Telecom Argentina S.A. provides fixed-line telecommunications services and other telephone-related services, such as international long-distance service, data transmission, information technology (IT) solutions outsourcing and Internet services. The Company provides mobile telecommunications services and international wholesale services. It operates in three segments: Fixed Telecommunications Services (Fixed Services), Personal Mobile Telecommunications Services (Personal Mobile Services) and Nucleo Mobile Telecommunications Services (Nucleo Mobile Services). Telecom Personal S.A. (Personal) is its subsidiary engaged in the provision of mobile telecommunication services in Argentina. Nucleo S.A. (Nucleo) is Personal's subsidiary engaged in the provision of mobile telecommunication services in Paraguay. Personal Envios S.A. (Envios) is Nucleo's subsidiary engaged in the provision of mobile financial services in Paraguay.