In Glenham there are 9 residential internet providers covering 100.00% of the city. 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.
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9 Internet Service Providers in Glenham
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 Glenham are not shown.
Glenham 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 Glenham
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.
Please note some providers will take longer to load than others
Internet service is available in 100.00% of Glenham. 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 Valley Telecommunications. Now you can call companies in Glenham with more confidence that they might be available.
How fast are internet speeds in Glenham?
The map below shows maximum internet speeds by area in Glenham.
Internet Speed Key
The average Glenham home can get up to 1,000 Mbps on their internet plan. For most people, the fastest download speed in the city is 1,000 Mbps, which 100.00% of residents can get.
What type of internet should I choose in Glenham?
The fastest internet for you may vary based on where in Glenham you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 100.00% of Glenham 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 Glenham homes.
Internet Market Health in Glenham
Internet Competition Key
The map shows how competitive the Glenham 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 Glenham based on what connections the average home has availabile:
- Average number of internet service providers to a home: 2.5 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 1.9 (very unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 2.2 (very unhealthy)
Overall, competition is very unhealthy.
Glenham internet customers have the ability to buy internet service from 1 to 5 different providers, depending on where they live. For different types of service, Glenham homes have between 1 and 2 options. 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 worse. Glenham internet customers who want faster speeds have between 1 and 4 choices 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, Glenham badly needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Glenham, along with details on where in Glenham and at what speeds.
Valley Telecommunications Fiber in Glenham, SD
Valley Telecommunications fiber coverage
About 96.95%, or 286 people, have Valley Telecommunications fiber internet available to them in the city. The company covers the entire Glenham area. Valley Telecommunications is a small internet service provider internet service providers in the US, with internet service available in most of Glenham.
Valley Telecommunications fiber download speeds
Valley Telecommunications is one of the fastest when comparing download speeds to all other internet providers in Glenham. Versus other fiber providers in the area, Valley Telecommunications fiber is one of the fastest. There are no different maximum speeds throughout Glenham. The fastest plan anyone in Glenham can order from Valley Telecommunications goes up to 1,000 Mbps, and all Glenham customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Valley Telecommunications fiber upload speeds
In Glenham 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 Glenham fiber providers. Valley Telecommunications offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Glenham is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
WRT Fiber in Glenham, SD
WRT fiber coverage
About 7.12%, or 21 people, have WRT fiber internet available to them in the city. The company covers the west and southwest Glenham area. WRT is an average-sized internet service provider internet service providers in the US, with internet service available in a very small piece of Glenham.
WRT fiber download speeds
WRT is one of the fastest when comparing download speeds to all other internet providers in Glenham. Versus other fiber providers in the area, WRT fiber is one of the fastest. There are no different maximum speeds throughout Glenham. The fastest plan anyone in Glenham can order from WRT goes up to 1,000 Mbps, and all Glenham customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
WRT fiber upload speeds
In Glenham 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 Glenham fiber providers. WRT offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Glenham 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 Glenham, SD
CRST fiber coverage
About 3.05%, or 9 people, have CRST fiber internet available to them in the city. The company covers the southwest Glenham area. CRST is a small internet service provider internet service providers in the US, with internet service available in a very small piece of Glenham.
Cheyenne River Sioux Tribe Telephone Authority (CRST) fiber download speeds
CRST is below average when comparing download speeds to all other internet providers in Glenham. Versus other fiber providers in the area, CRST fiber is the slowest. There are no different maximum speeds throughout Glenham. The fastest plan anyone in Glenham can order from CRST goes up to 250 Mbps, and all Glenham 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 Glenham 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 Glenham fiber providers. CRST offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Glenham is up to 100 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 100.0 Mbps
T-Mobile Home Internet Fixed Wireless in Glenham, SD
T-Mobile Home Internet fixed wireless coverage
About 87.46%, or 258 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Glenham area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in most of Glenham.
T-Mobile Home Internet fixed wireless download speeds
T-Mobile Home Internet is below average when comparing download speeds to all other internet providers in Glenham. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is one of the fastest. There are no different maximum speeds throughout Glenham. The fastest plan anyone in Glenham can order from T-Mobile Home Internet goes up to 25 Mbps, and all Glenham customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Glenham download speeds tend to be faster than than upload speeds for T-Mobile Home Internet fixed wireless. Compared to other ISPs, T-Mobile Home Internet is below average where upload speeds are concerned, and one of the fastest compared to other Glenham fixed wireless providers. T-Mobile Home Internet offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Glenham is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
Standing Rock Telecommunications Fixed Wireless in Glenham, SD
Standing Rock Telecom fixed wireless coverage
About 30.51%, or 90 people, have Standing Rock Telecom fixed wireless internet available to them in the city. The company covers the south and west Glenham area. Standing Rock Telecom is a small internet service provider internet service providers in the US, with internet service available in a small portion of Glenham.
Standing Rock Telecommunications fixed wireless download speeds
Standing Rock Telecom is the slowest when comparing download speeds to all other internet providers in Glenham. Versus other fixed wireless providers in the area, Standing Rock Telecom fixed wireless is the slowest. There are no different maximum speeds throughout Glenham. The fastest plan anyone in Glenham can order from Standing Rock Telecom goes up to 10 Mbps, and all Glenham customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Standing Rock Telecommunications fixed wireless upload speeds
In Glenham download speeds tend to be faster than than upload speeds for Standing Rock Telecom fixed wireless. Compared to other ISPs, Standing Rock Telecom is the slowest where upload speeds are concerned, and the slowest compared to other Glenham fixed wireless providers. Standing Rock Telecom offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Glenham is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
EarthLink Fixed Wireless in Glenham, SD
EarthLink fixed wireless coverage
About 12.54%, or 37 people, have EarthLink fixed wireless internet available to them in the city. The company covers the south and northwest Glenham area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Glenham.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Glenham. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the fastest. There are no different maximum speeds throughout Glenham. The fastest plan anyone in Glenham can order from EarthLink goes up to 25 Mbps, and all Glenham customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Glenham download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the fastest compared to other Glenham fixed wireless providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Glenham is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
AT&T Fixed Wireless in Glenham, SD
AT&T fixed wireless coverage
About 12.54%, or 37 people, have AT&T fixed wireless internet available to them in the city. The company covers the south and northwest Glenham area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Glenham.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in Glenham. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the fastest. There are no different maximum speeds throughout Glenham. The fastest plan anyone in Glenham can order from AT&T goes up to 25 Mbps, and all Glenham customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Glenham download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the fastest compared to other Glenham fixed wireless providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Glenham is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
Glenham Internet by Area
This information is most helpful to those looking for homes or considering moving to Glenham or any of the areas nearby.
How does internet in Glenham compare to the rest of South Dakota?
Internet speeds in Glenham are slower versus the average speeds in South Dakota: 1,953 Mbps in South Dakota versus 1,000 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 Glenham.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Glenham 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
- Mobridge, SD: less internet coverage, faster speeds
- Sitka, SD: less internet coverage, similar speeds
- Selby, SD: equal internet coverage, faster speeds
- Wakpala, SD: equal internet coverage, slower speeds
- Akaska, SD: equal internet coverage, similar speeds
- Promise, SD: less internet coverage, slower speeds
- Mound City, SD: less internet coverage, similar speeds
- North Riverside, SD: equal internet coverage, similar speeds
- Java, SD: less internet coverage, faster speeds
- Trail City, SD: less internet coverage, slower speeds
Cities with Similar Populations
- Grangeburg, AL: less internet coverage, faster speeds
- Sullivan, KY: less internet coverage, slower speeds
- Sugar Grove, WV: less internet coverage, slower speeds
- Stronghope, MS: less internet coverage, slower speeds
- Sterling Center, MN: equal internet coverage, slower speeds
- Hargis, LA: less internet coverage, slower speeds
- Guthery Crossroads, AL: equal internet coverage, faster speeds
- Gum Sulphur, KY: equal internet coverage, slower speeds
- Groseclose, VA: equal internet coverage, faster speeds
- Grisham, MO: equal internet coverage, slower speeds