In Charles Mix County there are 10 residential internet providers covering 98.83% of the county. The average home can get speeds up to 778 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.
Jump to Availability Maps
10 Internet Service Providers in Charles Mix 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 Charles Mix County are not shown.
Charles Mix 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
Availability maps for all providers in Charles Mix County
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 98.83% of Charles Mix County. 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 Fort Randall Telephone Company. Now you can call companies in Charles Mix County with more confidence that they might be available.
How fast are internet speeds in Charles Mix County?
The map below shows maximum internet speeds by area in Charles Mix County.
Internet Speed Key
The average Charles Mix County home can get up to 778 Mbps on their internet plan. For most people, the fastest download speed in the county is 1,000 Mbps, which 74.69% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Charles Mix County.
Internet speeds tend to be faster in the northwest parts of Charles Mix County, and slower in the southeast areas of the county.
What type of internet should I choose in Charles Mix County?
The fastest internet for you may vary based on where in Charles Mix County you live. If speed is your main concern, fiber will be the fastest internet in the county.
- Fiber is the fastest internet type for 74.69% of Charles Mix County homes.
- Cable is fastest for less than 1% of the county.
- DSL is fastest for 19.41%.
- Fixed wireless is fastest for 4.73%.
- Satellite internet may be the only option for 1.17% of Charles Mix County homes.
Internet Market Health in Charles Mix County
Internet Competition Key
The map shows how competitive the Charles Mix County 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 Charles Mix County based on what connections the average home has availabile:
- Average number of internet service providers to a home: 1.8 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 1.7 (very unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 1.8 (very unhealthy)
Overall, competition is very unhealthy.
Charles Mix County internet customers have the ability to buy internet service from 1 to 5 different providers, depending on where they live. For different types of service, Charles Mix County homes have between 1 and 3 options. The type(s) of service available are fiber, fixed wireless, and dsl, though these may vary depending on the region within the county.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. Charles Mix County internet customers who want faster speeds have between 0 and 5 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, Charles Mix County badly needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Charles Mix County, along with details on where in Charles Mix County and at what speeds.
Fort Randall Telephone Company Fiber in Charles Mix County, SD
Fort Randall Telephone Company fiber coverage
About 39.24%, or 3,678 people, have Fort Randall Telephone Company fiber internet available to them in the county. The company covers the south, southeast, central, east, and north Charles Mix County area. Fort Randall Telephone Company is a small internet service provider internet service providers in the US, with internet service available in some of Charles Mix County.
Fort Randall Telephone Company fiber download speeds
Fort Randall Telephone Company is one of the fastest when comparing download speeds to all other internet providers in Charles Mix County. Versus other fiber providers in the area, Fort Randall Telephone Company fiber is one of the fastest. There are no different maximum speeds throughout Charles Mix County. The fastest plan anyone in Charles Mix County can order from Fort Randall Telephone Company goes up to 1,000 Mbps, and all Charles Mix County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Fort Randall Telephone Company fiber upload speeds
In Charles Mix County download speeds tend to be equal to than upload speeds for Fort Randall Telephone Company fiber. Compared to other ISPs, Fort Randall Telephone Company is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Charles Mix County fiber providers. Fort Randall Telephone Company offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Charles Mix County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Midstate Communications (South Dakota) Fiber in Charles Mix County, SD
Midstate Communications fiber coverage
About 33.58%, or 3,147 people, have Midstate Communications fiber internet available to them in the county. The company covers the northwest, west, east, central, north, and south Charles Mix County area. Midstate Communications is a small internet service provider internet service providers in the US, with internet service available in a small portion of Charles Mix County.
Midstate Communications (South Dakota) fiber download speeds
Midstate Communications is one of the fastest when comparing download speeds to all other internet providers in Charles Mix County. Versus other fiber providers in the area, Midstate Communications fiber is one of the fastest. There are no different maximum speeds throughout Charles Mix County. The fastest plan anyone in Charles Mix County can order from Midstate Communications goes up to 1,000 Mbps, and all Charles Mix County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Midstate Communications (South Dakota) fiber upload speeds
In Charles Mix County download speeds tend to be equal to than upload speeds for Midstate Communications fiber. Compared to other ISPs, Midstate Communications is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Charles Mix County fiber providers. Midstate Communications offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Charles Mix County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Fort Randall Telephone Company DSL in Charles Mix County, SD
Fort Randall Telephone Company DSL coverage
About 18.50%, or 1,734 people, have Fort Randall Telephone Company DSL internet available to them in the county. The company covers the central, southeast, and south Charles Mix County area. Fort Randall Telephone Company is a small internet service provider internet service providers in the US, with internet service available in a small portion of Charles Mix County.
Fort Randall Telephone Company DSL download speeds
Fort Randall Telephone Company is below average when comparing download speeds to all other internet providers in Charles Mix County. Versus other DSL providers in the area, Fort Randall Telephone Company DSL is average. There are 2 different maximum speeds throughout Charles Mix County. The fastest plan anyone in Charles Mix County can order from Fort Randall Telephone Company goes up to 100 Mbps, the slowest package only goes up to 50 Mbps, and the county-wide average maximum speed for Charles Mix County customers is up to 63 Mbps.
Show all download speeds
- 26.9% up to 100.0 Mbps
- 73.1% up to 50.0 Mbps
Fort Randall Telephone Company DSL upload speeds
In Charles Mix County download speeds tend to be faster than than upload speeds for Fort Randall Telephone Company DSL. Compared to other ISPs, Fort Randall Telephone Company is below average where upload speeds are concerned, and average compared to other Charles Mix County DSL providers. Fort Randall Telephone Company offers 2 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 Charles Mix County is up to 20 Mbps. Some customers have slower plan choices, which only go up to 5.0 Mbps. On average, Fort Randall Telephone Company customers can get speeds up to 9.0 Mbps.
Show all upload speeds
- 26.9% up to 20.0 Mbps
- 73.1% up to 5.0 Mbps
Zumbrota Telephone DSL in Charles Mix County, SD
Zumbrota Telephone DSL coverage
About 11.71%, or 1,098 people, have Zumbrota Telephone DSL internet available to them in the county. The company covers the southeast Charles Mix County area. Zumbrota Telephone is an average-sized internet service provider internet service providers in the US, with internet service available in a very small piece of Charles Mix County.
Zumbrota Telephone DSL download speeds
Zumbrota Telephone is below average when comparing download speeds to all other internet providers in Charles Mix County. Versus other DSL providers in the area, Zumbrota Telephone DSL is the fastest. There are no different maximum speeds throughout Charles Mix County. The fastest plan anyone in Charles Mix County can order from Zumbrota Telephone goes up to 100 Mbps, and all Charles Mix County customers can get this speed.
Show all download speeds
- 100.0% up to 100.0 Mbps
Zumbrota Telephone DSL upload speeds
In Charles Mix County download speeds tend to be faster than than upload speeds for Zumbrota Telephone DSL. Compared to other ISPs, Zumbrota Telephone is below average where upload speeds are concerned, and the fastest compared to other Charles Mix County DSL providers. Zumbrota Telephone offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Charles Mix County is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Golden West Telecommunications Fiber in Charles Mix County, SD
Golden West Telecommunications fiber coverage
About 3.74%, or 351 people, have Golden West Telecommunications fiber internet available to them in the county. The company covers the central, southeast, east, north, and northeast Charles Mix County 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 Charles Mix County.
Golden West Telecommunications fiber download speeds
Golden West Telecommunications is one of the fastest when comparing download speeds to all other internet providers in Charles Mix County. Versus other fiber providers in the area, Golden West Telecommunications fiber is one of the fastest. There are no different maximum speeds throughout Charles Mix County. The fastest plan anyone in Charles Mix County can order from Golden West Telecommunications goes up to 1,000 Mbps, and all Charles Mix County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Golden West Telecommunications fiber upload speeds
In Charles Mix County download speeds tend to be equal to than upload speeds for Golden West Telecommunications fiber. Compared to other ISPs, Golden West Telecommunications is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Charles Mix County fiber providers. Golden West Telecommunications offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Charles Mix County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
T-Mobile Home Internet Fixed Wireless in Charles Mix County, SD
T-Mobile Home Internet fixed wireless coverage
About 54.93%, or 5,149 people, have T-Mobile Home Internet fixed wireless internet available to them in the county. The company covers the entire Charles Mix County area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Charles Mix County.
T-Mobile Home Internet fixed wireless download speeds
T-Mobile Home Internet is below average when comparing download speeds to all other internet providers in Charles Mix County. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Charles Mix County. The fastest plan anyone in Charles Mix County can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the county-wide average maximum speed for Charles Mix County customers is up to 73 Mbps.
Show all download speeds
- 64.6% up to 100.0 Mbps
- 35.4% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Charles Mix County download speeds tend to be faster than than upload speeds for T-Mobile Home Internet fixed wireless. Compared to other ISPs, T-Mobile Home Internet is below average where upload speeds are concerned, and above average compared to other Charles Mix County fixed wireless providers. T-Mobile Home Internet offers 2 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 Charles Mix County is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, T-Mobile Home Internet customers can get speeds up to 14 Mbps.
Show all upload speeds
- 64.6% up to 20.0 Mbps
- 35.4% up to 3.0 Mbps
EarthLink Fixed Wireless in Charles Mix County, SD
EarthLink fixed wireless coverage
About 6.39%, or 599 people, have EarthLink fixed wireless internet available to them in the county. The company covers the central, southeast, northwest, south, and east Charles Mix County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Charles Mix County.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Charles Mix County. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are no different maximum speeds throughout Charles Mix County. The fastest plan anyone in Charles Mix County can order from EarthLink goes up to 25 Mbps, and all Charles Mix County customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Charles Mix County download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the slowest compared to other Charles Mix County fixed wireless providers. EarthLink offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Charles Mix County is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
AT&T Fixed Wireless in Charles Mix County, SD
AT&T fixed wireless coverage
About 6.39%, or 599 people, have AT&T fixed wireless internet available to them in the county. The company covers the central, southeast, northwest, south, and east Charles Mix County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Charles Mix County.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in Charles Mix County. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are no different maximum speeds throughout Charles Mix County. The fastest plan anyone in Charles Mix County can order from AT&T goes up to 25 Mbps, and all Charles Mix County customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Charles Mix County download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the slowest compared to other Charles Mix County fixed wireless providers. AT&T offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Charles Mix County 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 Charles Mix County, SD
Verizon fixed wireless coverage
About 5.52%, or 517 people, have Verizon fixed wireless internet available to them in the county. The company covers the south and central Charles Mix County 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 Charles Mix County.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Charles Mix County. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout Charles Mix County. The fastest plan anyone in Charles Mix County can order from Verizon goes up to 300 Mbps, and all Charles Mix County customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Charles Mix County 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 Charles Mix County fixed wireless providers. Verizon offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Charles Mix County is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Charles Mix County Internet by Area
This information is most helpful to those looking for homes or considering moving to Charles Mix County or any of the areas nearby.
How does internet in Charles Mix County compare to the rest of South Dakota?
Internet speeds in Charles Mix County are slower versus the average speeds in South Dakota: 1,953 Mbps in South Dakota versus 778 Mbps in the county. The state has similar internet availability compared to the county. Average internet coverage in South Dakota is 98.12% versus 98.83% in Charles Mix County.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Charles Mix County 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 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
- Gregory County, SD: more internet coverage, faster speeds
- Todd County, SD: less internet coverage, slower speeds
- Sioux County, IA: less internet coverage, faster speeds
- O'Brien County, IA: more internet coverage, faster speeds
- Bennett County, SD: less internet coverage, faster speeds
- Clay County, IA: more internet coverage, faster speeds
- Palo Alto County, IA: more internet coverage, faster speeds
- Oglala Lakota County, SD: less internet coverage, slower speeds
- Kossuth County, IA: more internet coverage, faster speeds
- Hancock County, IA: more internet coverage, faster speeds
Counties with Similar Populations
- Hale County, AL: less internet coverage, faster speeds
- Park County, CO: less internet coverage, slower speeds
- Hooker County, NE: more internet coverage, slower speeds
- Haywood County, TN: more internet coverage, faster speeds
- Hart County, KY: more internet coverage, faster speeds
- Harrison County, IA: more internet coverage, faster speeds
- Hardy County, WV: more internet coverage, faster speeds
- Harding County, NM: less internet coverage, faster speeds
- Hansford County, TX: less internet coverage, faster speeds
- Hancock County, GA: less internet coverage, faster speeds