This post is a basic timeline of AT&T. There are 24 events listed below chronologically. Source: Wikipedia
- Alexander Graham Bell receives a patent for the telephone (1877)
- Alexander Graham Bell founds Bell Telephone Company (1877)
- Renamed to American Bell Company (1880)
- American Telephone and Telegraph Company acquires American Bell (1889)
- AT&T begins acquiring competitors (1907)
- Kingsbury Commitment to limit AT&T acquisitions (1913)
- AT&T acquires triode vacuum tube from Lee de Forest (1913)
- First transcontinental telephone call (1915)
- U.S. government nationalizes the telecommunications industry (1918)
- Bell Labs is established (1925)
- Transatlantic radio service (1927)
- Transatlantic telephone cable (1956)
- Telstar 1 communications satellite (1962)
- FCC allows devices to connect to AT&T's network (1968)
- United States v. AT&T antitrust suit (1974)
- United States v. AT&T is settled and AT&T is split into 7 companies (1982)
- Southwestern Bell Telephone Company (SBC) is established (1984)
- AT&T acquires NCR Corporation (1991)
- AT&T acquires McCaw Cellular (1994)
- AT&T becomes publicly traded (2001)
- AT&T merges with Cingular Wireless (2004)
- SBC acquires AT&T Corporation (2005)
- AT&T acquires BellSouth (2006)
- AT&T merger with T-Mobile is rejected (2011)