July 2012

30.07.2012
Ad Hoc Notice

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” – NYSE: MBT), the leading telecommunications operator in Russia and the CIS, announces that on July 30, 2012, the Tashkent Economic Court granted a petition by the State Agency for Communications and Information of Uzbekistan (“SACI”, the “Regulator”) to extend for a period of three months the suspension of the operating of license of Uzdunrobita FE LLC (“Uzdunrobita”, “MTS-Uzbekistan”), MTS’s wholly owned subsidiary in Uzbekistan, notwithstanding the fact that MTS-Uzbekistan has fulfilled all of the requirements set forth in the order of the SACI from July 17, 2012, to suspend the license of Uzdunrobita. In the Company’s opinion, the court failed to extend to the Company the opportunity to realize its right to protection under Uzbek law.

27.07.2012
MTS Repurchases Series 05 Ruble Bond

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” or "the Company" – NYSE: MBT), the leading telecommunications provider in Russia and the CIS, announces the repurchase of the series 05 ruble-denominated bond in the amount of approximately RUB 13.2 billion.

26.07.2012
MTS Resumes Operations in Turkmenistan

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” or the “Company” – NYSE: MBT), the leading telecommunications provider in Russia and the CIS, announces that, having received licenses and obtained legal and technical conditions for operations in the country, it is resuming operations in Turkmenistan.

17.07.2012
Ad Hoc Notice

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” – NYSE: MBT), the leading telecommunications operator in Russia and the CIS, announces that it has suspended its services in Uzbekistan upon receipt of an order from the Communications and Information Agency of Uzbekistan informing MTS of the temporary suspension of the operating license of Uzdunrobita FE LLC (“Uzdunrobita”), MTS’s wholly owned subsidiary in Uzbekistan, for a period of 10 business days.

13.07.2012
Ad Hoc Notice

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” – NYSE: MBT), the leading telecommunications operator in Russia and the CIS, announces that the Company has submitted official complaints to certain top government officials of Uzbekistan articulating gross violations of criminal process law and other regulations in connection with on-going government investigations of the financial and operating activities of Uzdunrobita FE LLC (“Uzdunrobita”), MTS’s wholly owned subsidiary in Uzbekistan, and the activities of the Uzdunrobita's management.

12.07.2012
MTS Awarded License to Launch LTE in Russia

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” – NYSE: MBT), the leading telecommunications operator in Russia and the CIS, announces that The Federal Service for Supervision in the Sphere of Communications, Information Technologies and Mass Media (Roskomnadzor) has allocated MTS the necessary license and frequencies to provide LTE telecommunication services in Russia.

Contact investor relations:

+ 7 495 223 20 25 ir@mts.ru

MTS Investor Relations
App for iPad