In 57730 there are 2 residential Fiber providers covering 96.43% 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.
This page contains all Fiber internet providers in 57730, SD.
To see availability maps for all providers including fiber, cable, DSL, and more in 57730, SD please click below.
Fiber Internet Service Providers in 57730
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 57730 are not shown.
57730 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 57730 is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 96.43% of 57730. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Golden West Telecommunications. Call one of the companies with service in 57730 above to see who has service at your home.
How fast is fiber internet in 57730?
The map below shows maximum fiber internet speeds by area in 57730.
Fiber Internet Speed Key
The average 57730 home can get up to 1,000 Mbps on their fiber internet plan. The fastest fiber download speed in the zip is 1,000 Mbps, which 96.43% of residents can get.
Is fiber the fastest internet I can get in 57730?
The fastest internet for you may vary based on where in 57730 you live. In general, fixed wireless competes most often with fiber in the zip.
- Fiber is the fastest internet type for 96.43% of 57730 homes.
- Cable is fastest for less than 1% of the zip.
- DSL is fastest for 1.56%.
- Fixed wireless is fastest for 1.56%.
- Satellite internet may be the only option for less than 1% of 57730 homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in 57730, along with details on where in 57730 and at what speeds.
Golden West Telecommunications Fiber in 57730, SD
Golden West Telecommunications fiber coverage
About 95.95%, or 4,998 people, have Golden West Telecommunications fiber internet available to them in the zip. The company covers the entire 57730 area. Golden West Telecommunications is a large internet service provider internet service providers in the US, with internet service available in most of 57730.
Golden West Telecommunications fiber download speeds
Golden West Telecommunications is one of the fastest when comparing download speeds to all other internet providers in 57730. Versus other fiber providers in the area, Golden West Telecommunications fiber is one of the fastest. There are no different maximum speeds throughout 57730. The fastest plan anyone in 57730 can order from Golden West Telecommunications goes up to 1,000 Mbps, and all 57730 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Golden West Telecommunications fiber upload speeds
In 57730 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 57730 fiber providers. Golden West Telecommunications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57730 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Mt. Rushmore Telephone Company Fiber in 57730, SD
Mt. Rushmore Telephone Company fiber coverage
About 1.56%, or 81 people, have Mt. Rushmore Telephone Company fiber internet available to them in the zip. The company covers the southeast, northeast, and east 57730 area. Mt. Rushmore Telephone Company is a small internet service provider internet service providers in the US, with internet service available in a very small piece of 57730.
Mt. Rushmore Telephone Company fiber download speeds
Mt. Rushmore Telephone Company is one of the fastest when comparing download speeds to all other internet providers in 57730. Versus other fiber providers in the area, Mt. Rushmore Telephone Company fiber is one of the fastest. There are no different maximum speeds throughout 57730. The fastest plan anyone in 57730 can order from Mt. Rushmore Telephone Company goes up to 1,000 Mbps, and all 57730 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Mt. Rushmore Telephone Company fiber upload speeds
In 57730 download speeds tend to be equal to than upload speeds for Mt. Rushmore Telephone Company fiber. Compared to other ISPs, Mt. Rushmore Telephone Company is one of the fastest where upload speeds are concerned, and one of the fastest compared to other 57730 fiber providers. Mt. Rushmore Telephone Company offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 57730 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
57730 Fiber by Area
This information is most helpful to those looking for homes or considering moving to 57730 or any of the areas nearby.
How does fiber internet in 57730 compare to the rest of South Dakota?
Fiber internet speeds in 57730 are much faster versus the average speeds in South Dakota: 0.00 Mbps in South Dakota versus 1,000 Mbps in the zip. The state has similar fiber availability compared to the zip. Average fiber coverage in South Dakota is 0.00% versus 96.43% in 57730.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around 57730 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
- 57773, SD: more fiber coverage, similar speeds
- 57751, SD: less fiber coverage, similar speeds
- 57744, SD: less fiber coverage, faster speeds
- 57738, SD: less fiber coverage, similar speeds
- 82701, WY: less fiber coverage, similar speeds
- 57780, SD: less fiber coverage, similar speeds
- 82732, WY: more fiber coverage, faster speeds
- 57543, SD: less fiber coverage, similar speeds
- 57521, SD: less fiber coverage, similar speeds
- 57562, SD: more fiber coverage, similar speeds
Zip Codes with Similar Populations
- 16673, PA: less fiber coverage, faster speeds
- 18517, PA: more fiber coverage, faster speeds
- 18452, PA: less fiber coverage, faster speeds
- 17560, PA: less fiber coverage, faster speeds
- 17090, PA: less fiber coverage, faster speeds
- 17053, PA: less fiber coverage, faster speeds
- 17004, PA: less fiber coverage, faster speeds
- 16841, PA: less fiber coverage, faster speeds
- 18621, PA: less fiber coverage, faster speeds
- 16433, PA: less fiber coverage, similar speeds