Call 1-877-492-2163 for Quantum Fiber Internet

Quantum Fiber Internet Customer Service: Built to Assist You

You deserve more when it comes to your internet. That’s why Quantum Fiber internet customer service gives you what you need, exactly when you need it. Reach out to the dedicated internet customer service and support team to -

  • Learn more about the Quantum Fiber plans and pricing in your area
  • Troubleshoot your internet connection and upgrade your speed
  • Get instant help with your account, WiFi, online security, and more!

Quantum Fiber customer service has your internet needs covered. You can expect to receive prompt, professional assistance from Quantum Fiber Customer Success Team whether you decide to get in touch via phone, live chat, email, or social media.

Quantum Fiber Customer Success Solutions

Quantum Fiber gives you a truly connected customer service experience through its customer care solutions.

Update your Payment Details

Change your payment method and billing information anytime from the Quantum Fiber app or through the website.

Make Appointment Changes

Set up, cancel, or reschedule your service appointments using the app or by calling the Quantum Fiber customer service phone number.

Move Your Quantum Fiber Service

Temporarily pause, transfer, or upgrade your service by contacting the 24/7 live chat support in just a few clicks.

Test your Connection Speed

Easily check the internet speed you’re experiencing using the Quantum Fiber mobile app’s speed test tool.

Call Now to Connect with Quantum Fiber Customer Service: 1-877-492-2163

How to Contact Quantum Fiber Support?

Quantum Fiber Phone Support

Quantum Fiber Phone Support

Call the Quantum Fiber phone number to speak to a human customer service agent about your service experience or requests.

Quantum Fiber Chat Support

Quantum Fiber Chat Support

Jump on a live chat with a fully online Quantum Fiber Customer Success Team to get your queries resolved anytime!

Quantum Fiber Online Support

Quantum Fiber Online Support

Reach out to Quantum Fiber customer service on Facebook, Instagram, and Twitter, or by sending an email to

Quantum Fiber App: Smart, Secure, and Easy to Use

Enjoy complete control of your internet service with the Quantum Fiber app. Simply download the app on your Android or iOS devices to access your whole online world and connect with customer service right away.

  • Track service requests or installation appointments
  • Customize your network name, password, or settings
  • Manage all the connected devices in your house
  • Chat with the Quantum Fiber customer support team
  • Stay up-to-date with the latest news and features from Quantum Fiber

Pay Your Quantum Fiber Bill Worry-Free

Quantum Fiber Internet is a prepaid service, which means no credit checks and no more bills to remember! You can set up any of these payment methods to pay your Quantum Fiber bill:

  • Apple Pay
  • PayPal credit card
  • ACH via PayPal
  • Mastercard
  • Visa
  • Discover

How to View Your Bill?

Open the Quantum Fiber app, tap “Account” and then select “Payment information.” There, you will see your payment history going up to the last two years. You can click on any payment date to view the transaction details.

To view your bill on the website, log in to your Quantum Fiber account and click on “My payments.” There, you can get the details under the “View invoice details” button.

How to Pay Your Bill?

Since Quantum Fiber is prepaid and billed electronically, you can set up your monthly subscription by logging into your account from the Quantum Fiber app or the website. After your payment is processed, you will receive an electronic receipt.

Quantum Fiber Equipment and Installation

Congratulations on becoming a part of the Quantum Fiber family! After signing up for the service, choose your installation date and time to start enjoying the speeds you’ve always wanted.

What to Expect

During the time of your scheduled appointment, an expert technician will visit your property to set up your new service. You can track the Quantum Fiber installation process and get status updates in the mobile app.

Things to Remember

The installation process takes about three to four hours and requires the presence of an adult aged at least 18 years. You have the option to lease a compatible Quantum Fiber modem with your service plan.

Switching from CenturyLink to Quantum Fiber

Existing CenturyLink Fiber customers switching to Quantum Fiber get the same reliable and super-fast internet with transparent pricing, unlimited data, prepaid billing, no-contract freedom, and a powerful app with simple functionality.

Here’s how you can seamlessly transfer your CenturyLink account to Quantum Fiber:

  • Contact the Quantum Fiber Customer Success Team via phone call or live chat
  • Receive the unique link from the representatives to switch your account
  • Schedule a free Quantum Fiber installation in case you don’t have compatible equipment
  • Get ready to experience game-changing internet speeds!

What are Quantum Fiber Customer Service Hours?

Need help? Quantum Fiber’s got this! Chat with a member of the fully online, dedicated Fiber Customer Success Team around-the-clock in just a few clicks. However, if you need to call, then Quantum Fiber phone lines are open during the following customer service hours:

Quantum Fiber Customer Service

Monday - Sunday

Monday - Friday 7 a.m. - 11 p.m. CST

How to Check for a Quantum Fiber Outage?

Quantum Fiber puts the “service” back in customer service, ensuring that you get dedicated support at times when your internet goes out completely.

To check if your area is experiencing a network outage:

  • Open the Quantum Fiber mobile app on your phone
  • Tap the “Dashboard” icon on the bottom left of your screen
  • A notification detailing the outage will be displayed at the top of the page along with the estimated time of resolution

Another option is to log in to your web account here and see if your area is experiencing a Quantum Fiber outage or not.

Frequently Asked Questions

CenturyLink and Quantum Fiber are both owned by Lumen Technologies, but they have separate networks. However, CenturyLink Fiber is transforming into Quantum Fiber.
Yes, Quantum Fiber is a real company working under its parent company, Lumen, which also owns CenturyLink.
CenturyLink uses DSL (Digital Subscriber Line) and Fiber Internet, while Quantum Fiber exclusively uses Fiber Internet technology to deliver the internet. They are both consistent and reliable in terms of speed and usage.
Yes, you will need a modem to use Quantum Fiber Internet. You have the option to lease a stand-alone modem from Quantum Fiber or have a wall-mounted SmartNID installed at your residence.
Quantum Fiber offers a 360 WiFi mesh system to evenly distribute internet signals throughout your home. So, you can have even coverage regardless of where you are in the house.
Quantum Fiber offers two internet plans: up to 500 Mbps and up to 940 Mbps. You can choose the one that suits your needs the best.
Yes, the same company, Lumen Technologies, owns Quantum Fiber and CenturyLink.
Quantum Fiber Internet is built on a premier fiber-optic network and offers 99.9% reliability (based on network uptime or availability).

Call 1-877-492-2163 for Quantum Fiber Internet

DGS is an authorized sales agent of Q Fiber, LLC.

©2023 Q Fiber, LLC. All Rights Reserved. Quantum, Quantum Fiber and Quantum Fiber Internet are trademarks of Quantum Wireless LLC and used under license to Q Fiber, LLC.