In Knox County there are 4 residential Fiber providers covering 81.16% of the county. The average home can get speeds up to 5,058 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 Knox County, IL.
To see availability maps for all providers including fiber, cable, DSL, and more in Knox County, IL please click below.
Knox County, IL Availability Maps
Fiber Internet Service Providers in Knox County
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 Knox County are not shown.
Knox County 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 Knox County is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 81.16% of Knox County. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is i3 Broadband. Call one of the companies with service in Knox County above to see who has service at your home.
How fast is fiber internet in Knox County?
The map below shows maximum fiber internet speeds by area in Knox County.
Fiber Internet Speed Key
The average Knox County home can get up to 5,058 Mbps on their fiber internet plan. The fastest fiber download speed in the county is 8,000 Mbps, which 46.16% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 25 Mbps. See the internet provider details below for info about their speed and coverage in Knox County.
Fiber internet speeds tend to be faster in the west parts of Knox County, and slower in the northeast areas of the county.
Is fiber the fastest internet I can get in Knox County?
The fastest internet for you may vary based on where in Knox County you live. In general, cable competes most often with fiber in the county.
- Fiber is the fastest internet type for 74.22% of Knox County homes.
- Cable is fastest for 19.17% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 4.74%.
- Satellite internet may be the only option for 1.23% of Knox County homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Knox County, along with details on where in Knox County and at what speeds.
Brightspeed Fiber in Knox County, IL
Brightspeed fiber coverage
About 52.57%, or 26,270 people, have Brightspeed fiber internet available to them in the county. The company covers the west, central, northwest, north, and south Knox County area. Brightspeed is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Knox County.
Brightspeed fiber download speeds
Brightspeed is above average when comparing download speeds to all other internet providers in Knox County. Versus other fiber providers in the area, Brightspeed fiber is below average. There are no different maximum speeds throughout Knox County. The fastest plan anyone in Knox County can order from Brightspeed goes up to 2,000 Mbps, and all Knox County customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
Brightspeed fiber upload speeds
In Knox County download speeds tend to be equal to than upload speeds for Brightspeed fiber. Compared to other ISPs, Brightspeed is above average where upload speeds are concerned, and below average compared to other Knox County fiber providers. Brightspeed offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Knox County is up to 2,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,000.0 Mbps
i3 Broadband Fiber in Knox County, IL
i3 Broadband fiber coverage
About 46.16%, or 23,064 people, have i3 Broadband fiber internet available to them in the county. The company covers the west, central, northwest, and north Knox County area. i3 Broadband is a large internet service provider internet service providers in the US, with internet service available in some of Knox County.
i3 Broadband fiber download speeds
i3 Broadband is the fastest when comparing download speeds to all other internet providers in Knox County. Versus other fiber providers in the area, i3 Broadband fiber is the fastest. There are no different maximum speeds throughout Knox County. The fastest plan anyone in Knox County can order from i3 Broadband goes up to 8,000 Mbps, and all Knox County customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
i3 Broadband fiber upload speeds
In Knox County download speeds tend to be equal to than upload speeds for i3 Broadband fiber. Compared to other ISPs, i3 Broadband is the fastest where upload speeds are concerned, and the fastest compared to other Knox County fiber providers. i3 Broadband offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Knox County is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
Mid Century Communications Fiber in Knox County, IL
Mid Century Communications fiber coverage
About 24.52%, or 12,252 people, have Mid Century Communications fiber internet available to them in the county. The company covers the south, southwest, southeast, northeast, east, and central Knox County area. Mid Century Communications is a large internet service provider internet service providers in the US, with internet service available in a small portion of Knox County.
Mid Century Communications fiber download speeds
Mid Century Communications is above average when comparing download speeds to all other internet providers in Knox County. Versus other fiber providers in the area, Mid Century Communications fiber is below average. There are no different maximum speeds throughout Knox County. The fastest plan anyone in Knox County can order from Mid Century Communications goes up to 1,000 Mbps, and all Knox County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Mid Century Communications fiber upload speeds
In Knox County download speeds tend to be equal to than upload speeds for Mid Century Communications fiber. Compared to other ISPs, Mid Century Communications is above average where upload speeds are concerned, and below average compared to other Knox County fiber providers. Mid Century Communications offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Knox County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Oneida Telephone Exchange Fiber in Knox County, IL
Oneida Telephone Exchange fiber coverage
About 3.98%, or 1,987 people, have Oneida Telephone Exchange fiber internet available to them in the county. The company covers the north, northeast, and northwest Knox County area. Oneida Telephone Exchange is one of the smallest internet service providers internet service providers in the US, with internet service available in a very small piece of Knox County.
Oneida Telephone Exchange fiber download speeds
Oneida Telephone Exchange is above average when comparing download speeds to all other internet providers in Knox County. Versus other fiber providers in the area, Oneida Telephone Exchange fiber is below average. There are 2 different maximum speeds throughout Knox County. The fastest plan anyone in Knox County can order from Oneida Telephone Exchange goes up to 1,000 Mbps, the slowest package only goes up to 25 Mbps, and the county-wide average maximum speed for Knox County customers is up to 974 Mbps.
Show all download speeds
- 97.3% up to 1,000.0 Mbps
- 2.7% up to 25.0 Mbps
Oneida Telephone Exchange fiber upload speeds
In Knox County download speeds tend to be faster than than upload speeds for Oneida Telephone Exchange fiber. Compared to other ISPs, Oneida Telephone Exchange is above average where upload speeds are concerned, and below average compared to other Knox County fiber providers. Oneida Telephone Exchange offers 2 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Knox County is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 5.0 Mbps. On average, Oneida Telephone Exchange customers can get speeds up to 973 Mbps.
Show all upload speeds
- 97.3% up to 1,000.0 Mbps
- 2.7% up to 5.0 Mbps
Knox County Fiber by Area
This information is most helpful to those looking for homes or considering moving to Knox County or any of the areas nearby.
How does fiber internet in Knox County compare to the rest of Illinois?
Fiber internet speeds in Knox County are much faster versus the average speeds in Illinois: 0.00 Mbps in Illinois versus 5,058 Mbps in the county. The state has similar fiber availability compared to the county. Average fiber coverage in Illinois is 0.00% versus 81.16% in Knox County.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Knox County 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 counties?
Below are counties nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Counties
- Warren County, IL: less fiber coverage, slower speeds
- Stark County, IL: less fiber coverage, slower speeds
- Henderson County, IL: less fiber coverage, slower speeds
- Des Moines County, IA: less fiber coverage, slower speeds
- Marshall County, IL: less fiber coverage, slower speeds
- Henry County, IA: less fiber coverage, slower speeds
- Jefferson County, IA: less fiber coverage, slower speeds
- Livingston County, IL: less fiber coverage, faster speeds
- Wapello County, IA: less fiber coverage, slower speeds
- Monroe County, IA: less fiber coverage, slower speeds
Counties with Similar Populations
- Wyoming County, NY: less fiber coverage, slower speeds
- Acadia Parish, LA: less fiber coverage, faster speeds
- Windham County, VT: less fiber coverage, slower speeds
- Winona County, MN: less fiber coverage, slower speeds
- Wood County, TX: more fiber coverage, slower speeds
- Beaufort County, NC: less fiber coverage, slower speeds
- Baxter County, AR: more fiber coverage, slower speeds
- Barron County, WI: less fiber coverage, slower speeds
- Barren County, KY: more fiber coverage, slower speeds
- Autauga County, AL: less fiber coverage, slower speeds