AT&T
CompanyAT&T Inc., an abbreviation of its predecessor's original name, the American Telephone and Telegraph Company, is an American multinational telecommunications holding company headquartered at the Whitacre Tower in Downtown Dallas, Texas. AT&T is the world's third-largest telecommunications company by revenue, the third-largest wireless carrier in the United States behind T-Mobile and Verizon, and the nation's largest fiber internet provider. On the New York Stock Exchange, AT&T trades under the ticker symbol "T", and has a market capitalization of $186.83 billion. On the Fortune 500 (2025) AT&T ranked 37th among the largest American businesses and reported revenues of $125.6 billion last year.
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Facts
- Country
- United StatesSource: Wikidata
- Founded
- 2005Source: Wikidata
- Founded by
- Alexander Graham BellSource: Wikidata
- CEO
- John StankeySource: Wikidata
- Owned by
- BlackRock, The Vanguard GroupSource: Wikidata
- Headquarters
- DallasSource: Wikidata
- Employees
- 230,000 (2021)Source: Wikidata
- Sector
- Telecommunications industry, Postal and telecommunications servicesSource: Wikidata
- Listed on
- New York Stock Exchange (T), Tokyo Stock ExchangeSource: Wikidata
- Subsidiaries
- AppNexus, AT&T Corporation, AT&T Foundation, AT&T Global Network Services Czech Republic, AT&T Intellectual Property I, AT&T Intellectual Property II, AT&T Intellectual Property Marketing, Inc., AT&T Labs and 14 moreSource: Wikidata
- Products
- broadband, broadband Internet access, digital television, landline telephone, mobile phone, satellite television, softwareSource: Wikidata
- Official website
- www.att.comSource: Wikidata
- Wikipedia
- Read on WikipediaSource: Wikidata
Recent news
EFF podcast revisits the 2006 AT&T whistleblower case that exposed NSA surveillance
The Electronic Frontier Foundation's Privacy's Defenders podcast covers the 2006 disclosure by former AT&T technician Mark Klein, who gave EFF documents about a secret room in a San Francisco AT&T building linked to NSA mass surveillance. EFF sued AT&T within about two weeks in Hepting v. AT&T, and the episode also features the related case against the NSA led by Carolyn Jewel.
Ericsson says mobile networks can detect and track drones
Ericsson's Integrated Sensing and Communication (ISAC) technology adds drone detection to existing mobile networks by analysing reflected radio signals across multiple cell sites. It complements radar, which struggles at low altitude, and needs sensing-capable radios, edge compute and Massive MIMO hardware. Ericsson says trials with AT&T in Arlington, Texas, and Erillisverkot in Finland detected and tracked multiple drones, with commercial pilots from 2027 and broader deployment from 2028.