Dark Fiber

Dark Fiber for Metro & Longhaul

Why Dark Fiber?

Dark fiber is a physically secure, private platform for dedicated bandwidth and cost-effective scaling. For organizations that need major bandwidth, dark fiber provides physical security and complete control to shape every aspect of your fiber network.

Explore Metro Markets
Dark Fiber Benefits

Network Diversity

  • Dense metro and intercity fiber increases availability of fully diverse paths
  • Existing assets accelerate delivery timeline by reducing construction
  • Proven expertise in deploying major new dark fiber networks
  • Lease or IRU, multiple financing options (sometimes capitalizable)
  • Custom deal structures: dark and lit bundles, MRC ramps, Managed Fiber
  • Willing and able to invest in network to reach customer locations

Dark Fiber for Enterprise & Government

Enterprise and government entities increasingly turning to dark fiber as an alternative to lit services. Dark fiber is one of Zayo's core services and customers utilize it to create their own networks to support a wide range of applications. Dark fiber gives organizations enhanced network control and enables them to maximize network reliability, resiliency and scalability.

Dark Fiber for Carriers

Zayo's dense dark fiber enables carriers to extend their network into a new region or to connect new buildings in a market. Zayo continuously monitors, maintains, and manages its dark fiber infrastructure. We own our network, which enables us to provide faster installations, quicker troubleshooting, and rapid issue resolution.

For Sales, Call Zayo at (866) 364-6033
About Zayo
Zayo Group is a global provider of bandwidth infrastructure services, including dark fiber, wavelengths, Ethernet, IP services, SONET, carrier-neutral colocation, and technical services.

Our network footprint extends over 81,500 route miles, providing fiber-based connectivity between major data centers, carrier PoPs, enterprise buildings, and more.