Cogent Communications fiber services

Optical wavelength transport for North American data-center interconnects, with metro and coast-to-coast routes. Provider source

Coverage and service facts

Service region Primary geography of the fiber or optical offer. Global marks cross-region networks.
North America 1
Markets / corridors Countries, metros and corridors named in the provider’s product or network documents.
United States; Canada; Mexico 1
Documented offer Dark fiber, wavelength, or both, as the provider sells them.
Wavelength 1
Published reach Metro, long haul, or both, as the provider describes its network.
Metro + long haul 1
Route footprint mi Published route miles in the provider’s own unit. Footprint scope gives the date and coverage.
94,700 2
Route footprint km Published route kilometers. Other network-length measures sit in Footprint scope.
Not published
Footprint scope What the network figure measures, where and when, in the provider’s own terms.
94,700+ intercity route miles plus 34,400+ metro route miles on the Q3 2026 network map. 2
Metro markets Number of metro markets the provider publishes.
Not published
DC reach Data centers the provider connects. DC scope says whether they are on-net, connected or serviceable.
1,000 1
DC scope / access On-net, connected or serviceable, with the region covered and named facilities.
1,000+ carrier-neutral data centers on the wavelength network. 1
Commercial terms Lease, IRU and contract options as the provider states them.
Not published
Fiber specification ITU-T fiber standards the provider names for its dark fiber.
Not published
Engineering / delivery Topology, testing, monitoring, restoration and delivery targets the provider publishes.
Route maps, latency metrics and KMZ available from the provider. 1
Wavelength / spectrum offer Optical speeds and spectrum options the provider sells.
10G, 100G and 400G; metro and long-haul wavelengths 1
Build / expansion evidence Dated route builds and expansions, with their stage: planned, under construction or live.
Not published
Ownership / legacy network Acquisitions and mergers behind the provider’s current name.
Not published
AI / hyperscaler project Named AI and hyperscaler fiber deals and builds, with announcement dates.
Not published

Get a Cogent Communications route quote

Send Cogent Communications your A and Z addresses and ask for a street-level route drawing, building entrances and a demarcation plan.

For wavelengths, specify the optical interface, bandwidth, protection design and handoff you need.

How we record route size and data-center reach.

Request dark fiber quotes

Send your endpoint addresses, fiber-pair requirement and target service date. Include the providers you want to contact and the physical diversity your design requires.

Email your route brief

Opens your email app with a route checklist. We introduce you to the providers that fit, with your go-ahead.