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MCI WorldCom Communications, Inc. Better Business Bureau ...

    https://www.bbb.org/us/ny/buffalo/profile/long-distance-phone-service/mci-worldcom-communications-inc-1066-16001712
    MCI WorldCom Communications, Inc. Telephones. Business Profile. MCI WorldCom Communications, Inc. Main Place Tower. 350 Main St. Buffalo, NY 14202. http://www.mci.com. (800) 444-3333.

MCI WorldCom International Headquarters – Clinton, MS

    https://roofing.ms/mci-worldcom-international-headquarters/
    The MCI WorldCom Corporate Headquarters was designed to be more than just an office building; it was designed to be a show place for Clinton and the state of Mississippi. With over 150,000 SQFT of Manville Modified Bitumen and standing seam roofing, at grand heights and steep slopes, this unusual design was both a show piece and a challenge, but it was a challenge that was completed on time …

MCI Communications LinkedIn

    https://www.linkedin.com/company/mic-now-verizon
    It was headquartered in Washington, D.C. Founded in 1963, it grew to be the second-largest long-distance provider in the U.S. It was purchased by WorldCom in …

MCI

    http://www.mci.com/
    Global business and residential communications company operating in more than 65 countries.

MCI WorldCom, Inc. -- Company History

    https://www.company-histories.com/MCI-WorldCom-Inc-Company-History.html
    MCI WorldCom is a new kind of communications company. With revenue of more than $30 billion, MCI WorldCom combines financial strength and a depth of resources to pursue the industry's best growth opportunities with an advanced global network built for the data-intensive era of communications. Company History:

MCI, Inc. Better Business Bureau® Profile

    https://www.bbb.org/us/va/ashburn/profile/telephones/mci-inc-0241-11839
    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...

WorldCom and MCI announce $37 billion merger About Verizon

    https://www.verizon.com/about/news/worldcom-and-mci-announce-37-billion-merger
    Nov 10, 1997 · MCI, headquartered in Washington, D.C., offers the industry's most comprehensive portfolio of global services. With 1996 revenues of $18.5 billion, MCI ranks as one of the world's largest telecommunications companies.

Customer Service - MCI

    http://consumer.mci.com/customer_service/index.jsp
    And with automatic payment, you'll save $1 off your MCI bill every month! Sign up for EasyPay To mail your payment, send check or money order to the following address: MCI PO Box 16801 Newark, NJ 07101-6801: TTI PO Box 15043 Albany, NY 12212-5043: Still having trouble finding what you need? E-mail MCI with your general questions and comments.

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