In Interior there are 4 residential internet providers covering 100.00% of the city. The average home can get speeds up to 979 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.
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4 Internet Service Providers 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
Availability maps for all providers in Interior
Using the dropdown below, please select a provider. Green indicates nearly all homes have service, red indicates few homes have service, and blank indicates no service.
Please note some providers will take longer to load than others
Internet service is available in 100.00% of Interior. Using our interactive availability map, you can compare service areas for different providers, we include fiber, cable, DSL, or fixed wireless internet service for all providers who offer it. You will notice that some providers might be listed multiple times for each service. If you find no providers cover the location you're looking at, you can opt for satellite service. The most widely available provider is Golden West Telecommunications. Now you can call companies in Interior with more confidence that they might be available.
How fast are internet speeds in Interior?
The map below shows maximum internet speeds by area in Interior.
Internet Speed Key
The average Interior home can get up to 979 Mbps on their internet plan. For most people, the fastest download speed in the city is 1,000 Mbps, which 97.87% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 2.13% of homes can only purchase plans up to 25 Mbps. See the internet provider details below for info about their speed and coverage in Interior.
Internet speeds tend to be faster in the north parts of Interior, and slower in the northeast areas of the city.
What type of internet should I choose in Interior?
The fastest internet for you may vary based on where in Interior you live. If speed is your main concern, fiber will be the fastest internet 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.
Internet Market Health in Interior
Internet Competition Key
The map shows how competitive the Interior internet service market is. Areas in green have more alternatives, areas in yellow have a few choices, and areas in red may have only one provider. More competition usually means faster speeds and better prices for you, the customer.
Below are quick facts on internet competition and market health in Interior based on what connections the average home has availabile:
- Average number of internet service providers to a home: 1.0 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 1.0 (very unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 1.0 (very unhealthy)
Overall, competition is very unhealthy.
Interior internet customers have the ability to buy internet service from 1 to 2 different providers, depending on where they live. For different types of service, Interior homes have between 1 and 2 options. The type(s) of service available are fiber, fixed wireless, and dsl, though these may vary depending on the region within the city.
When it comes to broadband download speeds faster than 25 Mbps, the situation is similar. Interior internet customers who want faster speeds have between 1 and 2 choices of companies offering speeds up to or over 25 Mbps.
More internet companies with faster speeds means fewer monopolies and better prices for customers. In promoting a free market for internet, Interior badly needs improvement.
TV & Internet 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 Fiber in Interior, SD
Golden West Telecommunications fiber coverage
About 97.87%, or 184 people, have Golden West Telecommunications fiber internet available to them in the city. The company covers the entire Interior area. Golden West Telecommunications is a large internet service provider internet service providers in the US, with internet service available in most of Interior.
Golden West Telecommunications fiber download speeds
Golden West Telecommunications is the fastest when comparing download speeds to all other internet providers in Interior. Versus other fiber providers in the area, Golden West Telecommunications fiber 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 1,000 Mbps, and all Interior customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Golden West Telecommunications fiber upload speeds
In Interior download speeds tend to be equal to than upload speeds for Golden West Telecommunications fiber. Compared to other ISPs, Golden West Telecommunications is the fastest where upload speeds are concerned, and the fastest compared to other Interior fiber 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 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
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
Verizon Fixed Wireless in Interior, SD
Verizon fixed wireless coverage
About 4.79%, or 9 people, have Verizon fixed wireless internet available to them in the city. The company covers the north and northeast Interior area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Interior.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Interior. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout Interior. The fastest plan anyone in Interior can order from Verizon goes up to 300 Mbps, and all Interior customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Interior download speeds tend to be faster than than upload speeds for Verizon fixed wireless. Compared to other ISPs, Verizon is below average where upload speeds are concerned, and the fastest compared to other Interior fixed wireless providers. Verizon offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Interior is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Interior Internet 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 internet in Interior compare to the rest of South Dakota?
Internet speeds in Interior are slower versus the average speeds in South Dakota: 1,953 Mbps in South Dakota versus 979 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in South Dakota is 98.12% versus 100.00% in Interior.
What zip codes have widespread internet?
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 internet service 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: less internet coverage, slower speeds
- Cottonwood, SD: less internet coverage, faster speeds
- Philip Junction, SD: equal internet coverage, slower speeds
- Imlay, SD: less internet coverage, slower speeds
- Wanblee, SD: less internet coverage, slower speeds
- Quinn, SD: less internet coverage, faster speeds
- Wall, SD: less internet coverage, faster speeds
- Kadoka, SD: less internet coverage, faster speeds
- Philip, SD: less internet coverage, faster speeds
- Kyle, SD: less internet coverage, slower speeds
Cities with Similar Populations
- Freidberger, MI: equal internet coverage, faster speeds
- White Oak Springs, WV: equal internet coverage, faster speeds
- Gold Run, CA: less internet coverage, slower speeds
- Goble, OR: equal internet coverage, slower speeds
- Gnat Hill, TN: less internet coverage, faster speeds
- Glendevey, CO: less internet coverage, slower speeds
- Gillingham, WI: equal internet coverage, faster speeds
- Gillett, TX: less internet coverage, slower speeds
- Gilfillan, MN: equal internet coverage, faster speeds
- Getchell, WA: less internet coverage, slower speeds