Moscow, Russia – April 30, 2010 – “COMSTAR – United TeleSystems” JSC (“Comstar” or “the Group”) (LSE: CMST), the largest integrated telecommunications provider in Moscow and 82 Russian cities, today announced that the Board of Directors (the “Board”) set the date for Comstar’s Extraordinary General Meeting of Shareholders (“EGM”) for June 11, 2010.  The EGM will be convened and votes cast remotely via proxy.

The proposed agenda of the EGM includes the determination of the EGM schedule, the approval of amendments to the Charter and the approval of Regulations on the General Meetings of shareholders, the approval of a new edition of the Board of Directors, the Management Board and the President of Comstar bylaws.

Shareholders registered at the record date of April 30, 2010 will be eligible to participate and vote at the meeting.

The date of the Annual General Meeting will be decided at a meeting of the Board of Directors on May 21, 2010.

Further information with regard to the EGM and other related issues will be available on the Company’s web site www.comstar-uts.ru.