Kings Cross railway station is located on the Eastern Suburbs line, serving the Sydney suburb of Kings Cross. It is served by Sydney Trains T4 Eastern Suburbs & Illawarra Line services and NSW TrainLink South Coast Line services.HistoryKings Cross station opened on 23 June 1979 when the Eastern Suburbs line opened from Central to Bondi Junction.Transport linksSydney Buses operate seven routes via Kings Cross station: 200: Chatswood station to Bondi Junction Interchange311: Millers Point to Railway Square323: Circular Quay station to Dover Heights324: Circular Quay station to Watsons Bay via Vaucluse Heights325: Circular Quay station to Watsons Bay via Vaucluse326: Circular Quay station to Bondi Junction station via Victoria Road327: Circular Quay station to Bondi Junction station via Bellevue Road