What Is the Telecommunication Sector?

The telecommunications sector is made up of companies that make communication possible on a global scale, whether it is through the phone or the Internet, through airwaves or cables, through wires or wirelessly. These companies created the infrastructure that allows data in words, voice, audio or video to be sent anywhere in the world. The largest companies in the sector are wireless operators, satellite companies, cable companies, and internet service providers. [More Info]




United States

AT&T Inc.