In Green Grass there are 4 residential internet providers covering 100.00% of the city. The average home can get speeds up to 252 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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4 Internet Service Providers in Green Grass
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 Green Grass are not shown.
Green Grass 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 Green Grass
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 Green Grass. 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 CRST. Now you can call companies in Green Grass with more confidence that they might be available.
How fast are internet speeds in Green Grass?
The map below shows maximum internet speeds by area in Green Grass.
Internet Speed Key
The average Green Grass home can get up to 252 Mbps on their internet plan. For most people, the fastest download speed in the city is 300 Mbps, which 4.24% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 95.76% of homes can only purchase plans up to 250 Mbps. See the internet provider details below for info about their speed and coverage in Green Grass.
Internet speeds tend to be faster in the north parts of Green Grass, and slower in the south areas of the city.
What type of internet should I choose in Green Grass?
The fastest internet for you may vary based on where in Green Grass you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 95.76% of Green Grass homes.
- Cable is fastest for less than 1% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 4.24%.
- Satellite internet may be the only option for less than 1% of Green Grass homes.
Internet Market Health in Green Grass
Internet Competition Key
The map shows how competitive the Green Grass 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 Green Grass based on what connections the average home has availabile:
- Average number of internet service providers to a home: 1.0 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 1.0 (very unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 1.0 (very unhealthy)
Overall, competition is very unhealthy.
Green Grass internet customers have the ability to buy internet service from 1 provider, depending on where they live. For different types of service, Green Grass homes have 1 option. The type(s) of service available are fiber and fixed wireless, though these may vary depending on the region within the city.
When it comes to broadband download speeds faster than 25 Mbps, the situation is similar. Green Grass internet customers who want faster speeds have 1 choice 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, Green Grass badly needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Green Grass, along with details on where in Green Grass and at what speeds.
Cheyenne River Sioux Tribe Telephone Authority (CRST) Fiber in Green Grass, SD
CRST fiber coverage
About 95.76%, or 271 people, have CRST fiber internet available to them in the city. The company covers the entire Green Grass area. CRST is a small internet service provider internet service providers in the US, with internet service available in most of Green Grass.
Cheyenne River Sioux Tribe Telephone Authority (CRST) fiber download speeds
CRST is the slowest when comparing download speeds to all other internet providers in Green Grass. Versus other fiber providers in the area, CRST fiber is the fastest. There are no different maximum speeds throughout Green Grass. The fastest plan anyone in Green Grass can order from CRST goes up to 250 Mbps, and all Green Grass 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 Green Grass download speeds tend to be faster than than upload speeds for CRST fiber. Compared to other ISPs, CRST is the fastest where upload speeds are concerned, and the fastest compared to other Green Grass fiber providers. CRST offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Green Grass is up to 100 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 100.0 Mbps
Verizon Fixed Wireless in Green Grass, SD
Verizon fixed wireless coverage
About 4.24%, or 12 people, have Verizon fixed wireless internet available to them in the city. The company covers the north Green Grass area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Green Grass.
Verizon fixed wireless download speeds
Verizon is the fastest when comparing download speeds to all other internet providers in Green Grass. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout Green Grass. The fastest plan anyone in Green Grass can order from Verizon goes up to 300 Mbps, and all Green Grass customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Green Grass download speeds tend to be faster than than upload speeds for Verizon fixed wireless. Compared to other ISPs, Verizon is the slowest where upload speeds are concerned, and the fastest compared to other Green Grass fixed wireless providers. Verizon offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Green Grass is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Green Grass Internet by Area
This information is most helpful to those looking for homes or considering moving to Green Grass or any of the areas nearby.
How does internet in Green Grass compare to the rest of South Dakota?
Internet speeds in Green Grass are slower versus the average speeds in South Dakota: 1,953 Mbps in South Dakota versus 252 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in South Dakota is 98.12% versus 100.00% in Green Grass.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Green Grass 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 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
- North Eagle Butte, SD: equal internet coverage, slower speeds
- Eagle Butte, SD: less internet coverage, slower speeds
- Bear Creek, SD: less internet coverage, faster speeds
- Lantry, SD: equal internet coverage, slower speeds
- Whitehorse, SD: equal internet coverage, slower speeds
- Timber Lake, SD: less internet coverage, slower speeds
- Isabel, SD: less internet coverage, slower speeds
- Thunder Butte, SD: equal internet coverage, slower speeds
- Dupree, SD: less internet coverage, faster speeds
- Glencross, SD: less internet coverage, faster speeds
Cities with Similar Populations
- Davis Chapel, TN: equal internet coverage, faster speeds
- Comer, KY: equal internet coverage, faster speeds
- Comstock, MN: less internet coverage, faster speeds
- Concord, LA: less internet coverage, faster speeds
- Concord, TN: less internet coverage, faster speeds
- Cordell, KY: equal internet coverage, faster speeds
- Couchwood, LA: less internet coverage, faster speeds
- Cove Neck, NY: equal internet coverage, faster speeds
- Coverdale, GA: less internet coverage, faster speeds
- Cowan, KY: equal internet coverage, faster speeds