In 57051 there are 8 residential internet providers covering 99.61% of the zip. The average home can get speeds up to 1,000 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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8 Internet Service Providers in 57051
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 57051 are not shown.
57051 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 57051
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.
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Internet service is available in 99.61% of 57051. 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 Alliance Communications. Now you can call companies in 57051 with more confidence that they might be available.
How fast are internet speeds in 57051?
The map below shows maximum internet speeds by area in 57051.
Internet Speed Key
The average 57051 home can get up to 1,000 Mbps on their internet plan. For most people, the fastest download speed in the zip is 1,000 Mbps, which 99.61% of residents can get.
What type of internet should I choose in 57051?
The fastest internet for you may vary based on where in 57051 you live. If speed is your main concern, fiber will be the fastest internet in the zip.
- Fiber is the fastest internet type for 99.61% of 57051 homes.
- Cable is fastest for less than 1% of the zip.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for less than 1% of 57051 homes.
Internet Market Health in 57051
Internet Competition Key
The map shows how competitive the 57051 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 57051 based on what connections the average home has availabile:
- Average number of internet service providers to a home: 1.4 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 1.3 (very unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 1.3 (very unhealthy)
Overall, competition is very unhealthy.
57051 internet customers have the ability to buy internet service from 1 to 4 different providers, depending on where they live. For different types of service, 57051 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 zip.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. 57051 internet customers who want faster speeds have between 1 and 3 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, 57051 badly needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in 57051, along with details on where in 57051 and at what speeds.
Alliance Communications Fiber in 57051, SD
Alliance Communications fiber coverage
About 93.77%, or 241 people, have Alliance Communications fiber internet available to them in the zip. The company covers the entire 57051 area. Alliance Communications is a large internet service provider internet service providers in the US, with internet service available in most of 57051.
Alliance Communications fiber download speeds
Alliance Communications is one of the fastest when comparing download speeds to all other internet providers in 57051. Versus other fiber providers in the area, Alliance Communications fiber is one of the fastest. There are no different maximum speeds throughout 57051. The fastest plan anyone in 57051 can order from Alliance Communications goes up to 1,000 Mbps, and all 57051 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Alliance Communications fiber upload speeds
In 57051 download speeds tend to be equal to than upload speeds for Alliance Communications fiber. Compared to other ISPs, Alliance Communications is one of the fastest where upload speeds are concerned, and one of the fastest compared to other 57051 fiber providers. Alliance Communications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57051 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Valley FiberCom Fiber in 57051, SD
Valley FiberCom fiber coverage
About 9.73%, or 25 people, have Valley FiberCom fiber internet available to them in the zip. The company covers the southwest, east, west, and north 57051 area. Valley FiberCom is a small internet service provider internet service providers in the US, with internet service available in a very small piece of 57051.
Valley FiberCom fiber download speeds
Valley FiberCom is one of the fastest when comparing download speeds to all other internet providers in 57051. Versus other fiber providers in the area, Valley FiberCom fiber is one of the fastest. There are no different maximum speeds throughout 57051. The fastest plan anyone in 57051 can order from Valley FiberCom goes up to 1,000 Mbps, and all 57051 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Valley FiberCom fiber upload speeds
In 57051 download speeds tend to be equal to than upload speeds for Valley FiberCom fiber. Compared to other ISPs, Valley FiberCom is one of the fastest where upload speeds are concerned, and one of the fastest compared to other 57051 fiber providers. Valley FiberCom offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57051 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Centurylink DSL in 57051, SD
Centurylink DSL coverage
About 4.28%, or 11 people, have Centurylink DSL internet available to them in the zip. The company covers the southwest and north 57051 area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of 57051.
Centurylink DSL download speeds
Centurylink is the slowest when comparing download speeds to all other internet providers in 57051. Versus other DSL providers in the area, Centurylink DSL is the fastest. There are no different maximum speeds throughout 57051. The fastest plan anyone in 57051 can order from Centurylink goes up to 10 Mbps, and all 57051 customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Centurylink DSL upload speeds
In 57051 download speeds tend to be faster than than upload speeds for Centurylink DSL. Compared to other ISPs, Centurylink is the slowest where upload speeds are concerned, and the fastest compared to other 57051 DSL providers. Centurylink offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57051 is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
wispwest.net Fixed Wireless in 57051, SD
wispwest.net fixed wireless coverage
About 16.73%, or 43 people, have wispwest.net fixed wireless internet available to them in the zip. The company covers the southwest, northwest, west, north, and northeast 57051 area. wispwest.net is a large internet service provider internet service providers in the US, with internet service available in a small portion of 57051.
wispwest.net fixed wireless download speeds
wispwest.net is below average when comparing download speeds to all other internet providers in 57051. Versus other fixed wireless providers in the area, wispwest.net fixed wireless is below average. There are no different maximum speeds throughout 57051. The fastest plan anyone in 57051 can order from wispwest.net goes up to 50 Mbps, and all 57051 customers can get this speed.
Show all download speeds
- 100.0% up to 50.0 Mbps
wispwest.net fixed wireless upload speeds
In 57051 download speeds tend to be faster than than upload speeds for wispwest.net fixed wireless. Compared to other ISPs, wispwest.net is below average where upload speeds are concerned, and below average compared to other 57051 fixed wireless providers. wispwest.net offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57051 is up to 10 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10.0 Mbps
GigFire Fixed Wireless in 57051, SD
GigFire fixed wireless coverage
About 8.95%, or 23 people, have GigFire fixed wireless internet available to them in the zip. The company covers the east and northeast 57051 area. GigFire is a large internet service provider internet service providers in the US, with internet service available in a very small piece of 57051.
GigFire fixed wireless download speeds
GigFire is below average when comparing download speeds to all other internet providers in 57051. Versus other fixed wireless providers in the area, GigFire fixed wireless is the fastest. There are 2 different maximum speeds throughout 57051. The fastest plan anyone in 57051 can order from GigFire goes up to 150 Mbps, the slowest package only goes up to 100 Mbps, and the zip-wide average maximum speed for 57051 customers is up to 135 Mbps.
Show all download speeds
- 69.6% up to 150.0 Mbps
- 30.4% up to 100.0 Mbps
GigFire fixed wireless upload speeds
In 57051 download speeds tend to be faster than than upload speeds for GigFire fixed wireless. Compared to other ISPs, GigFire is below average where upload speeds are concerned, and the fastest compared to other 57051 fixed wireless providers. GigFire offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 57051 is up to 130 Mbps. Some customers have slower plan choices, which only go up to 20 Mbps. On average, GigFire customers can get speeds up to 97 Mbps.
Show all upload speeds
- 69.6% up to 130.0 Mbps
- 30.4% up to 20.0 Mbps
T-Mobile Home Internet Fixed Wireless in 57051, SD
T-Mobile Home Internet fixed wireless coverage
About 3.11%, or 8 people, have T-Mobile Home Internet fixed wireless internet available to them in the zip. The company covers the east 57051 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 very small piece of 57051.
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 57051. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is the slowest. There are no different maximum speeds throughout 57051. The fastest plan anyone in 57051 can order from T-Mobile Home Internet goes up to 25 Mbps, and all 57051 customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In 57051 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 the slowest compared to other 57051 fixed wireless providers. T-Mobile Home Internet offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57051 is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
57051 Internet by Area
This information is most helpful to those looking for homes or considering moving to 57051 or any of the areas nearby.
How does internet in 57051 compare to the rest of South Dakota?
Internet speeds in 57051 are slower versus the average speeds in South Dakota: 1,953 Mbps in South Dakota versus 1,000 Mbps in the zip. The state has similar internet availability compared to the zip. Average internet coverage in South Dakota is 98.12% versus 99.61% in 57051.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around 57051 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 zip codes?
Below are zip codes nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Zip Codes
- 57054, SD: more internet coverage, similar speeds
- 57249, SD: more internet coverage, slower speeds
- 57212, SD: more internet coverage, slower speeds
- 57061, SD: more internet coverage, similar speeds
- 57231, SD: more internet coverage, slower speeds
- 57050, SD: less internet coverage, similar speeds
- 57323, SD: less internet coverage, similar speeds
- 57071, SD: more internet coverage, similar speeds
- 57006, SD: less internet coverage, slower speeds
- 57353, SD: less internet coverage, slower speeds
Zip Codes with Similar Populations
- 72457, AR: more internet coverage, similar speeds
- 56249, MN: more internet coverage, similar speeds
- 56276, MN: less internet coverage, similar speeds
- 56546, MN: less internet coverage, slower speeds
- 56574, MN: less internet coverage, similar speeds
- 56581, MN: less internet coverage, similar speeds
- 56627, MN: less internet coverage, slower speeds
- 57422, SD: less internet coverage, similar speeds
- 57424, SD: less internet coverage, similar speeds
- 69030, NE: less internet coverage, similar speeds