In 57018 there are 9 residential internet providers covering 100.00% of the zip. The average home can get speeds up to 1,126 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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9 Internet Service Providers in 57018
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 57018 are not shown.
57018 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 57018
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 100.00% of 57018. 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 57018 with more confidence that they might be available.
How fast are internet speeds in 57018?
The map below shows maximum internet speeds by area in 57018.
Internet Speed Key
The average 57018 home can get up to 1,126 Mbps on their internet plan. For most people, the fastest download speed in the zip is 1,250 Mbps, which 50.48% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 49.52% 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 57018.
Internet speeds tend to be faster in the central parts of 57018, and slower in the northwest areas of the zip.
What type of internet should I choose in 57018?
The fastest internet for you may vary based on where in 57018 you live. If speed is your main concern, cable will be the fastest internet in the zip.
- Fiber is the fastest internet type for 49.52% of 57018 homes.
- Cable is fastest for 50.48% 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 57018 homes.
Internet Market Health in 57018
Internet Competition Key
The map shows how competitive the 57018 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 57018 based on what connections the average home has availabile:
- Average number of internet service providers to a home: 3.3 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 2.5 (unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 3.3 (unhealthy)
Overall, competition is unhealthy.
57018 internet customers have the ability to buy internet service from 2 to 6 different providers, depending on where they live. For different types of service, 57018 homes have between 2 and 3 options. The type(s) of service available are fixed wireless, fiber, 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. 57018 internet customers who want faster speeds have between 2 and 6 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, 57018 needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in 57018, along with details on where in 57018 and at what speeds.
Golden West Telecommunications Fiber in 57018, SD
Golden West Telecommunications fiber coverage
About 99.66%, or 1,457 people, have Golden West Telecommunications fiber internet available to them in the zip. The company covers the entire 57018 area. Golden West Telecommunications is a large internet service provider internet service providers in the US, with internet service available in most of 57018.
Golden West Telecommunications fiber download speeds
Golden West Telecommunications is above average when comparing download speeds to all other internet providers in 57018. Versus other fiber providers in the area, Golden West Telecommunications fiber is one of the fastest. There are no different maximum speeds throughout 57018. The fastest plan anyone in 57018 can order from Golden West Telecommunications goes up to 1,000 Mbps, and all 57018 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Golden West Telecommunications fiber upload speeds
In 57018 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 57018 fiber providers. Golden West Telecommunications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57018 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 57018, SD
Midco cable coverage
About 50.48%, or 738 people, have Midco cable internet available to them in the zip. The company covers the central, east, south, and southeast 57018 area. Midco is a large internet service provider internet service providers in the US, with internet service available in a majority of 57018.
Midco cable download speeds
Midco is the fastest when comparing download speeds to all other internet providers in 57018. Versus other cable providers in the area, Midco cable is the fastest. There are no different maximum speeds throughout 57018. The fastest plan anyone in 57018 can order from Midco goes up to 1,250 Mbps, and all 57018 customers can get this speed.
Show all download speeds
- 100.0% up to 1,250.0 Mbps
Midco cable upload speeds
In 57018 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 57018 cable providers. Midco offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57018 is up to 60 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 60.0 Mbps
Alliance Communications Fiber in 57018, SD
Alliance Communications fiber coverage
About 1.78%, or 26 people, have Alliance Communications fiber internet available to them in the zip. The company covers the southeast 57018 area. Alliance Communications is a large internet service provider internet service providers in the US, with internet service available in a very small piece of 57018.
Alliance Communications fiber download speeds
Alliance Communications is above average when comparing download speeds to all other internet providers in 57018. Versus other fiber providers in the area, Alliance Communications fiber is one of the fastest. There are no different maximum speeds throughout 57018. The fastest plan anyone in 57018 can order from Alliance Communications goes up to 1,000 Mbps, and all 57018 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Alliance Communications fiber upload speeds
In 57018 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 57018 fiber providers. Alliance Communications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57018 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
GigFire Fixed Wireless in 57018, SD
GigFire fixed wireless coverage
About 99.25%, or 1,451 people, have GigFire fixed wireless internet available to them in the zip. The company covers the entire 57018 area. GigFire is a large internet service provider internet service providers in the US, with internet service available in most of 57018.
GigFire fixed wireless download speeds
GigFire is below average when comparing download speeds to all other internet providers in 57018. Versus other fixed wireless providers in the area, GigFire fixed wireless is the fastest. There are 2 different maximum speeds throughout 57018. The fastest plan anyone in 57018 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 57018 customers is up to 150 Mbps.
Show all download speeds
- 99.6% up to 150.0 Mbps
- 0.4% up to 100.0 Mbps
GigFire fixed wireless upload speeds
In 57018 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 57018 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 57018 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 130 Mbps.
Show all upload speeds
- 99.6% up to 130.0 Mbps
- 0.4% up to 20.0 Mbps
T-Mobile Home Internet Fixed Wireless in 57018, SD
T-Mobile Home Internet fixed wireless coverage
About 31.46%, or 460 people, have T-Mobile Home Internet fixed wireless internet available to them in the zip. The company covers the southeast, northwest, southwest, west, northeast, south, east, and north 57018 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 small portion of 57018.
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 57018. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout 57018. The fastest plan anyone in 57018 can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the zip-wide average maximum speed for 57018 customers is up to 48 Mbps.
Show all download speeds
- 30.4% up to 100.0 Mbps
- 69.6% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In 57018 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 below average compared to other 57018 fixed wireless providers. T-Mobile Home Internet 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 57018 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 8.2 Mbps.
Show all upload speeds
- 30.4% up to 20.0 Mbps
- 69.6% up to 3.0 Mbps
EarthLink Fixed Wireless in 57018, SD
EarthLink fixed wireless coverage
About 23.39%, or 342 people, have EarthLink fixed wireless internet available to them in the zip. The company covers the entire 57018 area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of 57018.
EarthLink fixed wireless download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in 57018. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are no different maximum speeds throughout 57018. The fastest plan anyone in 57018 can order from EarthLink goes up to 25 Mbps, and all 57018 customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In 57018 download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other 57018 fixed wireless providers. EarthLink offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57018 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 57018, SD
AT&T fixed wireless coverage
About 23.39%, or 342 people, have AT&T fixed wireless internet available to them in the zip. The company covers the entire 57018 area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of 57018.
AT&T fixed wireless download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in 57018. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are no different maximum speeds throughout 57018. The fastest plan anyone in 57018 can order from AT&T goes up to 25 Mbps, and all 57018 customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In 57018 download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other 57018 fixed wireless providers. AT&T offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57018 is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
57018 Internet by Area
This information is most helpful to those looking for homes or considering moving to 57018 or any of the areas nearby.
How does internet in 57018 compare to the rest of South Dakota?
Internet speeds in 57018 are slower versus the average speeds in South Dakota: 1,953 Mbps in South Dakota versus 1,126 Mbps in the zip. The state has similar internet availability compared to the zip. Average internet coverage in South Dakota is 98.12% versus 100.00% in 57018.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around 57018 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
- 57041, SD: equal internet coverage, slower speeds
- 57003, SD: less internet coverage, faster speeds
- 57020, SD: less internet coverage, faster speeds
- 57022, SD: less internet coverage, slower speeds
- 57035, SD: less internet coverage, slower speeds
- 57033, SD: equal internet coverage, faster speeds
- 57048, SD: less internet coverage, slower speeds
- 57055, SD: less internet coverage, faster speeds
- 57030, SD: less internet coverage, slower speeds
- 57058, SD: less internet coverage, slower speeds
Zip Codes with Similar Populations
- 72466, AR: less internet coverage, slower speeds
- 25831, WV: less internet coverage, slower speeds
- 27305, NC: less internet coverage, slower speeds
- 27927, NC: equal internet coverage, slower speeds
- 28637, NC: equal internet coverage, slower speeds
- 35585, AL: equal internet coverage, slower speeds
- 42049, KY: equal internet coverage, faster speeds
- 47234, IN: less internet coverage, faster speeds
- 53046, WI: less internet coverage, faster speeds
- 55954, MN: less internet coverage, slower speeds