It was a government-owned telecommunications service provider before being sold to the Tata Group in 2002 under the Third Vajpayee ministry government.

[5][6] Under the chairmanship of B. K. Syngal (1991–98),[7] VSNL launched the first publicly-available internet plans in India in 1995.

[11] In 2009, Tata Communications and Tyco Telecommunications completed the TGN-Intra Asia cable system.

The 9,280-kilometre (5,770 mi) Eurasian section of the Tata Global Network runs across the Mediterranean Sea and the Middle East, connecting Mumbai with Marseille.

[14] In January 2016, Windstream Communications announced it was extending its 100 Gigabit Ethernet (100G) network from New Jersey data center operator NJFX's presence at Tata's Cable Landing Station (CLS) in Wall Township, New Jersey, to Ashburn, Virginia's internet hub.