March 2014

19.03.2014
Ad Hoc Notice

Moscow (March 19, 2014) – MobileTelesystems OJSC (“MTS” or the “Company” — NYSE: MBT), the leading telecommunications operator in Russia and the CIS, has been informed that in addition to the previously disclosed investigation by the United States Securities and Exchange Commission related to MTS’s former operations in Uzbekistan, the United States Department of Justice also is conducting a parallel investigation. The investigations are concerned with MTS and not merely with the activities of unaffiliated parties. As previously disclosed, the Company has received a request for documents from the SEC and intends to cooperate with these investigations.

18.03.2014
Mobile TeleSystems Announces Financial Results for the Fourth Quarter and Full Year Ended December 31, 2013

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” - NYSE: MBT), the leading telecommunications provider in Russia and the CIS, today announces its unaudited US GAAP financial results for the three months and full year ended December 31, 2013.

12.03.2014
MTS Secures ECA financing from Citibank and SEK

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” – NYSE: MBT), the leading telecommunications provider in Russia and the CIS, announces the conclusion of a credit facility with Citibank Europe PLC (Citibank) and Swedish Export Credit Corporation (SEK) for up to $300 million. The credit facility is supported by Sweden’s Exportkreditnamnden (EKN) and will be used for the development of the Company’s mobile networks through purchases of equipment from Ericsson, the world's leading provider of technology and services to telecom operators.

07.03.2014
MTS Announces Appointment of Vice President for Procurement and Administration

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” or "the Company" – NYSE: MBT), the leading telecommunications provider in Russia and the CIS, announces the appointment of Mr. Valery Shorzhin as Vice President for Procurement and Administration, Member of the Executive Board.

Contact investor relations:

+ 7 495 223 20 25 ir@mts.ru

MTS Investor Relations
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