

 Area Covered: Sydney, Central Coast and Hunter regions of New South Wales, including Sydney, Barry, Merriwa, Nelson Bay, Scone and Waterfall. 

Website: www.ausgrid.com.au

General Number: 13 13 65

Emergency Number: 13 13 88

Area Covered: Most of regional and rural New South Wales, including Albury, Bathurst, Dubbo, Grafton, Port Macquarie, Queanbeyan, Tamworth and Wagga Wagga. 

Website: www.essentialenergy.com.au

General Number: 13 23 91

Emergency Number: 13 20 80