10 Best Internet Providers in 57212, SD
Find internet availability by address in 57212, SD
Jump to: Best Internet Provider | Availability Maps | Customer Reviews | 57212 ISP Report Card | Business Internet in 57212
| 57212 ISP Report Card | B- | |
| Download Speed for Most Households | 996 Mbps | |
| Number of Internet Service Providers | 10 | |
| Real 57212 Customer Ratings | 0 |
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
57212 has 10 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Cable, Fiber, Fixed Wireless, and DSL internet are available in the zip. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in 57212.
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57212 has 10 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Cable, Fiber, Fixed Wireless, and DSL internet are available in the zip. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in 57212.
Compare Providers Ranked by Coverage, Speed, and Customer Ratings
Valley FiberCom
Connection
Customer Rating
Fiber
Centurylink
Connection
Customer Rating
DSL
Mediacom
Connection
Customer Rating
Cable
ITC
Connection
Customer Rating
Fiber
Above are the top 4 providers in 57212, SD for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your zip.
Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local 57212 ratings may vary and are shown below.
Who is the Best Internet Provider in 57212, SD?
AT&T is the best internet provider in 57212 based on South Dakota customer satisfaction ratings and reviews. Based on our extensive and unbiased survey, AT&T had the best reviews at the local, state, and national levels versus all available providers in 57212, making it a solid recommendation among providers with reviews. Unfortunately, AT&T is an option for 1.73% of the zip.
or call 1-877-610-1219
The chart and table below show average customer ratings from customers in 57212, South Dakota, and customers throughout the country.
Top Rated Internet Providers in 57212
Local, State, and National Ratings for all 57212 Internet Providers
| ISP / Tech Type | 57212 Overall | South Dakota Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| AT&T | (0) | (3) | (924) | View Plans | ||
| Alliance Communications | (0) | (2) | (2) | View Plans | ||
| ITC | (0) | (6) | (6) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| T-Mobile Home Internet | (0) | (0) | (284) | View Plans | ||
| EarthLink | (0) | (0) | (12) | View Plans | ||
| Centurylink | (0) | (0) | (163) | View Plans | ||
| Mediacom | (0) | (0) | (84) | View Plans | ||
| GigFire | (0) | (0) | (1) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans | ||
| wispwest.net | (0) | (0) | (0) | View Plans | ||
| Valley FiberCom | (0) | (0) | (0) | View Plans |
Based on 12 reviews from South Dakota internet customers, AT&T is the best internet service provider for 57212 residents. AT&T was rated at an average of 4.67 out of 5 in our report for overall customer satisfaction. Interstate Telecommunications Cooperative wins for second-place in South Dakota, with 4.50 out of 5 stars and 13.3% coverage in 57212.
At a national level, based on 1505 national reviews for any of the providers listed above, Alliance Communications is rated higher than any other provider, with a rating of 4.36 out of 5.
Which Providers are Available at my Home in 57212?
a different provider.

Internet Availability Key
Speeds and coverage vary within the zip, and sometimes even from block to block. The map shows speeds per provider and where each provider is available.
Who is the Fastest Internet Provider in 57212?
According to unbiased feedback from real internet customers in the zip, they reported being happiest with speeds provided by Alliance Communications. On the other hand, based on data provided by the internet providers to the FCC, Valley FiberCom, Mediacom, Interstate Telecommunications Cooperative, and Alliance Communications should have faster speeds at a local level. While we typically put more weight on real-world customer ratings, we display both satisfaction and technical maximum information for customers to decide for themselves.
Data Reported to FCC by ISPs: Average Maximum Available in 57212
| ISP / Tech Type | Max Advertised Speed | ||
|---|---|---|---|
| Alliance Communications | 1,000 Mbps | ||
| Interstate Telecommunications Cooperative | 1,000 Mbps | ||
| Mediacom | 1,000 Mbps | ||
| Valley FiberCom | 1,000 Mbps | ||
| GigFire | 150 Mbps | ||
| T-Mobile Home Internet | 100 Mbps | ||
| wispwest.net | 100 Mbps | ||
| Viasat | 100 Mbps | ||
| Centurylink | 60 Mbps | ||
| AT&T | 25 Mbps | ||
| EarthLink | 25 Mbps | ||
| HughesNet | 25 Mbps |
Customer Ratings for Internet Provider Speeds in 57212
| ISP / Tech Type | 57212 Speed | South Dakota Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| Alliance Communications | (0) | (2) | (2) | View Plans | ||
| AT&T | (0) | (3) | (924) | View Plans | ||
| ITC | (0) | (6) | (6) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| T-Mobile Home Internet | (0) | (0) | (284) | View Plans | ||
| Mediacom | (0) | (0) | (84) | View Plans | ||
| Centurylink | (0) | (0) | (163) | View Plans | ||
| EarthLink | (0) | (0) | (12) | View Plans | ||
| GigFire | (0) | (0) | (1) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans | ||
| wispwest.net | (0) | (0) | (0) | View Plans | ||
| Valley FiberCom | (0) | (0) | (0) | View Plans |
Based on data reported by 57212 ISPs to the FCC, the fastest speeds in the zip are available through Valley FiberCom, Mediacom, Interstate Telecommunications Cooperative, and Alliance Communications. These internet providers offer speeds up to 1,000 Mbps in 57212. Therefore, the average customer can get up to 1,000 Mbps if they're willing to purchase the fastest subscription tier available at their homes.
Additionally, actual customers in the zip rated their satisfaction with internet speed highest with Alliance Communications. This indicates Alliance Communications reliably delivers speeds expected by the customer based on the plan they are paying for.
Who is the Cheapest Internet Provider in 57212?
South Dakota customers rate AT&T as the cheapest internet service provider in state. Data comes from customers in the state rating their satisfaction with pricing. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
AT&T received a local rating of 4.00 out of 5, which is lower than the average across all internet providers in the country. Interstate Telecommunications Cooperative is rated in second place for affordability by the company’s 57212 customers with an average price rating of 3.50 out of 5.
The chart and graph below show how customers in 57212, South Dakota, and the United States rated the affordability of their internet service.
Rated Affordability in 57212
| ISP / Tech Type | 57212 Affordability | South Dakota Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| AT&T | (0) | (3) | (924) | View Plans | ||
| ITC | (0) | (6) | (6) | View Plans | ||
| Alliance Communications | (0) | (2) | (2) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| T-Mobile Home Internet | (0) | (0) | (284) | View Plans | ||
| GigFire | (0) | (0) | (1) | View Plans | ||
| Centurylink | (0) | (0) | (163) | View Plans | ||
| EarthLink | (0) | (0) | (12) | View Plans | ||
| Mediacom | (0) | (0) | (84) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans | ||
| wispwest.net | (0) | (0) | (0) | View Plans | ||
| Valley FiberCom | (0) | (0) | (0) | View Plans |
57212 Internet Health Assessment
ISP Reports evaluates the technological infrastructure across the United States. This includes assessing a grade for ISP providers and infrastructure in the zip and setting an index number for the digital connectivity of its residents. You can view the ISP Report Card and the Digital Connectivity Index for 57212 below, including the metrics used and how 57212 compares to the rest of South Dakota and nation.
| Metric
(hover for details)
|
57212 | South Dakota | USA | ||
|---|---|---|---|---|---|
| Fiber Availability Percent The percentage of households in 57212 that have a Fiber internet connection available to their home. | 99.32% | 60.99% | 67.25% | ||
| Average Download SpeedThe maximum download speed most households can get on average. This is measured by availability in a block group and weighted by the population in that area. | 996 Mbps | 1,953 Mbps | 3,293 Mbps | ||
| Provider CountThe number of providers available for most people. This is a weighted average by block rather than a total for 57212. | 5.0 | 5.3 | 6.8 |
| Average Household SizeA larger household size in a zip indicates that there will be a greater need for bandwidth due to simultaneous usage, multiple devices, and network congestion. | 2.4 | 2.5 | 2.7 | ||
| Work From Home PercentA higher percent of the population working from home indicates bandwidth requirements being more widely needed rather than consolidated to commercial portions of the city. | 12% | 10% | 14% | ||
| Households with DevicesA higher percentage of households with computing devices in the home indicates a higher level of infrastructure needed to support those households. | 97% | 94% | 95% | ||
| Households with InternetA higher percentage of households with internet indicates a higher need for usage and connectivity in people’s daily lives. | 90% | 89% | 90% | ||
| Households with BroadbandA higher percentage of households with a broadband connection (defined as speeds above 25 Mbps) indicates heavier usage needs within these households. | 64% | 75% | 75% | ||
| Broadband Usage vs. AvailabilityThis measures what percentage of households who have a broadband connection to their home actually have an active subscription to that service. | 65% | 76% | 76% |
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
57212 ISP Report Card & Digital Connectivity Index
The ISP Report Card in 57212 is B-, which is comparable to other zip codes. The local demand for broadband internet connectivity in 57212 is high with a score of 55 / 100 in our Digital Connectivity Index. This means that internet service providers operating in 57212 have done a average job meeting the needs of its residents.
The 57212 ISP Report Card evaluates the zip on availability and speed metrics compared to other zip codes in the United States. ISP Infrastructure can vary greatly and on its own isn’t a perfect measure of what a zip needs. Please see our ISP Report Card along with the Digital Connectivity Index above to evaluate how well the connectivity demand is met by the existing infrastructure.
90% of 57212 households have an internet connection despite having 99.74% availability. 64% of households have fiber, cable, or DSL, 10% have satellite, 0% are still on dial-up, and 3% of households have internet but don’t pay for a subscription because it’s subsidized by the Affordable Connectivity Program.
As you can see in the table above, while 64% of households have a broadband connection such as fiber, cable or DSL available to their home, 65% subscribe to it. A moderate amount of 57212 residents are taking advantage of the available internet infrastructure.
For more details, please visit our ISP Report Card and Digital Connectivity Index pages.
How do Neighboring Zip Codes Compare to 57212?
- ISP Report Card: B-
- Digital Connectivity Index: 52 / 100
- ISP Report Card: C
- Digital Connectivity Index: 36 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 51 / 100
How Much Speed does a 57212 Household Need?
Higher speed is typically preferred, but that comes at a higher price. The average size of a household in 57212 is 2.4, which is smaller than the South Dakota average of 2.5 and smaller than the national average of 2.7. 57212's average household income is $87,326 which is much higher than the South Dakota average of $76,929 and higher than the national average of $90,606. Homes with fewer people living in them and with higher incomes tend to indicate a fairly average device usage pattern.
57212 also has 10% of its population enrolled in school between the 6th grade and college level, this is lower than the South Dakota average of 15%. Additionally, 12% of residents work from home, which is higher than the 10% of residents in South Dakota who work from home. This and other factors you can see above show us that the community of 57212 has a high need for internet connectivity and speeds.
Compared to the rest of the country, 57212 households are more technology-engaged. 97% of households have some sort of computing device, 82% have desktops or laptops in the home, and 95% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.
Which Fiber Internet Providers are Available in 57212?
Valley FiberCom Fiber in 57212, SD
Valley FiberCom offers Fiber service to 86.0% of 57212 homes. Across the zip, Valley FiberCom Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
ITC Fiber in 57212, SD
Interstate Telecommunications Cooperative offers Fiber service to 13.3% of 57212 homes. Across the zip, ITC Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
Alliance Communications Fiber in 57212, SD
Alliance Communications offers Fiber service to 7.2% of 57212 homes. Across the zip, Alliance Communications Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
Which Cable Internet Providers are Available in 57212?
Mediacom Cable in 57212, SD
Mediacom offers Cable service to 48.2% of 57212 homes. Across the zip, Mediacom Cable is the only type of service available from the company, with speeds up to 1,000 Mbps
Which DSL Internet Providers are Available in 57212?
Centurylink DSL in 57212, SD
Centurylink offers DSL service to 80.4% of 57212 homes. Across the zip, Centurylink DSL is the only type of service available from the company, with speeds up to 23 Mbps, with speeds from 10 Mpbs up to 60 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 5.0, with an average of 2.0 Mbps throughout the zip.
Which Fixed Wireless and LTE Internet Providers are Available in 57212?
GigFire Fixed Wireless in 57212, SD
GigFire offers Fixed Wireless service to 94.5% of 57212 homes. Across the zip, GigFire Fixed Wireless is the only type of service available from the company, with speeds up to 149 Mbps, with speeds from 100 Mpbs up to 150 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 20 and as high as 130, with an average of 128 Mbps throughout the zip.
wispwest.net Fixed Wireless in 57212, SD
wispwest.net offers Fixed Wireless service to 91.0% of 57212 homes. Across the zip, wispwest.net Fixed Wireless is the only type of service available from the company, with speeds up to 87 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 8.0 and as high as 20, with an average of 17 Mbps throughout the zip.
T-Mobile Home Internet Fixed Wireless in 57212, SD
T-Mobile Home Internet offers Fixed Wireless service to 76.3% of 57212 homes. Across the zip, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 75 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 14 Mbps throughout the zip.
EarthLink Fixed Wireless in 57212, SD
EarthLink offers Fixed Wireless service to 1.7% of 57212 homes. Across the zip, EarthLink Fixed Wireless is the only type of service available from the company, with speeds up to 25 Mbps
AT&T Fixed Wireless in 57212, SD
AT&T offers Fixed Wireless service to 1.7% of 57212 homes. Across the zip, AT&T Fixed Wireless is the only type of service available from the company, with speeds up to 25 Mbps
Which ISP Should You Choose in 57212?
The right ISP for you depends upon your needs, but in general we can make the following suggestions:
- The best all-around internet service provider in 57212 is AT&T.
- The fastest internet provider should be Valley FiberCom, Mediacom, Interstate Telecommunications Cooperative, and Alliance Communications. Considering speed for the money and reliability in speeds, Alliance Communications may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in 57212 is AT&T.
- Viasat, HughesNet, and GigFire has the broadest coverage in 57212, and is most likely to cover your home. To find out exactly what's available at your home, please use our address search tool.
How does 57212 compare to other cities with a similar population?
To see how 57212 stacks up on the national level, it's useful to look at some other cities with similarly sized populations. Below you can see a list of these cities and how they compare to 57212's B- ISP Report Card and 55 / 100 Digital Connectivity Index.
- ISP Report Card: C-
- Digital Connectivity Index: 35 / 100
- ISP Report Card: C+
- Digital Connectivity Index: 48 / 100
- ISP Report Card: C+
- Digital Connectivity Index: 43 / 100
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