December 2000

25.12.2000
15.12.2000
A failure in the software on the trial GPRS network

Moscow, Russian Federation — December 15th, 2000 — In the process of field trials of the GPRS network a new version of software was installed on MTS’s controllers that operate base stations in the central and south-western districts of Moscow.

14.12.2000
Business weekly “Kompaniya” announces MTS as the winner of the “Company of the Year 2000” contest

Moscow, Russian Federation — December 14th, 2000 — Mobile TeleSystems OJSC (NYSE: MBT), Russia’s largest GSM 900/1800 mobile operator, received “Company of the Year” national business Award from a popular Moscow business weekly “Kompaniya” at an official ceremony in Moscow last night. This award is designed to honour companies that have achieved the most impressive results during the year 2000.

08.12.2000
Mobile TeleSystems cancels the dealership agreement with MCC-Start

Moscow, Russian Federation — 8th December 2000 — Mobile TeleSystems OJSC (NYSE: MBT), Russia’s largest GSM 900/1800 mobile operator, today gave an official notice to the commercial representative MCC-Start CSJC, operating under the trade mark Mobile Center, about the cancellation of the contract between the two companies due to the breach of the contract by MCC-Start.

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+ 7 495 223 20 25 ir@mts.ru

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