MTS Ukraine (formerly Ukrainian Mobile Communications, UMC) is the second-largest mobile operator in Ukraine with 23.1 million users and thus a 38 percent market share (in September 2014). In November 2009 it had 17.74 million GSM subscribers.[1] The company is fully owned by Russia's Mobile TeleSystems.The company's main competitors are Kyivstar and Astelit - life:). MTS's network codes in Ukraine are +38050, +38066, +38095, and +38099 (postpay and prepaid users).