FCC data as of December 31, 2025
i3 Broadband: internet coverage by city
Technologies and speeds
In our cities, i3 Broadband reports fiber service.
Highest advertised download in our cities: 8,000 Mbps (8,000 Mbps upload) over fiber, in Rockford, IL.
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i3 Broadband by city
Where the provider reports service in each city, with the share it covers.
| Place | Technologies | Max download | Share covered |
|---|---|---|---|
| Rockford, IL | Fiber | 8,000 Mbps | 17.7% of homes |
i3 Broadband by state
Where the provider reports service in each state, with the share it covers.
| Place | Share covered |
|---|---|
| Illinois | 4.7% of homes |
| Rhode Island | 4.2% of homes |
| Missouri | 2.5% of homes |
Source: FCC National Broadband Map, Broadband Data Collection, availability as of December 31, 2025 (published September 29, 2026). Providers report where they offer service; a listed provider may not serve every address. Advertised speeds are not measured speeds. Check a specific address on the address check page. How we build these pages.