Telecom Argentina S.A provides telecommunications services in Argentina and internationally. The company offers local, domestic, international long-distance, and public telephone services, as well as supplementary services (call waiting, call forwarding, conference calls, caller ID, voice mail, itemized billing, and maintenance). It also provides interconnection services and Internet access. Known as Cablevisión S.A. until 2018/01, Telecom Argentina S.A. was founded in 1979 and is headquartered in Buenos Aires, AR.