Telecom Argentina S.A., operating through its subsidiaries, delivers a comprehensive array of telecommunications services both within Argentina and across international borders. Its offerings span traditional fixed-line telephony, encompassing local, national, and international calling, alongside public phone access. Customers also benefit from a suite of supplementary features such as call waiting, forwarding, conference calls, caller identification, voicemail, detailed billing, and maintenance. The company further provides essential interconnection services, facilitating traffic exchange and resource sharing, dedicated internet access, and the transmission of standard and high-definition video signals. This includes audio and video streaming solutions, private network connections, backhaul links for mobile operators, and data center hosting/co-location services. Their infrastructure also supports Layer 2 and Layer 3 transport networks, specialized video links, and various other value-added services. In the mobile sector, Telecom Argentina enables voice communications, high-speed mobile internet access, content and application downloads, and online streaming. They also retail mobile devices, including handsets, MiFi and Wingles modems, and smartwatches, under their "Personal" brand. Moreover, their internet connectivity portfolio features virtual private network services and conventional Internet protocol links, alongside robust data services and a diverse range of programming and other offerings for cable television. Established in Buenos Aires, Argentina, in 1979, the company previously operated as Cablevisión S.A. before officially adopting the name Telecom Argentina S.A. in January 2018.