Greater Western Sydney

Greater Western Sydney dapat dibagi menjadi dua wilayah kecil Western Sydney dan South Western Sydney. Menurut Sydney West Area Health Service, Western Sydney mencakup LGA Auburn Council, Baulkham Hills Shire, City of Blacktown, City of Blue Mountains, City of Hawkesbury, City of Parramatta dan City of Penrith. South Western Sydney dicakup oleh Sydney South West Area Health Service dan meliputi LGA City of Bankstown, Camden Council, City of Campbelltown, City of Fairfield, City of Holroyd, City of Liverpool dan Wollondilly Shire Council.