July 13, 2009, Tyumen. COMSTAR – United TeleSystems (COMSTAR-UTS, LSE: CMST), the largest operator of integrated telecommunication services in Russia and the CIS, announces that Regional Technical Center (RTC), the leading alternative operator in the Tyumen region, a member of COMSTAR-UTS, has provided its customers with an opportunity to pay fixed voice services and broadband Internet using CyberPlat® payment system.

In 2Q09, RTC established partnership relations with CyberPlat®, one of the largest electronic payment systems in Russia. This has resulted in significant expansion of the payment geography for RTC subscribers. Presently, more than 3,500 CyberPlat® points located in the most popular places (stores, cafes, etc.) accept e-payments from dwellers of Tyumen, Khanty-Mansi Autonomous Area and Yamal-Nenets Autonomous Area on a real-time basis. Subscribers may use CyberPlat® to top up their subscription fee for such telecommunication services of COMSTAR as high-speed Internet, local, interzone, long-distance and international telephony.

CyberPlat® offers all benefits of e-payment system: accessibility, ease of use, prompt and safe payment for services. To get a piece of advice, RTC customers may contact round-the-clock technical support service of CyberPlat®.

Andrey Boyarinov, Commercial Director of RTC, notes: “RTC partnership with CyberPlat is another step on our way to create comfortable environment for subscribers of COMSTAR-UTS communication services. As part of the program to improve service quality we are migrating to new and more advanced patterns of co-operation with our customers, including as related to payments. CyberPlat is very simple and convenient both for us and our customers; besides, it requires no significant financial or organizational resources from the operator. This electronic system does all the technical work and brings us closer to our end users.”

In addition to a broad network of CyberPlat® payments, COMSTAR services in Siberia may now be paid via the Internet using Visa, EuroCard/MasterCard, Diners Club, JCB, American Express, Union Card bank cards.