The management of Mobile TeleSystems (MTS) will be holding a conference call to discuss the Company's Third Quarter 2009 Financial and Operating Results on Friday, November 13, 2009.

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, quoting the Company’s name, MTS:

From the US:          + 1 480 629 9798

From the UK:          + 44 207 190 1598 

International:          + 44 207 190 1598

The conference call will also be available at: https://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: https://www.mtsgsm.com/news/reports/.

A replay of the conference call will be available on the following telephone numbers from November 13 (from approximately 23:00 hrs Moscow time/20:00 hrs London time/15:00 hrs US Eastern time) to November 23, 2009:

From the US:          + 1 303 590 3030               PIN 4178910#

From the UK:          + 44 207 154 2833             PIN 4178910#

International:          + 44 207 154 2833             PIN 4178910#