SECOND QUARTER 2011 FINANCIAL RESULTS ANNOUNCEMENT AND CONFERENCE CALL

Mobile TeleSystems | August 29, 2011 | Press Release

The management of Mobile TeleSystems (MTS) will be holding a conference call to discuss the Company’s Second Quarter 2011 Financial and Operating Results on September 06, 2011.

Please note that the conference call will start at:

18:00 hrs (Moscow time)
15:00 hrs (London time)
10:00 hrs (US Eastern time)

To take part in the conference call, please dial one of the following telephone numbers and quote either the Company’s name, MTS, or the conference ID, 4466870:

From the US:       + 1 480 629 9656
From the UK:      + 44 207190 1598
International:        + 44 207190 1598

The conference call will also be available at: http://www.mtsgsm.com/news/reports/ via audio webcast.

The earnings release will be posted approximately three hours prior to the conference call and the management’s slide presentation will be posted approximately one hour prior to the conference call at: http://www.mtsgsm.com/news/reports/.

A replay of the conference call will be available on the following telephone numbers from September 06, 2011 (from approximately 23:00 hrs Moscow time/20:00 hrs London time/15:00 hrs US Eastern time) to September 20, 2011:

From the US:       + 1 303 590 3030       PIN 4466870 #
From the UK:      + 44 207 154 2833     PIN 4466870 #
International:        + 44 207 154 2833     PIN 4466870 #

Press release via Mobile TeleSystems