MCI Inc.
Search results
Compare plans. Pay Your Bill, Email Customer Service, Update Services and Account Information, Free Directory Assistance and much more... Welcome to MCI. We offer Residential & Small Business Local and Long Distance, SkyTel Messaging, Prepaid Calling Services, Internet Wholesale, and Telecommunications Wholesale Services.
We're here to help. Browse our information resources, e-mail or call to speak to a Customer Service representative with any comments or questions. Online Account Manager gives you secure access to your account when it's convenient for you, 24 hours a day, 7 days a week. View your invoice, make a payment, update your services, and more.
(202) 872-1600. Fax: (202) 887-2154. Public Company. Incorporated: 1968 as Microwave Communications, Inc. Employees: 24,509. Sales: $7.68 billion. Stock Exchange: NASDAQ. MCI Communications Corporation is the second-largest U.S. provider of long-distance telecommunications services.
MCI Customer Service Numbers. MCI offers customer support for all your service needs. You may contact our representatives by phone or e-mail using the information below. 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.
MCI Communications Corporation. American company. Learn about this topic in these articles: role of. Cerf. In Vinton Cerf. …become a vice president at MCI Communications Corporation (WorldCom, Inc., from 1998 to 2003).
MCI Communications | 423 followers on LinkedIn. MCI Communications Corp. was an American telecommunications company that was instrumental in legal and regulatory changes that led to the...
This large collection documents the activities of the MCI Communications Corporation and its subsidiaries as well as the development of a competitive telecommunications industry in the United States and worldwide. The materials focus on MCI corporate life, public relations, technical operations, and sales and marketing activities.
