In a bid to establish its huge presence in Mumbai and Pune, Tata Docomo has built the world's largest signage displaying the company logo on the hillside of the Mumbai-Pune Expressway at the start ...

Japan's top mobile carrier, NTT DoCoMo Inc., said Wednesday it has agreed with Tata Teleservices Ltd. on a mobile phone alliance through the purchase of a 26 percent stake in the Indian company.