In Calhoun County there is 1 residential DSL provider covering 78.25% of the county. The average home can get speeds up to 94 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 Calhoun County, IA.
To see availability maps for all providers including fiber, cable, DSL, and more in Calhoun County, IA please click below.
Calhoun County, IA Availability Maps
DSL Internet Service Provider in Calhoun 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 Calhoun County are not shown.
Calhoun 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 Calhoun County is DSL internet available?
DSL Internet Availability Key
DSL is available in 78.25% of Calhoun County. 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 Calhoun County above to see who has service at your home.
How fast is DSL internet in Calhoun County?
The map below shows maximum DSL internet speeds by area in Calhoun County.
DSL Internet Speed Key
The average Calhoun County home can get up to 94 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 200 Mbps, which 16.20% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 16.81% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Calhoun County.
DSL internet speeds tend to be faster in the east parts of Calhoun County, and slower in the northwest areas of the county.
Is DSL the fastest internet I can get in Calhoun County?
The fastest internet for you may vary based on where in Calhoun County you live. In general, fiber competes most often with DSL in the county.
- Fiber is the fastest internet type for 79.41% of Calhoun County homes.
- Cable is fastest for 1.69% of the county.
- DSL is fastest for 1.08%.
- Fixed wireless is fastest for 17.82%.
- Satellite internet may be the only option for less than 1% of Calhoun County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Calhoun County, along with details on where in Calhoun County and at what speeds.
Windstream DSL in Calhoun County, IA
Windstream DSL coverage
About 78.25%, or 7,768 people, have Windstream DSL internet available to them in the county. The company covers the entire Calhoun County area. Windstream is one of the largest internet service providers internet service providers in the US, with internet service available in much of Calhoun County.
Windstream DSL download speeds
Windstream is below average when comparing download speeds to all other internet providers in Calhoun County. Versus other DSL providers in the area, Windstream DSL is the fastest. There are 4 different maximum speeds throughout Calhoun County. The fastest plan anyone in Calhoun County can order from Windstream goes up to 200 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Calhoun County customers is up to 94 Mbps.
Show all download speeds
- 20.7% up to 200.0 Mbps
- 44.0% up to 100.0 Mbps
- 13.8% up to 50.0 Mbps
- 21.5% up to 10.0 Mbps
Windstream DSL upload speeds
In Calhoun County 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 Calhoun County DSL providers. Windstream offers 12 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 Calhoun County is up to 52 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Windstream customers can get speeds up to 26 Mbps.
Show all upload speeds
- 30.3% up to 52.0 Mbps
- 0.4% up to 50.0 Mbps
- 0.8% up to 40.0 Mbps
- 13.4% up to 32.0 Mbps
- 10.2% up to 23.0 Mbps
- 1.0% up to 20.0 Mbps
- 7.0% up to 17.0 Mbps
- 1.4% up to 15.0 Mbps
- 4.9% up to 12.0 Mbps
- 0.3% up to 10.0 Mbps
- 8.7% up to 3.0 Mbps
- 21.5% up to 1.0 Mbps
Calhoun County DSL by Area
This information is most helpful to those looking for homes or considering moving to Calhoun County or any of the areas nearby.
How does DSL internet in Calhoun County compare to the rest of Iowa?
DSL internet speeds in Calhoun County are much faster versus the average speeds in Iowa: 0.00 Mbps in Iowa versus 94 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in Iowa is 0.00% versus 78.25% in Calhoun County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Calhoun 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
- Webster County, IA: less DSL coverage, slower speeds
- Sac County, IA: less DSL coverage, slower speeds
- Hamilton County, IA: less DSL coverage, slower speeds
- Ida County, IA: less DSL coverage, slower speeds
- Hardin County, IA: less DSL coverage, slower speeds
- Woodbury County, IA: more DSL coverage, slower speeds
- Dakota County, NE: more DSL coverage, slower speeds
- Grundy County, IA: less DSL coverage, faster speeds
- Dixon County, NE: less DSL coverage, slower speeds
- Black Hawk County, IA: more DSL coverage, slower speeds
Counties with Similar Populations
- Alamosa County, CO: more DSL coverage, slower speeds
- Madison County, FL: more DSL coverage, slower speeds
- Liberty County, FL: less DSL coverage, slower speeds
- Lincoln County, CO: less DSL coverage, slower speeds
- Lincoln County, ID: less DSL coverage, slower speeds
- Lincoln County, MT: less DSL coverage, slower speeds
- Lincoln County, NV: less DSL coverage, slower speeds
- Lincoln County, WY: more DSL coverage, slower speeds
- Linn County, MO: less DSL coverage, slower speeds
- Livingston County, MO: less DSL coverage, slower speeds