In Thornburg there is 1 residential DSL provider covering 32.81% of the city. The average home can get speeds up to 10 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 Thornburg, IA.
To see availability maps for all providers including fiber, cable, DSL, and more in Thornburg, IA please click below.
Thornburg, IA Availability Maps
DSL Internet Service Provider in Thornburg
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 Thornburg are not shown.
Thornburg 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 Thornburg is DSL internet available?
DSL Internet Availability Key
DSL is available in 32.81% of Thornburg. 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 Thornburg above to see who has service at your home.
How fast is DSL internet in Thornburg?
The map below shows maximum DSL internet speeds by area in Thornburg.
DSL Internet Speed Key
The average Thornburg home can get up to 10 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 10 Mbps, which 32.81% of residents can get.
Is DSL the fastest internet I can get in Thornburg?
The fastest internet for you may vary based on where in Thornburg you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 59.38% of Thornburg homes.
- Cable is fastest for less than 1% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 40.63%.
- Satellite internet may be the only option for less than 1% of Thornburg homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Thornburg, along with details on where in Thornburg and at what speeds.
Windstream DSL in Thornburg, IA
Windstream DSL coverage
About 32.81%, or 21 people, have Windstream DSL internet available to them in the city. The company covers the central, southwest, and west Thornburg area. Windstream is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Thornburg.
Windstream DSL download speeds
Windstream is the slowest when comparing download speeds to all other internet providers in Thornburg. Versus other DSL providers in the area, Windstream DSL is the fastest. There are no different maximum speeds throughout Thornburg. The fastest plan anyone in Thornburg can order from Windstream goes up to 10 Mbps, and all Thornburg customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Windstream DSL upload speeds
In Thornburg download speeds tend to be faster than than upload speeds for Windstream DSL. Compared to other ISPs, Windstream is the slowest where upload speeds are concerned, and the fastest compared to other Thornburg DSL providers. Windstream offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Thornburg is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Thornburg DSL by Area
This information is most helpful to those looking for homes or considering moving to Thornburg or any of the areas nearby.
How does DSL internet in Thornburg compare to the rest of Iowa?
DSL internet speeds in Thornburg are much faster versus the average speeds in Iowa: 0.00 Mbps in Iowa versus 10 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Iowa is 0.00% versus 32.81% in Thornburg.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Thornburg 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
- What Cheer, IA: more DSL coverage, faster speeds
- Gibson, IA: less DSL coverage, faster speeds
- Keswick, IA: less DSL coverage, similar speeds
- Indianapolis, IA: less DSL coverage, similar speeds
- Barnes City, IA: more DSL coverage, faster speeds
- Deep River, IA: more DSL coverage, faster speeds
- Delta, IA: more DSL coverage, faster speeds
- Hayesville, IA: more DSL coverage, faster speeds
- Rose Hill, IA: more DSL coverage, similar speeds
- Sigourney, IA: more DSL coverage, faster speeds
Cities with Similar Populations
- Weldon, MT: more DSL coverage, similar speeds
- Wells, KY: more DSL coverage, similar speeds
- Wellsford, KS: more DSL coverage, similar speeds
- Wenona, NC: less DSL coverage, similar speeds
- Fairbanks, MN: more DSL coverage, faster speeds
- Essex Junction, VT: more DSL coverage, similar speeds
- Espinosa, CO: less DSL coverage, faster speeds
- Enon, PA: more DSL coverage, faster speeds
- Engle, TX: more DSL coverage, faster speeds
- Elmo, VA: less DSL coverage, similar speeds