A core network for your critical success
Zayo’s expansive, diverse dark fiber to power your future
Connect with usZayo’s Diverse Dark Fiber to Power Your Future
How would your network operations change if you could choose a single vendor for long-haul and metro fiber connectivity? With Zayo, you can. Zayo’s dark fiber network, a flagship product, serves the needs of the most demanding organizations with 47,800 on-net buildings, 1,500 on-net DCs, 28,500 on-net enterprise buildings, dozens of unique routes, accelerated expansion and enhancement, and up-to-date functionality that other providers cannot match. We can give you:
Hyper-secure, unlimited bandwidth connectivity with mission-critical uptime.
Best-in-class collaboration for network planning, deployment, support, and service.
Rethink Connectivity for Business Transformation
Whether you’re leading network operations for a carrier, a hyperscaler, a global bank or an enterprise, Zayo will help you connect what you do with a market-leading network that’s ready for you. Our Dark Fiber offers:
Future-proofed Connectivity
With provisioned dark fiber you can light as needed, you’ll have a simple and powerful way to add bandwidth whenever and wherever you need to grow — letting you power new initiatives, new sites, and new growth opportunities. Zayo is accelerating our expansion, we’re adding dozens of new long-haul and metro connections every year to meet customer demand across 400 global markets.
Mission-critical Reliability
Our newer network helps you sidestep problems with physical infrastructure degradation that could afflict your connectivity. We invest hundreds of millions of dollars a year to provide the resilience you deserve. We deliver 99.999% uptime across metro-level and long-haul networks alike.
Expansive and Diverse Routes
As one of the only providers with dense and deep fiber counts for both metro-level and long-haul requirements alike, we offer unique scope and scale to support the most demanding organizations. We offer 16 million miles of fiber and 15 unique long haul routes.
Zayo’s future-ready, reliable dark fiber network with route diversity is an essential component in our network design to deliver best-in-class, scalable, and reliable IP services that our customers have come to expect from Cogent. We look forward to leveraging Zayo’s dark fiber footprint to grow our network in the future.Dave Schaeffer CEO of Cogent Communications
Go Deeper with the Latest Resources
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Blog
A Guide to Dark Fiber
Dark fiber is the backbone that underpins today’s greatest technology innovations. Here are Zayo’s 5 things to know about dark fiber.
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Press Release
Zayo Announces Unprecedented Network Expansion and 400G Upgrade, Enabling Network Diversity, Resiliency and Future-Readiness; Enhances Customer Experience
Zayo announced today a series of advancements to make its independent fiber network even more powerful for customers. The growth marks Zayo’s largest organic network expansion to date and encompasses best-in-class long-haul dark fiber, 400 Gbps (400G) upgrades and subsea routes across the globe.
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Blog
The Role of Dark Fiber in Digital Acceleration
Cloud solutions that enable digital acceleration and continuous communication worldwide need to be powered by high-throughput, low latency networks. Fiber-based networks provide the best solution for enterprises looking to gain a competitive advantage. Zayo’s President, Andrés Irlando discusses the importance of both for digital transformation efforts.
Learn MoreRelated Products
Dark Fiber Product Overview- Wavelengths 1 / 3
- Private Networks 2 / 3
- Mobile Infrastructure 3 / 3
Wavelengths
Meet growing bandwidth demand with Wavelengths
With Zayo’s Wavelengths, you get high-speed, dedicated, and secure connectivity with low and predictable latency to meet growing bandwidth demands for mission-critical applications.
Learn more about Wavelengths
Private Networks
Zayo’s Private Networks power secure operations
Zayo understands the challenge and offers private fiber networks, a managed, customized product that offers dedicated fiber, dedicated hardware, and a dedicated Zayo team to keep your users, applications, and data as protected as possible without the complexity of a self-owned network.
Learn more about Private Networks
Mobile Infrastructure
Zayo’s mobile infrastructure services extend what you do
Zayo understands just how challenging it is to deliver mobility solutions as fast as possible, wherever possible, with the range needed to provide quality of service and customer satisfaction.
Learn more about Private Networks
Grow your fiber footprint with Zayo
Talk to our dark fiber team to see exact routes and start engineering your solution today.