MCI Communications

:For the corporation that has used the MCI brand name since 1998, and operated under the MCI name since 2003, see MCI. MCI is also the airport code for the Kansas City International Airport.

Related Topics:
1998 - 2003 - MCI - Kansas City International Airport

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MCI Communications was an American telecommunications company headquartered in Washington, D.C.. MCI was instrumental in pushing legal and regulatory changes that led to the breakup of the AT&T monopoly that dominated American telephony before the 1980s. The corporation was purchased by WorldCom in 1998.

Related Topics:
American - Telecommunications - Washington, D.C. - AT&T - 1980s - WorldCom - 1998

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Before it was acquired, MCI was the second largest long-distance provider in the United States.

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