Quantum Fiber is a premium internet service that delivers super-fast speed and rock-solid reliability to keep households connected and small businesses thriving. As part of the global fiber-optic backbone, customers enjoy fully online service and support, 24/7. Signup, upgrades, care, and repair are simple, straightforward, and only a few clicks or app-taps away. Quantum Fiber is the internet reimagined for work, play, entertainment—and anyone ready to live their best digital life.