In Groton there are 2 residential Fiber providers covering 99.81% of the city. The average home can get speeds up to 4,381 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 Groton, SD.
To see availability maps for all providers including fiber, cable, DSL, and more in Groton, SD please click below.
Fiber Internet Service Providers in Groton
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 Groton are not shown.
Groton 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 Groton is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 99.81% of Groton. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Midco. Call one of the companies with service in Groton above to see who has service at your home.
How fast is fiber internet in Groton?
The map below shows maximum fiber internet speeds by area in Groton.
Fiber Internet Speed Key
The average Groton home can get up to 4,381 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 5,000 Mbps, which 84.36% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 15.45% 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 Groton.
Fiber internet speeds tend to be faster in the central parts of Groton, and slower in the northwest areas of the city.
Is fiber the fastest internet I can get in Groton?
The fastest internet for you may vary based on where in Groton you live. In general, satellite competes most often with fiber in the city.
- Fiber is the fastest internet type for 99.81% of Groton homes.
- Cable is fastest for less than 1% of the city.
- 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 Groton homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Groton, along with details on where in Groton and at what speeds.
NVC Fiber in Groton, SD
NVC fiber coverage
About 99.81%, or 1,602 people, have NVC fiber internet available to them in the city. The company covers the entire Groton area. NVC is a large internet service provider internet service providers in the US, with internet service available in most of Groton.
NVC fiber download speeds
NVC is above average when comparing download speeds to all other internet providers in Groton. Versus other fiber providers in the area, NVC fiber is the slowest. There are no different maximum speeds throughout Groton. The fastest plan anyone in Groton can order from NVC goes up to 1,000 Mbps, and all Groton customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
NVC fiber upload speeds
In Groton download speeds tend to be faster than than upload speeds for NVC fiber. Compared to other ISPs, NVC is below average where upload speeds are concerned, and the slowest compared to other Groton fiber providers. NVC offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Groton is up to 200 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 200.0 Mbps
Midco Fiber in Groton, SD
Midco fiber coverage
About 84.36%, or 1,354 people, have Midco fiber internet available to them in the city. The company covers the central, south, east, north, west, northeast, southeast, and southwest Groton area. Midco is a large internet service provider internet service providers in the US, with internet service available in much of Groton.
Midco fiber download speeds
Midco is the fastest when comparing download speeds to all other internet providers in Groton. Versus other fiber providers in the area, Midco fiber is the fastest. There are no different maximum speeds throughout Groton. The fastest plan anyone in Groton can order from Midco goes up to 5,000 Mbps, and all Groton customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
Midco fiber upload speeds
In Groton download speeds tend to be equal to than upload speeds for Midco fiber. Compared to other ISPs, Midco is the fastest where upload speeds are concerned, and the fastest compared to other Groton fiber providers. Midco offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Groton is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
Groton Fiber by Area
This information is most helpful to those looking for homes or considering moving to Groton or any of the areas nearby.
How does fiber internet in Groton compare to the rest of South Dakota?
Fiber internet speeds in Groton are much faster versus the average speeds in South Dakota: 0.00 Mbps in South Dakota versus 4,381 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in South Dakota is 0.00% versus 99.81% in Groton.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Groton 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 cities?
Below are cities nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Cities
- James, SD: more fiber coverage, slower speeds
- Putney, SD: less fiber coverage, slower speeds
- Ferney, SD: more fiber coverage, slower speeds
- Andover, SD: more fiber coverage, slower speeds
- Tacoma Park, SD: less fiber coverage, slower speeds
- Bath, SD: more fiber coverage, slower speeds
- Huffton, SD: more fiber coverage, slower speeds
- Verdon, SD: less fiber coverage, slower speeds
- Stratford, SD: less fiber coverage, slower speeds
- Pierpont, SD: less fiber coverage, slower speeds
Cities with Similar Populations
- Lake Waccamaw, NC: less fiber coverage, slower speeds
- Monroe North, WA: less fiber coverage, faster speeds
- Lower Brule, SD: more fiber coverage, slower speeds
- Lincoln, NH: less fiber coverage, slower speeds
- Limestone, IL: less fiber coverage, slower speeds
- Lenox, IA: less fiber coverage, slower speeds
- Troy, KS: less fiber coverage, slower speeds
- Lake Murray of Richland, SC: less fiber coverage, faster speeds
- Kellyton, AL: less fiber coverage, slower speeds
- Karns City, PA: less fiber coverage, faster speeds