i3 Fiber Availability Map
Green hexagons show where i3 services at least one address with fiber internet.
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Top Cities Served
| City | View |
|---|---|
| Peoria, IL | |
| Champaign, IL | |
| St. Peters, MO | |
| O'Fallon, MO | |
| Urbana, IL |
Other i3 Technologies
Along with fiber, i3 also offers cable. See i3 Cable Availability.
Data Sourcing
BroadbandMap's Internet availability information relies heavily on the May 2025 release from the FCC's Broadband Data Collection program (representing ISPs' availability as of December 2024).