OREANDA-NEWS. August 29, 2007. The management of Mobile TeleSystems (MTS) will be holding a conference call to discuss the Company’s Second Quarter 2007 Financial and Operating Results on Tuesday, September 4, 2007.

Please note that the conference call will start at:
19:00 hrs (Moscow time)
16:00 hrs (London time)
11:00 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 9560
From the UK: 0207 190 1247
International: +44 207 190 1247


The conference call will also be available at: http://www1.mtsgsm.com/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://www1.mtsgsm.com/reports/.

A replay of the conference call will be available on the following telephone numbers from September 4 (from approximately 22:00 hrs Moscow time/19:00 hrs London time/14:00 hrs US Eastern time) to September 14, 2007:
From the US: +1 303 590 3030 PIN 3775459#
From the UK: 0207 154 2833 PIN 3775459#
International: 44 207 154 2833 PIN 3775459#


The replay will also be available via audio webcast.