Investor Presentaiton

Telekom Austria Group - Mobile Communication Subscriber Base Mobile Subscribers (in 000) Q4 2011 Q4 2010 % change A1 Austria 5,271 5,105 3.3% Market share 40.0% 41.4% Mtel Bulgaria 5,501 5,249 4.8% Market share 48.6% 49.6% Croatia* 2,018 2,028 -0.5% vip Market share* 39.2% 39.0% Belarus 4,620 4,354 6.1% velcom Market share 41.1% 41.9% Simobil Slovenia 640 619 3.4% Povej nekaj lepega Market share 29.7% 29.2% vip Republic of Serbia 1,643 1,360 20.8% Market share 15.7% 13.7% vip Republic of Macedonia 567 442 28.1% Market share 24.9% 19.9% Liechtenstein 6 6 -3.5% FL Market share 16.5% 20.2% *Adjusted mobile subscriber number starting from Q1 2010 due to new calculation method 25

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