T-Mobile UK (original) (raw)

T-Mobile UK was a mobile network operator in the UK. First launched as Mercury One2One (stylised one2one) on 7 January 1993, the network was originally operated by Mercury Communications. one2one was purchased by Deutsche Telekom in 1999, who rebranded it with their global T-Mobile brand name in 2002. In 1999, one2one became the world's first network to provide wireless network infrastructure to a mobile virtual network operator when Virgin Mobile was launched as a joint venture between one2one and Virgin Group.