MTS, headquartered in Moscow, is the largest mobile network operator in Russia, operating on GSM, UMTS and LTE standards. Apart from cellular network, the company also offers local telephone service, broadband, mobile television, cable television,... Wikipedia
Customer service: 011 7 495 766-01-66
Founded: October 1993
Headquarters: Moscow, Russia
Predecessor: Moscow City Telephone Network
Parent organization: Sistema
Founders: Moscow City Telephone Network, T-Mobile International AG, and Siemens