In Interior there is 1 residential DSL provider covering 2.13% of the city. The average home can get speeds up to 25 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 Interior, SD.
To see availability maps for all providers including fiber, cable, DSL, and more in Interior, SD please click below.
Interior, SD Availability Maps
DSL Internet Service Provider in Interior
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 Interior are not shown.
Interior 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 Interior is DSL internet available?
DSL Internet Availability Key
DSL is available in 2.13% of Interior. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Golden West Telecommunications. Call one of the companies with service in Interior above to see who has service at your home.
How fast is DSL internet in Interior?
The map below shows maximum DSL internet speeds by area in Interior.
DSL Internet Speed Key
The average Interior home can get up to 25 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 25 Mbps, which 2.13% of residents can get.
Is DSL the fastest internet I can get in Interior?
The fastest internet for you may vary based on where in Interior you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 97.87% of Interior homes.
- Cable is fastest for less than 1% of the city.
- DSL is fastest for 2.13%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for less than 1% of Interior homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Interior, along with details on where in Interior and at what speeds.
Golden West Telecommunications DSL in Interior, SD
Golden West Telecommunications DSL coverage
About 2.13%, or 4 people, have Golden West Telecommunications DSL internet available to them in the city. The company covers the northeast Interior area. Golden West Telecommunications is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Interior.
Golden West Telecommunications DSL download speeds
Golden West Telecommunications is the slowest when comparing download speeds to all other internet providers in Interior. Versus other DSL providers in the area, Golden West Telecommunications DSL is the fastest. There are no different maximum speeds throughout Interior. The fastest plan anyone in Interior can order from Golden West Telecommunications goes up to 25 Mbps, and all Interior customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
Golden West Telecommunications DSL upload speeds
In Interior download speeds tend to be faster than than upload speeds for Golden West Telecommunications DSL. Compared to other ISPs, Golden West Telecommunications is the slowest where upload speeds are concerned, and the fastest compared to other Interior DSL providers. Golden West Telecommunications offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Interior is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
Interior DSL by Area
This information is most helpful to those looking for homes or considering moving to Interior or any of the areas nearby.
How does DSL internet in Interior compare to the rest of South Dakota?
DSL internet speeds in Interior are much faster versus the average speeds in South Dakota: 0.00 Mbps in South Dakota versus 25 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in South Dakota is 0.00% versus 2.13% in Interior.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Interior 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
- Potato Creek, SD: more DSL coverage, slower speeds
- Philip Junction, SD: more DSL coverage, similar speeds
- Imlay, SD: more DSL coverage, similar speeds
- Wanblee, SD: more DSL coverage, slower speeds
- Kadoka, SD: more DSL coverage, slower speeds
- Kyle, SD: more DSL coverage, slower speeds
- Scenic, SD: more DSL coverage, slower speeds
- Long Valley, SD: more DSL coverage, slower speeds
- Allen, SD: more DSL coverage, slower speeds
- Rockyford, SD: more DSL coverage, slower speeds
Cities with Similar Populations
- Freidberger, MI: more DSL coverage, slower speeds
- White Oak Springs, WV: more DSL coverage, faster speeds
- Gold Run, CA: more DSL coverage, slower speeds
- Goble, OR: more DSL coverage, faster speeds
- Glendevey, CO: more DSL coverage, faster speeds
- Gillett, TX: more DSL coverage, faster speeds
- Gilfillan, MN: more DSL coverage, faster speeds
- Getchell, WA: more DSL coverage, slower speeds
- Gertrude, KY: more DSL coverage, faster speeds
- Germano, OH: more DSL coverage, faster speeds