Get in Touch

Live chat is currently offline, please check back later.


Dark Fiber


customer login

Buy & Manage Bandwidth with Ease
Tranzact Login

By clicking here, you will be leaving Zayo.com

Discover the Pathway to Unlimited Bandwidth, Dedicated to You

If you’re looking for limitless bandwidth and want to manage and control your network, then Zayo’s extensive dark fiber network is the solution for you.



fiber miles


data centers





A Secure and Scalable Solution

Zayo’s dark fiber is secure and scalable with virtually unlimited bandwidth. You get fiber from us, then light it up with your own electronics where you’ll be able to maintain direct operational control of your network, while leveraging our dense metro and long haul fiber network.

  • Unique
    Our custom-built network provides substantial physical route options
  • Scalable
    Grow your network capacity as your bandwidth needs increase
  • Flexible
    Easily align network equipment with your changing requirements
  • Secure
    Leverage a fully dedicated, private physical network infrastructure
  • Cost effective
    Get consistent monthly costs and low incremental costs per Mb
  • Customizable
    Obtain a creative and flexible deal structure with competitive pricing

Dark Fiber Managed Services (Private Fiber + Equipment Resale + Network Management)

Services available to support network deployments on Zayo Dark Fiber networks, in order to leverage Zayo’s equipment purchasing power and operating scale:

  • Equipment resale from multiple vendors at advantageous prices relative to VARs
  • Equipment design, deployment, test and turnup services
  • Network monitoring and NOC Support

Learn more about Private Dedicated Networks >

The Pathway to Unlimited
Bandwidth Starts Here

Personally identifiable data is being captured for communication and marketing purposes. Data is processed in the U.S.

Privacy Policy

Explore Zayo’s Fiber Network