In Janesville there are 2 residential DSL providers covering 74.80% of the city. The average home can get speeds up to 91 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 Janesville, IA.
To see availability maps for all providers including fiber, cable, DSL, and more in Janesville, IA please click below.
Janesville, IA Availability Maps
DSL Internet Service Providers in Janesville
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 Janesville are not shown.
Janesville 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 Janesville is DSL internet available?
DSL Internet Availability Key
DSL is available in 74.80% of Janesville. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Windstream. Call one of the companies with service in Janesville above to see who has service at your home.
How fast is DSL internet in Janesville?
The map below shows maximum DSL internet speeds by area in Janesville.
DSL Internet Speed Key
The average Janesville home can get up to 91 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 300 Mbps, which less than 1% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 31.76% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Janesville.
DSL internet speeds tend to be faster in the southeast parts of Janesville, and slower in the north areas of the city.
Is DSL the fastest internet I can get in Janesville?
The fastest internet for you may vary based on where in Janesville you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 99.22% of Janesville homes.
- Cable is fastest for less than 1% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for less than 1% of Janesville homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Janesville, along with details on where in Janesville and at what speeds.
Windstream DSL in Janesville, IA
Windstream DSL coverage
About 60.66%, or 1,721 people, have Windstream DSL internet available to them in the city. The company covers the entire Janesville area. Windstream is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Janesville.
Windstream DSL download speeds
Windstream is below average when comparing download speeds to all other internet providers in Janesville. Versus other DSL providers in the area, Windstream DSL is the fastest. There are 6 different maximum speeds throughout Janesville. The fastest plan anyone in Janesville can order from Windstream goes up to 300 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Janesville customers is up to 106 Mbps.
Show all download speeds
- 0.9% up to 300.0 Mbps
- 37.6% up to 200.0 Mbps
- 21.3% up to 100.0 Mbps
- 6.2% up to 50.0 Mbps
- 0.6% up to 25.0 Mbps
- 33.3% up to 10.0 Mbps
Windstream DSL upload speeds
In Janesville download speeds tend to be faster than than upload speeds for Windstream DSL. Compared to other ISPs, Windstream is below average where upload speeds are concerned, and the fastest compared to other Janesville DSL providers. Windstream offers 8 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Janesville is up to 83 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Windstream customers can get speeds up to 29 Mbps.
Show all upload speeds
- 6.3% up to 83.0 Mbps
- 34.5% up to 52.0 Mbps
- 12.0% up to 32.0 Mbps
- 6.2% up to 23.0 Mbps
- 0.9% up to 17.0 Mbps
- 4.5% up to 12.0 Mbps
- 2.4% up to 3.0 Mbps
- 33.3% up to 1.0 Mbps
Centurylink DSL in Janesville, IA
Centurylink DSL coverage
About 15.37%, or 436 people, have Centurylink DSL internet available to them in the city. The company covers the southwest, northwest, north, southeast, and northeast Janesville area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Janesville.
Centurylink DSL download speeds
Centurylink is the slowest when comparing download speeds to all other internet providers in Janesville. Versus other DSL providers in the area, Centurylink DSL is the slowest. There are 3 different maximum speeds throughout Janesville. The fastest plan anyone in Janesville can order from Centurylink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Janesville customers is up to 24 Mbps.
Show all download speeds
- 15.1% up to 100.0 Mbps
- 1.6% up to 40.0 Mbps
- 83.3% up to 10.0 Mbps
Centurylink DSL upload speeds
In Janesville download speeds tend to be faster than than upload speeds for Centurylink DSL. Compared to other ISPs, Centurylink is the slowest where upload speeds are concerned, and the slowest compared to other Janesville DSL providers. Centurylink offers 3 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Janesville is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Centurylink customers can get speeds up to 2.4 Mbps.
Show all upload speeds
- 15.1% up to 10.0 Mbps
- 1.6% up to 3.0 Mbps
- 83.3% up to 1.0 Mbps
Janesville DSL by Area
This information is most helpful to those looking for homes or considering moving to Janesville or any of the areas nearby.
How does DSL internet in Janesville compare to the rest of Iowa?
DSL internet speeds in Janesville are much faster versus the average speeds in Iowa: 0.00 Mbps in Iowa versus 91 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Iowa is 0.00% versus 74.80% in Janesville.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Janesville 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 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
- Waverly, IA: more DSL coverage, slower speeds
- North Cedar, IA: less DSL coverage, faster speeds
- Denver, IA: more DSL coverage, slower speeds
- Shell Rock, IA: less DSL coverage, slower speeds
- New Hartford, IA: more DSL coverage, slower speeds
- Cedar Falls, IA: more DSL coverage, slower speeds
- Knittel, IA: less DSL coverage, faster speeds
- Clarksville, IA: less DSL coverage, slower speeds
- Horton, IA: less DSL coverage, slower speeds
- Waterloo, IA: more DSL coverage, slower speeds
Cities with Similar Populations
- Belmond, IA: more DSL coverage, slower speeds
- Bourbon, IN: more DSL coverage, slower speeds
- Villa Grove, IL: less DSL coverage, slower speeds
- Dakota City, NE: more DSL coverage, slower speeds
- McComb, OH: less DSL coverage, slower speeds
- Northville, NY: more DSL coverage, slower speeds
- Perrysville, OH: more DSL coverage, slower speeds
- Pleasant Valley, MO: more DSL coverage, slower speeds
- Random Lake, WI: less DSL coverage, slower speeds
- Reed Creek, GA: less DSL coverage, slower speeds