AT&T Inc. is an American multinational conglomerate holding company that is Delaware-registered but headquartered at Whitacre Tower in Downtown Dallas, Texas. It is the world's largest telecommunications company and the largest provider of mobile telephone services in the U.S
Our key areas of market focus are 5G, AT&T Fiber and HBO Max.
Our broadband connectivity, high-speed fiber and wireless broadband networks connect people and businesses across the United States. We also provide advanced IP-based to businesses of all sizes and our wireless services connect consumers and businesses throughout Mexico.
Through our software-based entertainment provider, HBO Max, we deliver compelling entertainment experiences.
AT&T’s unique blend of businesses work together to provide our customers around the world with connectivity, technology, entertainment, news, advertising and more.