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  2. Breakup of the Bell System - Wikipedia

    en.wikipedia.org/wiki/Breakup_of_the_Bell_System

    The breakup of the Bell System resulted in the creation of seven independent companies that were formed from the original twenty-two AT&T-controlled members of the System. [ 5 ] On January 1, 1984, these companies and the local operating companies placed under them were:

  3. Bell System - Wikipedia

    en.wikipedia.org/wiki/Bell_System

    The Bell System was a system of telecommunication companies, led by the Bell Telephone Company and later by the American Telephone and Telegraph Company (AT&T), that dominated the telephone services industry in North America for over 100 years from its creation in 1877 until its antitrust breakup in 1983.

  4. Regional Bell Operating Company - Wikipedia

    en.wikipedia.org/wiki/Regional_Bell_Operating...

    A "Baby Bell" is a local telephone company in the United States that was in existence at the time of the breakup of AT&T into the resulting Regional Bell Operating Companies (RBOCs). Sometimes also referred to as an "ILEC" (Incumbent Local Exchange Carrier) they were the former Bell System or Independent Telephone Company responsible for ...

  5. United States v. AT&T (1982) - Wikipedia

    en.wikipedia.org/wiki/United_States_v._AT&T_(1982)

    United States v. AT&T, 552 F.Supp. 131 (1982), was a ruling of the United States District Court for the District of Columbia, [1] that led to the 1984 Bell System divestiture, and the breakup of the old AT&T natural monopoly into seven regional Bell operating companies and a much smaller new version of AT&T.

  6. List of United States telephone companies - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States...

    Altafiber, formerly known as Cincinnati Bell, which serves the Cincinnati metropolitan area, and Hawaii (due to its ownership of Hawaiian Telcom). [4] It was not included in the Bell System breakup of 1984 because the original AT&T held only a minority stake in that company.

  7. Modification of Final Judgment - Wikipedia

    en.wikipedia.org/wiki/Modification_of_Final_Judgment

    The terms required the breakup of the Bell System, including removing local telephone service from AT&T control and placing business restrictions on the divested local telephone companies in exchange for removing other longstanding restrictions on what businesses AT&T could own and manage. [1]: 125

  8. AT&T Technologies - Wikipedia

    en.wikipedia.org/wiki/AT&T_Technologies

    AT&T Technologies, Inc., was created by AT&T in 1983 in preparation for the breakup of the Bell System, which became effective as of January 1, 1984. It assumed the corporate charter of Western Electric Co., Inc.

  9. Pacific Telesis - Wikipedia

    en.wikipedia.org/wiki/Pacific_Telesis

    Pacific Telesis is more commonly known as "Pac Bell". Prior to the January 1, 1984, breakup of the Bell System, the corporate name of its principal subsidiary Pacific Bell was The Pacific Telephone & Telegraph Company, which had also been referred to as "PacTel." After the corporate name change, Pacific Bell was commonly known as "PacBell."