Moscow, Russia – July 3, 2008 – “COMSTAR – United TeleSystems” JSC (“Comstar” or “the Company”) (LSE: CMST), the leading integrated telecommunications operator in Russia and the CIS, today announced that it has implemented Oracle E-business Suite, the full-scale Enterprise Resource Planning (“ERP”) system from Oracle. The total investment in the project amounted to US$ 12 million.

1 July 2008, Moscow. Comstar – United Telesystems (JSC Comstar-UTS, LSE: CMST), the leading supplier of integrated telecom services in Russia and the CIS announced to have completed the reorganization of CJSC Sochitelecomservice (city of Sochi) and CJSC PortTelecom (Moscow region) in the form of merger into the parent - JSC Comstar-UTS.

Moscow, Russia – June 30, 2008 – “COMSTAR – United TeleSystems” JSC (“Comstar” or “the Group”) (LSE: CMST), the leading integrated telecommunications operator in Russia and the CIS, today announced the decisions made at the Annual General Meeting of its shareholders (“AGM”) on June 30, 2008.