Zayo Network Services

About Zayo Network Services

Zayo Group Holdings, Inc. (NYSE: ZAYO) provides communications infrastructure services, including fiber and bandwidth connectivity and cloud services to the world’s leading businesses. Customers include wireless and wireline carriers, media and content companies and finance, healthcare and other large enterprises.

Zayo’s 112,000-mile network in North America and Europe includes extensive metro connectivity to over 23,000 buildings and 1,157 data centers. In addition to high-capacity dark fiber, wavelength, Ethernet and other connectivity solutions, Zayo offers cloud services.

Zayo offers several value-added offers to complement our communication infrastructure services:

  • Encryption As A Service, a Layer 1 encrypted wavelength service
  • DDoS (Distributed Denial of Service) solution for IP services
  • FlexConnect, providing usage-based Ethernet service

Zayo supports customers moving to the Cloud with our Connect to Cloud services with dedicated, high-capacity connectivityZayo is currently partnering with CoreSite at LA1 to support customers connecting to Microsoft Azure.

Zayo provides clients with flexible, customized solutions and self-service through Tranzact, an innovative online platform for managing and purchasing bandwidth and services.

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CoreSite Availability:

Boston, Chicago, Denver, Los Angeles, Miami, New York, Northern Virginia and DC, Silicon Valley

Additional Resources:

Tranzact | Learn More
Global Network Solutions
Building Lists & KMZ Files



Private Cloud
Public Cloud
Network Services
IP Services
Transport Services


Boulder, CO

Year Founded: