In Belvidere there is 1 residential Fiber provider covering 72.68% of the city. The average home can get speeds up to 7,000 Mbps. Note that we may have a financial relationship with some of the providers below. This does not influence rankings, and helps us provide high-quality detailed information for free.
This page contains all Fiber internet providers in Belvidere, IL.
To see availability maps for all providers including fiber, cable, DSL, and more in Belvidere, IL please click below.
Belvidere, IL Availability Maps
Fiber Internet Service Provider in Belvidere
Data updated 11/14/2025, based on FCC data from 12/31/2024. This is the most current data available as of .
To avoid wasting your time, providers with less than 1% coverage in Belvidere are not shown.
Belvidere Satellite TV & Internet Providers
DISH Satellite TV
DIRECTV Satellite TV
Not sure whether to choose Dish or DIRECTV? For most people most of the time we recommend DISH. But click here to learn more.
Viasat Satellite Internet
Where in Belvidere is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 72.68% of Belvidere. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Frontier. Call one of the companies with service in Belvidere above to see who has service at your home.
How fast is fiber internet in Belvidere?
The map below shows maximum fiber internet speeds by area in Belvidere.
Fiber Internet Speed Key
The average Belvidere home can get up to 7,000 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 7,000 Mbps, which 72.68% of residents can get.
Is fiber the fastest internet I can get in Belvidere?
The fastest internet for you may vary based on where in Belvidere you live. In general, cable competes most often with fiber in the city.
- Fiber is the fastest internet type for 72.68% of Belvidere homes.
- Cable is fastest for 25.63% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 1.50%.
- Satellite internet may be the only option for less than 1% of Belvidere homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Belvidere, along with details on where in Belvidere and at what speeds.
Frontier Communications Fiber in Belvidere, IL
Frontier fiber coverage
About 72.68%, or 23,188 people, have Frontier fiber internet available to them in the city. The company covers the entire Belvidere area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in much of Belvidere.
Frontier Communications fiber download speeds
Frontier is the fastest when comparing download speeds to all other internet providers in Belvidere. Versus other fiber providers in the area, Frontier fiber is the fastest. There are no different maximum speeds throughout Belvidere. The fastest plan anyone in Belvidere can order from Frontier goes up to 7,000 Mbps, and all Belvidere customers can get this speed.
Show all download speeds
- 100.0% up to 7,000.0 Mbps
Frontier Communications fiber upload speeds
In Belvidere download speeds tend to be equal to than upload speeds for Frontier fiber. Compared to other ISPs, Frontier is the fastest where upload speeds are concerned, and the fastest compared to other Belvidere fiber providers. Frontier offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Belvidere is up to 7,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 7,000.0 Mbps
Belvidere Fiber by Area
This information is most helpful to those looking for homes or considering moving to Belvidere or any of the areas nearby.
How does fiber internet in Belvidere compare to the rest of Illinois?
Fiber internet speeds in Belvidere are much faster versus the average speeds in Illinois: 0.00 Mbps in Illinois versus 7,000 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in Illinois is 0.00% versus 72.68% in Belvidere.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Belvidere are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fiber internet look like in other cities?
Below are cities nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Cities
- Cherry Valley, IL: less fiber coverage, slower speeds
- Poplar Grove, IL: less fiber coverage, slower speeds
- Caledonia, IL: less fiber coverage, slower speeds
- Loves Park, IL: less fiber coverage, slower speeds
- Rockford, IL: less fiber coverage, slower speeds
- Capron, IL: less fiber coverage, faster speeds
- Kingston, IL: less fiber coverage, slower speeds
- Machesney Park, IL: less fiber coverage, slower speeds
- Kirkland, IL: more fiber coverage, slower speeds
- New Milford, IL: more fiber coverage, slower speeds
Cities with Similar Populations
- Azle, TX: more fiber coverage, slower speeds
- Chillum, MD: more fiber coverage, slower speeds
- Baldwinsville, NY: more fiber coverage, slower speeds
- Auburn, CA: less fiber coverage, slower speeds
- Aguada, PR: more fiber coverage, slower speeds
- Paradise Hills, NM: less fiber coverage, slower speeds
- Oswego, NY: less fiber coverage, slower speeds
- Orchard Park, NY: more fiber coverage, slower speeds
- Oakton, VA: more fiber coverage, slower speeds
- Ponchatoula, LA: more fiber coverage, slower speeds