In Warren County there are 2 residential DSL providers covering 72.06% of the county. The average home can get speeds up to 21 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 DSL 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
DSL 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 DSL internet available?
DSL Internet Availability Key
DSL is available in 72.06% of Warren County. Areas in green have DSL 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 Warren County above to see who has service at your home.
How fast is DSL internet in Warren County?
The map below shows maximum DSL internet speeds by area in Warren County.
DSL Internet Speed Key
The average Warren County home can get up to 21 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 115 Mbps, which 1.60% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 60.49% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Warren County.
DSL internet speeds tend to be faster in the east parts of Warren County, and slower in the north areas of the county.
Is DSL 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 DSL 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.
DSL 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.
Frontier Communications DSL in Warren County, IL
Frontier DSL coverage
About 63.88%, or 10,755 people, have Frontier DSL internet available to them in the county. The company covers the central, north, west, northwest, northeast, southeast, east, and south Warren County area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Warren County.
Frontier Communications DSL download speeds
Frontier is below average when comparing download speeds to all other internet providers in Warren County. Versus other DSL providers in the area, Frontier DSL is the slowest. There are 5 different maximum speeds throughout Warren County. The fastest plan anyone in Warren County can order from Frontier goes up to 115 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Warren County customers is up to 19 Mbps.
Show all download speeds
- 2.5% up to 115.0 Mbps
- 2.5% up to 90.0 Mbps
- 5.5% up to 70.0 Mbps
- 3.1% up to 45.0 Mbps
- 86.4% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Warren County download speeds tend to be faster than than upload speeds for Frontier DSL. Compared to other ISPs, Frontier is below average where upload speeds are concerned, and the slowest compared to other Warren County DSL providers. Frontier offers 4 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 Warren County is up to 7.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Frontier customers can get speeds up to 1.4 Mbps.
Show all upload speeds
- 2.5% up to 7.0 Mbps
- 2.5% up to 5.0 Mbps
- 8.6% up to 3.0 Mbps
- 86.4% up to 1.0 Mbps
Brightspeed DSL in Warren County, IL
Brightspeed DSL coverage
About 8.20%, or 1,381 people, have Brightspeed DSL internet available to them in the county. The company covers the southeast, east, and northeast Warren County area. Brightspeed 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.
Brightspeed DSL download speeds
Brightspeed is below average when comparing download speeds to all other internet providers in Warren County. Versus other DSL providers in the area, Brightspeed DSL is the fastest. There are 5 different maximum speeds throughout Warren County. The fastest plan anyone in Warren County can order from Brightspeed goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Warren County customers is up to 32 Mbps.
Show all download speeds
- 16.4% up to 100.0 Mbps
- 0.1% up to 80.0 Mbps
- 9.3% up to 60.0 Mbps
- 9.4% up to 40.0 Mbps
- 64.7% up to 10.0 Mbps
Brightspeed DSL upload speeds
In Warren County download speeds tend to be faster than than upload speeds for Brightspeed DSL. Compared to other ISPs, Brightspeed is below average where upload speeds are concerned, and the fastest compared to other Warren County DSL providers. Brightspeed offers 4 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 Warren County is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Brightspeed customers can get speeds up to 3.0 Mbps.
Show all upload speeds
- 16.5% up to 10.0 Mbps
- 9.3% up to 5.0 Mbps
- 9.4% up to 3.0 Mbps
- 64.7% up to 1.0 Mbps
Warren County DSL 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 DSL internet in Warren County compare to the rest of Illinois?
DSL internet speeds in Warren County are much faster versus the average speeds in Illinois: 0.00 Mbps in Illinois versus 21 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in Illinois is 0.00% versus 72.06% in Warren County.
What zip codes have DSL internet?
DSL 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 DSL 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: less DSL coverage, faster speeds
- Henderson County, IL: less DSL coverage, faster speeds
- Des Moines County, IA: more DSL coverage, faster speeds
- Henry County, IA: more DSL coverage, faster speeds
- Peoria County, IL: less DSL coverage, slower speeds
- Van Buren County, IA: less DSL coverage, faster speeds
- Woodford County, IL: less DSL coverage, faster speeds
- Davis County, IA: less DSL coverage, slower speeds
- Livingston County, IL: less DSL coverage, faster speeds
- Appanoose County, IA: more DSL coverage, faster speeds
Counties with Similar Populations
- Gonzales County, TX: less DSL coverage, slower speeds
- Garvin County, OK: less DSL coverage, faster speeds
- Gasconade County, MO: less DSL coverage, faster speeds
- Geneva County, AL: less DSL coverage, faster speeds
- George County, MS: less DSL coverage, faster speeds
- Gillespie County, TX: less DSL coverage, faster speeds
- Glades County, FL: more DSL coverage, faster speeds
- Gladwin County, MI: less DSL coverage, slower speeds
- Gogebic County, MI: less DSL coverage, slower speeds
- Garrard County, KY: more DSL coverage, faster speeds