Turkcell Iletisim Hizmetleri A.S. provides digital services in Turkey, Ukraine, Belarus, Azerbaijan, Cyprus, Germany, and the Netherlands. It operates in two segments, Turkcell Turkey and Turkcell International. It offers voice services, such as mobile communication and fixed voice for consumers and corporate customers; and broadband services, including mobile broadband, fiber to the home/building and ADSL Docsis, cable, LTE, and fixed wireless broadband. The company also provides BiP, an integrated IP-based communication platform; TV+, which enables subscribers to watch live television channels and on-demand video content; fizy, a digital music platform; Lifebox, a cloud service for data storage; Dergilik, a digital publishing platform; Yaani, a search engine application; Digital Operator, an application for its customers to track their bills and usage, change their account settings, and make transactions and purchases; Goals on Your Mobile that allows update on game scores and player transfers; Turkcell Academy that provides digital learning contents and services; UpCall, a call management service; Kopilot that connects cars to smartphones and enables real-time monitoring of metrics on the vehicle's performance; and Supercam, which ensures the safety of the home and workplace. In addition, it offers digital business services and solutions, such as digital business infrastructure, digital business applications, managed services, cloud, IoT products and solution management, big data and analytics services, business insights and analytics, location based services, hospital information systems, and techfin services. Further, the company provides international roaming, and wholesale voice and data services. As of December 31, 2019, it had 12.4 million prepaid subscribers and 20.4 million postpaid subscribers. The company was founded in 1993 and is based in Istanbul, Turkey.