September 2003

Incoming calls originated from all mobile phones are free for ALL “Super JEANS” users

For all users with the tariff plan "Super JEANS" incoming calls originated from mobile phones are free. Thus, the tariff plan "Super JEANS" developed according to needs and wants of most cellular users became much more convenient and attractive.

Change of MTS reduced roaming tariffs

In September 2003 MTS tariffs for reduced international and intranet roaming are changed.

MTS Announces Acquisition of Tomsk Cellular Communications

Moscow, Russian Federation — September 5, 2003 — Mobile TeleSystems OJSC (“MTS” — NYSE: MBT), the largest mobile phone operator in Russia in terms of subscribers, today announces a transaction to acquire Tomsk Cellular Communications. The completion of this deal will make MTS the leader in the cellular market of the Siberian macro region of Russia.

Tariffs for MTS intranet roaming: 58 Russia's regions!

From September 1, 2003 low tariffs for MTS intranet roaming apply in Republic of Buryatia. Thus, "the network of saving visits " includes 58 Russia's regions, Belarus and Ukraine.

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+ 7 495 223 20 25

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