In Warren County there are 2 residential Fiber providers covering 56.34% of the county. The average home can get speeds up to 1,005 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 Warren County, IL.
To see availability maps for all providers including fiber, cable, DSL, and more in Warren County, IL please click below.
Warren County, IL Availability Maps
Fiber Internet Service Providers in Warren 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 Warren County are not shown.
Warren 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 Warren County is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 56.34% of Warren County. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is McDonough Telephone Cooperative. Call one of the companies with service in Warren County above to see who has service at your home.
How fast is fiber internet in Warren County?
The map below shows maximum fiber internet speeds by area in Warren County.
Fiber Internet Speed Key
The average Warren County home can get up to 1,005 Mbps on their fiber internet plan. The fastest fiber download speed in the county is 1,200 Mbps, which 1.37% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 54.97% of homes can only purchase plans up to 1,000 Mbps. See the internet provider details below for info about their speed and coverage in Warren County.
Fiber internet speeds tend to be faster in the north parts of Warren County, and slower in the southwest areas of the county.
Is fiber the fastest internet I can get in Warren County?
The fastest internet for you may vary based on where in Warren County you live. In general, cable competes most often with fiber in the county.
- Fiber is the fastest internet type for 19.71% of Warren County homes.
- Cable is fastest for 59.22% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 19.16%.
- Satellite internet may be the only option for 1.79% of Warren County homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Warren County, along with details on where in Warren County and at what speeds.
McDonough Telephone Cooperative Fiber in Warren County, IL
McDonough Telephone Cooperative fiber coverage
About 56.23%, or 9,466 people, have McDonough Telephone Cooperative fiber internet available to them in the county. The company covers the entire Warren County area. McDonough Telephone Cooperative is an average-sized internet service provider internet service providers in the US, with internet service available in a majority of Warren County.
McDonough Telephone Cooperative fiber download speeds
McDonough Telephone Cooperative is above average when comparing download speeds to all other internet providers in Warren County. Versus other fiber providers in the area, McDonough Telephone Cooperative fiber is the slowest. There are no different maximum speeds throughout Warren County. The fastest plan anyone in Warren County can order from McDonough Telephone Cooperative goes up to 1,000 Mbps, and all Warren County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
McDonough Telephone Cooperative fiber upload speeds
In Warren County download speeds tend to be equal to than upload speeds for McDonough Telephone Cooperative fiber. Compared to other ISPs, McDonough Telephone Cooperative is the fastest where upload speeds are concerned, and the fastest compared to other Warren County fiber providers. McDonough Telephone Cooperative offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Warren 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
XFINITY from Comcast Fiber in Warren County, IL
XFINITY fiber coverage
About 1.37%, or 230 people, have XFINITY fiber internet available to them in the county. The company covers the north and central Warren County area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Warren County.
XFINITY from Comcast fiber download speeds
XFINITY is one of the fastest when comparing download speeds to all other internet providers in Warren County. Versus other fiber providers in the area, XFINITY fiber is the fastest. There are no different maximum speeds throughout Warren County. The fastest plan anyone in Warren County can order from XFINITY goes up to 1,200 Mbps, and all Warren County customers can get this speed.
Show all download speeds
- 100.0% up to 1,200.0 Mbps
XFINITY from Comcast fiber upload speeds
In Warren County download speeds tend to be faster than than upload speeds for XFINITY fiber. Compared to other ISPs, XFINITY is below average where upload speeds are concerned, and the slowest compared to other Warren County fiber providers. XFINITY offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Warren County is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Warren County Fiber by Area
This information is most helpful to those looking for homes or considering moving to Warren County or any of the areas nearby.
How does fiber internet in Warren County compare to the rest of Illinois?
Fiber internet speeds in Warren County are much faster versus the average speeds in Illinois: 0.00 Mbps in Illinois versus 1,005 Mbps in the county. The state has similar fiber availability compared to the county. Average fiber coverage in Illinois is 0.00% versus 56.34% in Warren County.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Warren 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
- Knox County, IL: more fiber coverage, faster speeds
- Henderson County, IL: more fiber coverage, slower speeds
- Des Moines County, IA: more fiber coverage, slower speeds
- Henry County, IA: less fiber coverage, faster speeds
- Peoria County, IL: more fiber coverage, slower speeds
- Van Buren County, IA: more fiber coverage, slower speeds
- Woodford County, IL: more fiber coverage, slower speeds
- Davis County, IA: more fiber coverage, slower speeds
- Livingston County, IL: more fiber coverage, faster speeds
- Appanoose County, IA: more fiber coverage, faster speeds
Counties with Similar Populations
- Gonzales County, TX: more fiber coverage, faster speeds
- Garvin County, OK: less fiber coverage, faster speeds
- Gasconade County, MO: more fiber coverage, faster speeds
- Geneva County, AL: more fiber coverage, faster speeds
- George County, MS: more fiber coverage, faster speeds
- Gillespie County, TX: more fiber coverage, faster speeds
- Glades County, FL: less fiber coverage, faster speeds
- Gladwin County, MI: less fiber coverage, faster speeds
- Gogebic County, MI: less fiber coverage, slower speeds
- Garrard County, KY: more fiber coverage, faster speeds