According to the official source report, as of 10 March 2008, the number of cellular phone users in Uzbekistan reached 7 million, up from 3.7 million on 1 July 2007. Mobile users in 2017 were more than 24 million. The largest mobile operator in terms of number of subscribers is MTS-Uzbekistan (former Uzdunrobita and part of Russian Mobile TeleSystems) and it is followed by Beeline (part of Russia's Beeline) and UCell (ex Coscom) (originally part of the U.S. MCT Corp., now a subsidiary of the Nordic/Baltic telecommunication company TeliaSonera AB).