2008

13.11.2008
Mobile TeleSystems Announces Financial Results for the Third Quarter Ended September 30, 2008

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” - NYSE: MBT), today announces its unaudited consolidated US GAAP financial results for the three months ended September 30, 2008.

12.08.2008
Financial results for the second quarter ended June 30, 2008

Moscow, Russian Federation — Mobile TeleSystems OJSC («MTS» — NYSE: MBT), the largest mobile phone operator in Russia and the CIS, announces its second quarter1 2008 financial and operating results.

20.05.2008
Financial results for the first quarter ended March 31, 2008

Moscow, Russian Federation — Mobile TeleSystems OJSC («MTS» — NYSE: MBT), the largest mobile phone operator in Russia and the CIS, announces its first quarter1 2008 financial and operating results.

16.04.2008
Mobile TeleSystems announces financial results for the fourth quarter and full year ended December 31, 2007

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” - NYSE: MBT), today announced its consolidated US GAAP financial results for the three months (unaudited) and full year ended December 31, 2007.

10.04.2008
Fourth quarter and full year 2007 financial results announcement and conference call

The management of Mobile TeleSystems (MTS) will be holding a conference call to discuss the Company’s Fourth Quarter and Full Year 2007 Financial and Operating Results on Wednesday, April 16, 2008.

Contact investor relations:

+ 7 495 223 20 25 ir@mts.ru

MTS Investor Relations
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