In 57601 there are 3 residential Fiber providers covering 99.49% of the zip. The average home can get speeds up to 990 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.
This page contains all Fiber internet providers in 57601, SD.
To see availability maps for all providers including fiber, cable, DSL, and more in 57601, SD please click below.
Fiber Internet Service Providers in 57601
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 57601 are not shown.
57601 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
Where in 57601 is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 99.49% of 57601. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is WRT. Call one of the companies with service in 57601 above to see who has service at your home.
How fast is fiber internet in 57601?
The map below shows maximum fiber internet speeds by area in 57601.
Fiber Internet Speed Key
The average 57601 home can get up to 990 Mbps on their fiber internet plan. The fastest fiber download speed in the zip is 1,000 Mbps, which 98.14% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 1.35% of homes can only purchase plans up to 250 Mbps. See the internet provider details below for info about their speed and coverage in 57601.
Fiber internet speeds tend to be faster in the north parts of 57601, and slower in the southwest areas of the zip.
Is fiber the fastest internet I can get in 57601?
The fastest internet for you may vary based on where in 57601 you live. In general, cable competes most often with fiber in the zip.
- Fiber is the fastest internet type for 4.69% of 57601 homes.
- Cable is fastest for 94.79% 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 57601 homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in 57601, along with details on where in 57601 and at what speeds.
WRT Fiber in 57601, SD
WRT fiber coverage
About 97.84%, or 3,627 people, have WRT fiber internet available to them in the zip. The company covers the entire 57601 area. WRT is an average-sized internet service provider internet service providers in the US, with internet service available in most of 57601.
WRT fiber download speeds
WRT is above average when comparing download speeds to all other internet providers in 57601. Versus other fiber providers in the area, WRT fiber is one of the fastest. There are no different maximum speeds throughout 57601. The fastest plan anyone in 57601 can order from WRT goes up to 1,000 Mbps, and all 57601 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
WRT fiber upload speeds
In 57601 download speeds tend to be equal to than upload speeds for WRT fiber. Compared to other ISPs, WRT is one of the fastest where upload speeds are concerned, and one of the fastest compared to other 57601 fiber providers. WRT offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57601 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 Telecommunications Fiber in 57601, SD
Valley Telecommunications fiber coverage
About 1.78%, or 66 people, have Valley Telecommunications fiber internet available to them in the zip. The company covers the north and northeast 57601 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 57601.
Valley Telecommunications fiber download speeds
Valley Telecommunications is above average when comparing download speeds to all other internet providers in 57601. Versus other fiber providers in the area, Valley Telecommunications fiber is one of the fastest. There are no different maximum speeds throughout 57601. The fastest plan anyone in 57601 can order from Valley Telecommunications goes up to 1,000 Mbps, and all 57601 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Valley Telecommunications fiber upload speeds
In 57601 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 57601 fiber providers. Valley Telecommunications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57601 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Cheyenne River Sioux Tribe Telephone Authority (CRST) Fiber in 57601, SD
CRST fiber coverage
About 1.59%, or 59 people, have CRST fiber internet available to them in the zip. The company covers the southwest and southeast 57601 area. CRST is a small internet service provider internet service providers in the US, with internet service available in a very small piece of 57601.
Cheyenne River Sioux Tribe Telephone Authority (CRST) fiber download speeds
CRST is below average when comparing download speeds to all other internet providers in 57601. Versus other fiber providers in the area, CRST fiber is the slowest. There are no different maximum speeds throughout 57601. The fastest plan anyone in 57601 can order from CRST goes up to 250 Mbps, and all 57601 customers can get this speed.
Show all download speeds
- 100.0% up to 250.0 Mbps
Cheyenne River Sioux Tribe Telephone Authority (CRST) fiber upload speeds
In 57601 download speeds tend to be faster than than upload speeds for CRST fiber. Compared to other ISPs, CRST is below average where upload speeds are concerned, and the slowest compared to other 57601 fiber providers. CRST offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57601 is up to 100 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 100.0 Mbps
57601 Fiber by Area
This information is most helpful to those looking for homes or considering moving to 57601 or any of the areas nearby.
How does fiber internet in 57601 compare to the rest of South Dakota?
Fiber internet speeds in 57601 are much faster versus the average speeds in South Dakota: 0.00 Mbps in South Dakota versus 990 Mbps in the zip. The state has similar fiber availability compared to the zip. Average fiber coverage in South Dakota is 0.00% versus 99.49% in 57601.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around 57601 are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fiber internet 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
- 57631, SD: less fiber coverage, faster speeds
- 57658, SD: more fiber coverage, faster speeds
- 57657, SD: less fiber coverage, faster speeds
- 57472, SD: more fiber coverage, faster speeds
- 57646, SD: more fiber coverage, faster speeds
- 57639, SD: less fiber coverage, faster speeds
- 57452, SD: less fiber coverage, faster speeds
- 57656, SD: less fiber coverage, slower speeds
- 57428, SD: less fiber coverage, faster speeds
- 57448, SD: less fiber coverage, faster speeds
Zip Codes with Similar Populations
- 77871, TX: less fiber coverage, faster speeds
- 75683, TX: less fiber coverage, faster speeds
- 21658, MD: less fiber coverage, faster speeds
- 75750, TX: less fiber coverage, faster speeds
- 19505, PA: less fiber coverage, faster speeds
- 19022, PA: less fiber coverage, slower speeds
- 75925, TX: less fiber coverage, faster speeds
- 76225, TX: less fiber coverage, faster speeds
- 18618, PA: less fiber coverage, faster speeds
- 76462, TX: less fiber coverage, faster speeds