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Troubleshooting


Troubleshoot Voice Issues

Click your phone service issue below. Our Support Wizard will guide you step-by-step and help you solve the problem. My phone has no dial tone All my calls go straight to voicemail I can't hear the caller I can't make phone calls I always get a busy signal when I make a call [...]


Battery Backup for Voice

Your Frontier Digital Voice service uses electrical power to function. If you lose power, you will require a Battery Backup Unit (BBU) to power your phone and keep it connected to make phone calls, including emergency 911 calls. To be sure you are protected with this function, find your service [...]


Long Distance Call Problems

Here are 3 possible reasons why you can't make long distance calls: Your payment is overdue so your long distance calling service is restricted. There is a physical problem at a telephone switch. Your Call Forwarding service is turned on. Please try our Support Wizard to help diagnose [...]


Service Outages

Are you having a service outage? Enter your billing telephone number* below to see if there is an outage at your address. Billing Telephone Number*  There is a service outage in your area.To receive text messages from Frontier with outage updates, follow the [...]


Troubleshooting Your Battery Backup Unit

The Battery Backup Unit (BBU) and the Power Supply Unit (PSU) are required for FiOS® and Vantage™ Voice by Frontier® services to the Optical Network Terminal (or ONT). Each Battery Backup Unit must have a Power Supply Unit that plugs into an outlet, supplying power to it. Each Power [...]


Local Area Code Changes

When parts of the country grow to have too many local phone numbers, changes are needed. Sometimes new area codes are introduced. That can mean that people have to dial their own area code to complete a local call. These changes are overseen by the North American Numbering Plan Administration [...]


Automated Troubleshooting

Automated Troubleshooting is available to FiOS®, Vantage™ by Frontier®, and High-Speed Internet customers. Use it if you're having trouble with your internet connection, TV signal, or phone service. How it works: The tool checks to ensure all your services are being provided to [...]