Internet providers in Belvidere, IL
Belvidere is a city in Illinois with about 24,510 residents and roughly 9,569 residential locations that internet providers can report on. The table below compares the providers that report service here.
Compare internet providers in Belvidere, IL
Share of residential locations in Belvidere where each provider reports service, from the FCC National Broadband Map (data as of December 31, 2025). Availability depends on your exact address.
| # | Provider | Technology (varies by address) | Locations covered | |
|---|---|---|---|---|
| 1 | Xfinity | Cable | 99%+ | |
| 2 | JAB Wireless | Fixed wireless | 98% | |
| 3 | T-Mobile Home Internet | Fixed wireless | 92% | |
| 4 | Frontier | Fiber, DSL | 70% | |
| 5 | Verizon | Fiber, Fixed wireless | 47% | Check availability |
| 6 | AT&T | Fiber, DSL, Fixed wireless | 46% | Check availability |
Satellite internet
| 1 | HughesNet | Satellite | 99%+ | |
| 2 | Viasat | Satellite | 99%+ | |
| 3 | Starlink | Satellite | 99%+ |
Satellite service is available at nearly every address but typically has higher latency than wired options.
Provider-reported coverage does not guarantee service or speeds at a specific address. Some "Check availability" links are affiliate links; we may earn a commission at no cost to you. How we make money.
What to know about internet in Belvidere
Xfinity reports service to the most residential locations in Belvidere, about 100%. 4 providers report coverage of at least half of locations (Xfinity, JAB Wireless, T-Mobile Home Internet, and Frontier), so the market looks competitive. JAB Wireless and T-Mobile Home Internet offer fixed wireless home internet, an option if you prefer no cable or fiber installation.
What technologies are available in Belvidere?
Fiber is widely available: about 68% of locations in Belvidere can get it. Gigabit-class service (1,000 Mbps down) is reported for about 88% of locations. Fixed wireless home internet is reported for about 99%+ of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in Belvidere that providers report they can serve. City-level figures, not your address.
Belvidere at a glance
About 86% of households in Belvidere have a broadband subscription, 3 points below the Illinois average of 89%.
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023).
Internet providers in places near Belvidere
- Loves Park, IL (8 mi)
- Rockford, IL (9 mi)
- Machesney Park, IL (10 mi)
- Roscoe, IL (13 mi)
- Beloit, WI (19 mi)
- Sycamore, IL (21 mi)
- Woodstock, IL (23 mi)
- DeKalb, IL (24 mi)
- Huntley, IL (24 mi)
- Crystal Lake, IL (28 mi)
- Janesville, WI (30 mi)
- Lake in the Hills, IL (30 mi)
- Algonquin, IL (30 mi)
- McHenry, IL (31 mi)
- Carpentersville, IL (32 mi)
- Lake Geneva, WI (32 mi)
- Campton Hills, IL (33 mi)
- Elgin, IL (33 mi)
- Cary, IL (33 mi)
- South Elgin, IL (35 mi)
Frequently asked questions
Is fiber internet available in Belvidere?
Yes, in part. About 68% of residential locations in Belvidere can get fiber, 100% can get cable, and about 88% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in Belvidere?
Xfinity reports service to about 100% of residential locations in Belvidere, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve Belvidere?
6 providers report service to at least 2% of locations in Belvidere, and 4 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
What is the difference between fiber, cable and DSL?
Fiber offers the fastest and most consistent speeds, cable is widely available with high download speeds, and DSL runs over phone lines and is usually slower. See our guide for details.
What internet speed do I need in Belvidere?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.
Check your exact address
Coverage for a whole community cannot tell you what is available at your door. Enter your ZIP code, then confirm with each provider.
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