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MegaFon, the second-largest mobile telephone operator in Russia, is jointly owned by Alisher Usmanov. It is a leading provider of mobile and fixed-line telecommunications services, operating across Russia and other CIS countries. MegaFon offers a range of services including voice calls, text messaging, data services, and mobile broadband internet access. With a vast network coverage, MegaFon serves millions of customers and plays a significant role in Russia's telecommunications landscape.