In 57428 there are 8 residential internet providers covering 89.33% of the zip. The average home can get speeds up to 1,170 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 57428
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 57428 are not shown.
57428 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 57428
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 89.33% of 57428. 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 venture communications. Now you can call companies in 57428 with more confidence that they might be available.
How fast are internet speeds in 57428?
The map below shows maximum internet speeds by area in 57428.
Internet Speed Key
The average 57428 home can get up to 1,170 Mbps on their internet plan. For most people, the fastest download speed in the zip is 1,250 Mbps, which 60.82% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 28.51% of homes can only purchase plans up to 1,000 Mbps. See the internet provider details below for info about their speed and coverage in 57428.
Internet speeds tend to be faster in the central parts of 57428, and slower in the southwest areas of the zip.
What type of internet should I choose in 57428?
The fastest internet for you may vary based on where in 57428 you live. If speed is your main concern, cable will be the fastest internet in the zip.
- Fiber is the fastest internet type for 28.51% of 57428 homes.
- Cable is fastest for 60.82% 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 10.67% of 57428 homes.
Internet Market Health in 57428
Internet Competition Key
The map shows how competitive the 57428 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 57428 based on what connections the average home has availabile:
- Average number of internet service providers to a home: 2.6 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 2.5 (unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 2.6 (very unhealthy)
Overall, competition is very unhealthy.
57428 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, 57428 homes have between 1 and 3 options. The type(s) of service available are fiber, fixed wireless, and cable, 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 similar. 57428 internet customers who want faster speeds have between 1 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, 57428 badly needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in 57428, along with details on where in 57428 and at what speeds.
venture communications Fiber in 57428, SD
venture communications fiber coverage
About 87.80%, or 576 people, have venture communications fiber internet available to them in the zip. The company covers the entire 57428 area. venture communications is an average-sized internet service provider internet service providers in the US, with internet service available in most of 57428.
venture communications fiber download speeds
venture communications is above average when comparing download speeds to all other internet providers in 57428. Versus other fiber providers in the area, venture communications fiber is one of the fastest. There are no different maximum speeds throughout 57428. The fastest plan anyone in 57428 can order from venture communications goes up to 1,000 Mbps, and all 57428 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
venture communications fiber upload speeds
In 57428 download speeds tend to be equal to than upload speeds for venture communications fiber. Compared to other ISPs, venture communications is one of the fastest where upload speeds are concerned, and one of the fastest compared to other 57428 fiber providers. venture communications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57428 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Midco Cable in 57428, SD
Midco cable coverage
About 60.82%, or 399 people, have Midco cable internet available to them in the zip. The company covers the central, north, and west 57428 area. Midco is a large internet service provider internet service providers in the US, with internet service available in a majority of 57428.
Midco cable download speeds
Midco is the fastest when comparing download speeds to all other internet providers in 57428. Versus other cable providers in the area, Midco cable is the fastest. There are no different maximum speeds throughout 57428. The fastest plan anyone in 57428 can order from Midco goes up to 1,250 Mbps, and all 57428 customers can get this speed.
Show all download speeds
- 100.0% up to 1,250.0 Mbps
Midco cable upload speeds
In 57428 download speeds tend to be faster than than upload speeds for Midco cable. Compared to other ISPs, Midco is below average where upload speeds are concerned, and the fastest compared to other 57428 cable providers. Midco offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57428 is up to 60 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 60.0 Mbps
Valley Telecommunications Fiber in 57428, SD
Valley Telecommunications fiber coverage
About 1.52%, or 10 people, have Valley Telecommunications fiber internet available to them in the zip. The company covers the northwest 57428 area. Valley Telecommunications is a small internet service provider internet service providers in the US, with internet service available in a very small piece of 57428.
Valley Telecommunications fiber download speeds
Valley Telecommunications is above average when comparing download speeds to all other internet providers in 57428. Versus other fiber providers in the area, Valley Telecommunications fiber is one of the fastest. There are no different maximum speeds throughout 57428. The fastest plan anyone in 57428 can order from Valley Telecommunications goes up to 1,000 Mbps, and all 57428 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Valley Telecommunications fiber upload speeds
In 57428 download speeds tend to be equal to than upload speeds for Valley Telecommunications fiber. Compared to other ISPs, Valley Telecommunications is one of the fastest where upload speeds are concerned, and one of the fastest compared to other 57428 fiber providers. Valley Telecommunications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57428 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 57428, SD
T-Mobile Home Internet fixed wireless coverage
About 74.85%, or 491 people, have T-Mobile Home Internet fixed wireless internet available to them in the zip. The company covers the central, north, northeast, southwest, west, northwest, southeast, and east 57428 area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in much of 57428.
T-Mobile Home Internet fixed wireless download speeds
T-Mobile Home Internet is the slowest when comparing download speeds to all other internet providers in 57428. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is the slowest. There are no different maximum speeds throughout 57428. The fastest plan anyone in 57428 can order from T-Mobile Home Internet goes up to 25 Mbps, and all 57428 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 57428 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 the slowest where upload speeds are concerned, and the slowest compared to other 57428 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 57428 is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
EarthLink Fixed Wireless in 57428, SD
EarthLink fixed wireless coverage
About 2.44%, or 16 people, have EarthLink fixed wireless internet available to them in the zip. The company covers the central 57428 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 57428.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in 57428. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the fastest. There are no different maximum speeds throughout 57428. The fastest plan anyone in 57428 can order from EarthLink goes up to 100 Mbps, and all 57428 customers can get this speed.
Show all download speeds
- 100.0% up to 100.0 Mbps
EarthLink fixed wireless upload speeds
In 57428 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 fastest compared to other 57428 fixed wireless providers. EarthLink offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57428 is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
AT&T Fixed Wireless in 57428, SD
AT&T fixed wireless coverage
About 2.44%, or 16 people, have AT&T fixed wireless internet available to them in the zip. The company covers the central 57428 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 57428.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in 57428. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the fastest. There are no different maximum speeds throughout 57428. The fastest plan anyone in 57428 can order from AT&T goes up to 100 Mbps, and all 57428 customers can get this speed.
Show all download speeds
- 100.0% up to 100.0 Mbps
AT&T fixed wireless upload speeds
In 57428 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 fastest compared to other 57428 fixed wireless providers. AT&T offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57428 is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
57428 Internet by Area
This information is most helpful to those looking for homes or considering moving to 57428 or any of the areas nearby.
How does internet in 57428 compare to the rest of South Dakota?
Internet speeds in 57428 are slower versus the average speeds in South Dakota: 1,953 Mbps in South Dakota versus 1,170 Mbps in the zip. The state has less internet availability compared to the zip. Average internet coverage in South Dakota is 98.12% versus 89.33% in 57428.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around 57428 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
- 57452, SD: more internet coverage, slower speeds
- 57448, SD: more internet coverage, slower speeds
- 57471, SD: more internet coverage, slower speeds
- 57472, SD: more internet coverage, slower speeds
- 57420, SD: more internet coverage, slower speeds
- 57631, SD: more internet coverage, slower speeds
- 57451, SD: more internet coverage, slower speeds
- 57601, SD: more internet coverage, faster speeds
- 57657, SD: less internet coverage, slower speeds
- 57401, SD: more internet coverage, faster speeds
Zip Codes with Similar Populations
- 02876, RI: more internet coverage, faster speeds
- 03445, NH: more internet coverage, faster speeds
- 03457, NH: more internet coverage, faster speeds
- 04554, ME: more internet coverage, slower speeds
- 04674, ME: more internet coverage, slower speeds
- 04780, ME: more internet coverage, slower speeds
- 05669, VT: more internet coverage, faster speeds
- 05772, VT: more internet coverage, slower speeds
- 99637, AK: more internet coverage, slower speeds
- 84643, UT: more internet coverage, slower speeds