Illinois network —reach, reliability, results.
With over 2,800 of fiber route miles and a 9,600+ on- and near-net presence across key markets, Fidium’s fiber connectivity solutions for businesses in Illinois network connects business hubs from Chicago to Champaign, Mattoon, and Springfield—with reach extending into St. Louis and Indianapolis. Our Illinois fiber infrastructure is backed by a 24/7/365 Network Operations Center and supported by regional experts, our network delivers the performance, diversity, and scale to fuel business growth across the Midwest.
Backed by scale. Built for what’s next.
Our Illinois network is engineered for scale, availability, and growth in high-demand markets.
Why Fidium’s network makes a difference:
Our fiber connectivity solutions for business in Illinois aren’t just built to keep up—they’re built to give you a competitive edge.
Dense Metro & Regional Coverage
Fiber-rich infrastructure in major metros and underserved areas alike.
Enterprise-Ready Core
100G core network with upgradeable capacity, diverse paths and high availability.
Always Expanding
New fiber builds and smart-growth investments announced regularly.