This Business Is Not BBB Accredited

MCI, Inc.

MCI, Inc.

(800) 444-3333

MCI, Inc.

48 years in business

Corporate Headquarters 22001 Loudoun County Pkwy
Ashburn, VA 20147-6105

Additional Phone Numbers
  • (800) 967-5326
  • (800) 621-4230
  • (800) 950-5555
  • (800) 677-6580
  • (703) 886-5600
  • (860) 973-2573
  • (404) 252-2395
  • (504) 561-8701
  • (225) 292-5314
BBB File Opened: 01/01/1999
Business Started: 01/19/1968
Business Incorporated: 01/19/1968 in DE
Type of Entity
Business Management
  • Principal: Mr. Ivan Seidenberg, Chairman & CEO of Verizon
Contact Information
  • Principal: Mr. Ivan Seidenberg, Chairman & CEO of Verizon
Business Category
  • Telephone Communications
  • Computers - Sys Designers & Consult
  • Telephone Service - Long Distance

Additional Information
  • MCI, LLC became a wholly owned subsidiary of Verizon, Inc. in January, 2006. The MCI brand is still sold in parts of the country outside the Verizon region and MCI continues to serve its existing customers. Sally McMahon is Vice President of Consumer Affairs and Quality for the MCI Brand. MCI's headquarters is in Ashburn, Virginia. Verizon is headquartered in New York, NY.

    According to information provided by the company, MCI Communications Corporation (MCC) was incorporated in Delaware in 1968 to provide long distance communications services. The company first telecommunications services was for business customers in 1971. Residential service was added in 1980. WorldCom acquired MCI in 1998. In 2001, MCI Group assets became separately traded. MCI Group operated as a separate business operating unit of WorldCom. WorldCom Wireless, which offered cellular telephone service, was also a separate company from WorldCom. WorldCom Wireless business operations had been located in Boston, Massachusetts. That entity ceased operations in late, 2002. The company adopted the name of MCI, Inc. when it restructured itself in April, 2004.

Alternate Business Names
  • MCI Long Distance
  • MCI Telecommunications
  • MCI WorldCom
  • The Neighborhood
  • MCI National Complaint Center
  • TTI National
  • UUNet Technologies Inc.
  • MCI - Agency Relations
  • MCI Communications Corp
  • MCI Group
  • Telecom USA
  • MCI
  • Verizon Business


BBB Reason for Ratings

BBB rating is based on 13 factors: Get the details about the factors considered.

Factors that affect the rating for MCI, Inc. include:

  • 114 complaint(s) filed against business
  • Failure to respond to 2 complaint(s) filed against business
  • Length of time business has taken to respond to complaint(s)

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BBB reports on known significant government actions involving the business's marketplace conduct.

BBB reports on a company that is out of business for three years from the date the company closes its doors or ceases to do business.

BBB reports on unauthorized use of the Better Business Bureau's name and/or logo for as long as the business continues to use it in any advertising, or for one year after the business ceases any repeated unauthorized uses.

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MCI, Inc.


MCI, Inc.

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