Mci Telecommunications Headquarters
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MCI Communications Company Profile - Office Locations, …
- https://craft.co/mci-communications-corporation
- The company serves large corporations, local, state, and federal government agencies, small businesses, and individual residential customers. MCI Communications was founded in 1968 and is headquartered in Washington, DC, US Report incorrect company information MCI Communications Office Locations MCI Communications has an office in …
MCI
- http://www.mci.com/
- Global business and residential communications company operating in more than 65 countries.
Company | MCI United States | EN
- https://www.wearemci.com/en-us/company
- We are an independently owned agency, headquartered in Geneva, Switzerland, with a global presence of 60 offices in 31 countries. MCI’s US headquarters is in the Washington, DC area with offices in New York, Miami, Baltimore, Dallas, and Chicago. 30+ YEARS OF EXPERIENCE 60 OFFICES 31 COUNTRIES 5,500 CAMPAIGNS AND ACTIVATIONS ANNUALLY Sustainability
MCI Communications Corporation Company Profile
- https://www.dnb.com/business-directory/company-profiles.mci_communications_corporation.930a7156a7f25af14a4461908eb40eb1.html
- Company Description: MCI Communications Corporation is located in Ashburn, VA, United States and is part of the Other Telecommunications Industry. MCI Communications Corporation has 39,000 total employees across all of its locations and generates $1.42 billion in sales (USD). (Sales figure is modelled).
MCI Telecommunications Corporation | LinkedIn
- https://www.linkedin.com/company/mci-communications-corporation
- MCI Telecommunications Corporation | 239 followers on LinkedIn. MCI is (was) a provider of long distance voice and data services, nation wide. ... Headquarters Richardson, TX
Contact | MCI United States | EN
- https://www.wearemci.com/en-us/new-contact
- Contact us and learn how we can help you engage your audience and create memorable experiences.
MCI Customer Service Numbers
- http://consumer.mci.com/customer_service/Service_Numbers.jsp
- If you are a current MCI Consumer customer, you can log in to our secure customer website to access your account information or e-mail Customer Service. Log in to Online Account Manager. Consumer Numbers Long Distance Customer Service Local Customer Service 1-800-444-3333 1-888-MCI-LOCAL
MCI, Inc. | Better Business Bureau® Profile
- https://www.bbb.org/us/va/ashburn/profile/telephones/mci-inc-0241-11839
- 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...
MCI Communications | LinkedIn
- https://www.linkedin.com/company/mic-now-verizon
- It was headquartered in Washington, D.C. [1] Founded in 1963, it grew to be the second-largest long-distance provider in the U.S. It was purchased by WorldCom in 1998 and became MCI WorldCom, with...
MCI: The end of a telecom icon - CNET
- https://www.cnet.com/tech/tech-industry/mci-the-end-of-a-telecom-icon/
- From its inception in 1963, Microwave Communications Inc. (MCI) grew to take on the biggest monopoly in U.S. history, helped fuel the long-distance wars of the late 1980s and 1990s and ultimately...
Contact MCI
- http://business.mci.com/small_business/customer_service/contactus.jsp
- Get a complete list of our Customer Service numbers so you can call us with questions about the products that interest you.
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
- Access the headquarters listing for SINGLEREPORTING here Contact Information Main Place Tower 350 Main St Buffalo, NY 14202 http://www.mci.com (800) 444 …
Contact MCI
- http://consumer.mci.com/customer_service/ContactUs.jsp
- If you are a current MCI Consumer customer and you have a specific question about your account or need to make account updates, you must log in to our secure customer website to e-mail Customer Service. You'll receive an answer to your question within 24 business hours. Online Account Manager gives you secure access to your account, 24 hours a ...
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