In Winnebago County there are 3 residential DSL providers covering 60.77% of the county. The average home can get speeds up to 14 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 Winnebago County, IL.
To see availability maps for all providers including fiber, cable, DSL, and more in Winnebago County, IL please click below.
Winnebago County, IL Availability Maps
DSL Internet Service Providers in Winnebago 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 Winnebago County are not shown.
Winnebago 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 Winnebago County is DSL internet available?
DSL Internet Availability Key
DSL is available in 60.77% of Winnebago County. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is AT&T. Call one of the companies with service in Winnebago County above to see who has service at your home.
How fast is DSL internet in Winnebago County?
The map below shows maximum DSL internet speeds by area in Winnebago County.
DSL Internet Speed Key
The average Winnebago County home can get up to 14 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 115 Mbps, which 1.05% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 57.92% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Winnebago County.
DSL internet speeds tend to be faster in the northwest parts of Winnebago County, and slower in the central areas of the county.
Is DSL the fastest internet I can get in Winnebago County?
The fastest internet for you may vary based on where in Winnebago County you live. In general, cable competes most often with DSL in the county.
- Fiber is the fastest internet type for 35.72% of Winnebago County homes.
- Cable is fastest for 60.98% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 2.87%.
- Satellite internet may be the only option for less than 1% of Winnebago County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Winnebago County, along with details on where in Winnebago County and at what speeds.
AT&T DSL in Winnebago County, IL
AT&T DSL coverage
About 49.44%, or 141,068 people, have AT&T DSL internet available to them in the county. The company covers the entire Winnebago County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in some of Winnebago County.
AT&T DSL download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Winnebago County. Versus other DSL providers in the area, AT&T DSL is one of the slowest. There are 2 different maximum speeds throughout Winnebago County. The fastest plan anyone in Winnebago County can order from AT&T goes up to 50 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Winnebago County customers is up to 10 Mbps.
Show all download speeds
- 0.0% up to 50.0 Mbps
- 100.0% up to 10.0 Mbps
AT&T DSL upload speeds
In Winnebago County download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Winnebago County DSL providers. AT&T 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 Winnebago County is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, AT&T customers can get speeds up to 1.0 Mbps.
Show all upload speeds
- 0.0% up to 10.0 Mbps
- 100.0% up to 1.0 Mbps
EarthLink DSL in Winnebago County, IL
EarthLink DSL coverage
About 49.44%, or 141,068 people, have EarthLink DSL internet available to them in the county. The company covers the entire Winnebago County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in some of Winnebago County.
EarthLink DSL download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Winnebago County. Versus other DSL providers in the area, EarthLink DSL is one of the slowest. There are 2 different maximum speeds throughout Winnebago County. The fastest plan anyone in Winnebago County can order from EarthLink goes up to 50 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Winnebago County customers is up to 10 Mbps.
Show all download speeds
- 0.0% up to 50.0 Mbps
- 100.0% up to 10.0 Mbps
EarthLink DSL upload speeds
In Winnebago County download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Winnebago County DSL providers. EarthLink 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 Winnebago County is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, EarthLink customers can get speeds up to 1.0 Mbps.
Show all upload speeds
- 0.0% up to 10.0 Mbps
- 100.0% up to 1.0 Mbps
Frontier Communications DSL in Winnebago County, IL
Frontier DSL coverage
About 11.72%, or 33,435 people, have Frontier DSL internet available to them in the county. The company covers the northeast, north, west, northwest, southwest, southeast, and south Winnebago County area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Winnebago County.
Frontier Communications DSL download speeds
Frontier is below average when comparing download speeds to all other internet providers in Winnebago County. Versus other DSL providers in the area, Frontier DSL is the fastest. There are 5 different maximum speeds throughout Winnebago County. The fastest plan anyone in Winnebago 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 Winnebago County customers is up to 28 Mbps.
Show all download speeds
- 9.0% up to 115.0 Mbps
- 4.7% up to 90.0 Mbps
- 5.2% up to 70.0 Mbps
- 5.3% up to 45.0 Mbps
- 75.8% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Winnebago 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 fastest compared to other Winnebago 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 Winnebago 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 1.9 Mbps.
Show all upload speeds
- 9.0% up to 7.0 Mbps
- 4.7% up to 5.0 Mbps
- 10.5% up to 3.0 Mbps
- 75.8% up to 1.0 Mbps
Winnebago County DSL by Area
This information is most helpful to those looking for homes or considering moving to Winnebago County or any of the areas nearby.
How does DSL internet in Winnebago County compare to the rest of Illinois?
DSL internet speeds in Winnebago County are much faster versus the average speeds in Illinois: 0.00 Mbps in Illinois versus 14 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in Illinois is 0.00% versus 60.77% in Winnebago County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Winnebago 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
- Boone County, IL: less DSL coverage, faster speeds
- Stephenson County, IL: more DSL coverage, faster speeds
- McHenry County, IL: more DSL coverage, faster speeds
- Lake County, IL: more DSL coverage, faster speeds
- Jo Daviess County, IL: less DSL coverage, faster speeds
- Dubuque County, IA: more DSL coverage, faster speeds
- Delaware County, IA: more DSL coverage, faster speeds
- Buchanan County, IA: more DSL coverage, faster speeds
- Van Buren County, MI: more DSL coverage, faster speeds
- Black Hawk County, IA: more DSL coverage, faster speeds
Counties with Similar Populations
- Sumner County, TN: more DSL coverage, faster speeds
- Yolo County, CA: more DSL coverage, faster speeds
- Yavapai County, AZ: more DSL coverage, faster speeds
- Yakima County, WA: more DSL coverage, faster speeds
- Washtenaw County, MI: more DSL coverage, faster speeds
- Chesterfield County, VA: less DSL coverage, slower speeds
- Clay County, MO: more DSL coverage, faster speeds
- Clermont County, OH: less DSL coverage, faster speeds
- Delaware County, OH: less DSL coverage, faster speeds
- Deschutes County, OR: more DSL coverage, faster speeds