Welcome to MCI. We offer Residential & Small Business Local and Long Distance, SkyTel Messaging, Prepaid Calling Services, Internet Wholesale, and Telecommunications Wholesale Services.
If you'd rather speak to someone directly, the answers to your questions are just a phone call away. Look for the toll-free Customer Service number you need from the link below. Find A Customer Service Number
MCI has a calling plan or package that meets your needs — and gives you more calling for your money. Save on state-to-state calls. Pay $6.99 a month and get 4¢ a minute on state-to-state long distance calls from home all day, every day when you sign a 12 month term contract.
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.
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 …
Find the information you need and answers to frequently asked questions. In-State Long Distance & Local Toll Service Consumer Protection Company Policies
For MCI Business Complete customers, paying your phone bill has never been easier. Click to make a one-time Instant Payment using your credit card. You choose when to pay – and the amount to be charged to your credit card (up to your balance due).
Accordingly, MCI's Federal Universal Service Fee rate will change to 34.5% of all invoiced interstate and international charges, not including taxes. For additional information, please visit www.mci.com/fusf.
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.