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Best Internet Providers in New Underwood, SD

All 5 providers, ranked by coverage, speed and customer ratings

New Underwood has 5 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Fixed Wireless, and DSL internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 3 available internet technologies in New Underwood.

This page reflects the most recent FCC update from October 19, 2026, based on the Broadband Data Collection as of December 31, 2025.

What changed
Homes with fiber100.0%Pennington County 73.0%top 1%
Average top speed1,000 MbpsPennington County 3,782 Mbpstop 38%
Providers53 at a typical addressbottom 31%
Homes with internet84%Pennington County 91%bottom 41%
ISP Report CardC+score 49 of 100top 36%
Connectivity index54/100Pennington County 62/100top 25%

Ranks compare New Underwood with the 31,388 US places under 1,000 people, the tiers of our fastest-cities rankings.

The Best Internet in New Underwood, SD at a Glance

Top rankedSee the full rankingFirst in our New Underwood ranking by coverage, speed and customer ratings.See plans
FastestGolden West TelecommunicationsUp to 1,000 Mbps advertised to the FCCCompare speeds
Best ratedVerizonRated 3.50 out of 5 by its customers, available to 93.60% of homesSee plans
Lowest priceSee prices by providerListed prices appear on each provider below.See plans

New Underwood Internet Providers, Ranked by Coverage, Speed and Customer Ratings

Golden West Telecommunications

Golden West Telecommunications logo

Availability:

100.0%

Customer Rating:

1.0 of 5 stars

(1)

View Plans

Price: $59.95 - $99.95 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in New Underwood.

Max Download Speed InfoCalculated from the maximum speeds available to most New Underwood residents, weighted by block population.

Customer Rating

Fiber

100.0%

1,000 Mbps

1,000 Mbps

Fiber: 0.0 of 5 stars

(0)

T-Mobile Home Internet

T-Mobile Home Internet logo

Availability:

97.9%

Customer Rating:

4.0 of 5 stars

(342)

View Plans

1-833-601-2935 Price: Starting at $55.00 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in New Underwood.

Max Download Speed InfoCalculated from the maximum speeds available to most New Underwood residents, weighted by block population.

Customer Rating

Fixed Wireless

97.9%

91 Mbps

100 Mbps

Wireless: 4.0 of 5 stars

(342)

Verizon

Verizon logo

Availability:

93.6%

Customer Rating:

3.8 of 5 stars

(816)

View Plans

1-833-213-7018 Price: $50.00 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in New Underwood.

Max Download Speed InfoCalculated from the maximum speeds available to most New Underwood residents, weighted by block population.

Customer Rating

Fixed Wireless

93.6%

288 Mbps

300 Mbps

Wireless: 3.6 of 5 stars

(362)

EarthLink

EarthLink logo

Availability:

5.7%

Customer Rating:

3.4 of 5 stars

(15)

View Plans

1-877-418-2092 Price: Starting at $39.95 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in New Underwood.

Max Download Speed InfoCalculated from the maximum speeds available to most New Underwood residents, weighted by block population.

Customer Rating

Fixed Wireless

5.7%

25 Mbps

25 Mbps

Wireless: 3.3 of 5 stars

(4)

AT&T

AT&T logo

Availability:

5.7%

Customer Rating:

3.6 of 5 stars

(1051)

View Plans

1-877-610-1219 Price: Starting at $55.00 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in New Underwood.

Max Download Speed InfoCalculated from the maximum speeds available to most New Underwood residents, weighted by block population.

Customer Rating

Fixed Wireless

5.7%

25 Mbps

25 Mbps

Wireless: 3.6 of 5 stars

(205)

Satellite providers, which generally offer 100% coverage across the United States, are available for New Underwood residents as well. Some of the top satellite options include Dish Network, DirecTV, HughesNet, Viasat, and Starlink. These providers offer varied services and pricing, giving residents flexibility in choosing the best option for their location and needs.

Starlink

Starlink logo

Availability:

100%

Customer Rating:

3.9 of 5 stars

(65)

View Plans

Price: $55.00 - $130.00 / mo.

Viasat

Viasat logo

Availability:

100%

Customer Rating:

1.7 of 5 stars

(12)

View Plans

1-833-875-1370 Price: $69.99 - $179.99 / mo.

DirecTV

DirecTV logo

Availability:

100%

Customer Rating:

4.3 of 5 stars

(9)

Dish

Dish logo

Availability:

100%

Customer Rating:

3.7 of 5 stars

(13)

View Plans

1-833-875-1332 Price: $55.00 / mo.

Providers with less than 1% coverage in this city are excluded from the list. To see if one of these providers is available at your home, please use the address search above.

Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local New Underwood ratings may vary and are shown below.

Who is the Best Internet Provider in New Underwood, SD?

Verizon is the highest-rated internet provider in New Underwood based on 7 South Dakota customer reviews, and T-Mobile Home Internet has the highest rating nationwide. The provider information above and the information immediately below can help you decide. Compare provider ratings and review counts above.

Click here to get Verizon

or call 1-833-213-7018

Which Providers are Available at my Home in New Underwood?

Coverage changes block by block. Pick a provider and a technology to see where its service reaches: the darker the area, the larger the share of homes it covers. For your exact address, use the address search above.

New Underwood, SD map of internet availability

How New Underwood Compares to Places Its Size

New Underwood's report card score is in the top 36% and its connectivity index is in the top 25%.

C+score 49 of 100ISP Report CardGrades what providers offer: fiber availability, the download speed most homes can get and the number of providers at a typical address.top 36%
54/100Pennington County 62/100, US 69/100Digital Connectivity IndexMeasures how much households need and use the internet: household size, working from home, devices and subscriptions.top 25%
Measure New Underwood Rank among US places under 1,000 people Pennington County South Dakota US Leader
ISP Report Card inputs: what providers offer here
Fiber availability 100.0% top 1% 73.0% 79.0% 71.5% Tied with 6,945 other places at 100.0%
Average top speed 1,000 Mbps top 38% 3,782 Mbps 2,675 Mbps 3,486 Mbps Fairmount, TN and Falling Water, TN and 5 more (25,000 Mbps)
Providers at a typical address 3 bottom 31% 7.4 5.8 7.1 Los Prados, PR (15.1)
Connectivity index inputs: how much households need and use the internet
People per household 2.9 top 11% 2.4 2.5 2.7 Paguate, NM (13.4)
Workers who work from home 12% top 31% 10% 10% 15% Boys Town, NE (100%)
Homes with a computer, tablet or phone 93% top 47% 96% 94% 96% 1,494 places at 100%
Homes with internet 84% bottom 41% 91% 90% 91% 370 places at 100%
Homes on fiber, cable or DSL 66% top 33% 78% 76% 76% 23 places at 100%
More about the households here
Homes with a desktop or laptop 71% bottom 48% 81% 78% 81% 72 places at 100%
Median household income $79,985 top 33% $77,720 $80,420 $93,246 22 places at $250,001
Residents in school (6th grade to college) 13% top 36% 14% 15% 16% University at Buffalo, NY (100%)

Fiber reaches 100.0% of homes in New Underwood, against 73.0% across Pennington County and 79.0% across South Dakota. Households in New Underwood are larger than the US average (2.9 people against 2.7); 12% of workers work from home (US 15%); and the median household income is $79,985 (US $93,246).

Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.

Fiber, 5G, Cable and DSL Internet in New Underwood

Which Fiber Internet Providers are Available in New Underwood?

Golden West Telecommunications Fiber in New Underwood, SD

Golden West Telecommunications logo

Availability:

100.0%

Customer Rating:

0.0 of 5 stars

(0)

Avg. Download Speed

1,000 Mbps

Golden West Telecommunications offers Fiber service to 100.0% of New Underwood homes. Across the city, Golden West Telecommunications Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps, with speeds from 1,000 Mpbs up to 1,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for Golden West Telecommunications Fiber. Golden West Telecommunications Fiber is rated other types of internet service available in New Underwood from Golden West Telecommunications in terms of customer satisfaction.

Which Fixed Wireless and LTE Internet Providers are Available in New Underwood?

T-Mobile Home Internet Fixed Wireless in New Underwood, SD

T-Mobile Home Internet logo

Availability:

97.9%

Customer Rating:

4.0 of 5 stars

(342)

Avg. Download Speed

91 Mbps

T-Mobile Home Internet offers Fixed Wireless service to 97.9% of New Underwood homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 91 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 18 Mbps throughout the city. T-Mobile Home Internet Fixed Wireless is rated other types of internet service available in New Underwood from T-Mobile Home Internet in terms of customer satisfaction.

Verizon Fixed Wireless in New Underwood, SD

Verizon logo

Availability:

93.6%

Customer Rating:

3.6 of 5 stars

(362)

Avg. Download Speed

288 Mbps

Verizon offers Fixed Wireless service to 93.6% of New Underwood homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 288 Mbps, with speeds from 25 Mpbs up to 300 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 6.0 and as high as 20, with an average of 19 Mbps throughout the city. Verizon Fixed Wireless is rated other types of internet service available in New Underwood from Verizon in terms of customer satisfaction.

EarthLink Fixed Wireless in New Underwood, SD

EarthLink logo

Availability:

5.7%

Customer Rating:

3.3 of 5 stars

(4)

Avg. Download Speed

25 Mbps

EarthLink offers Fixed Wireless service to 5.7% of New Underwood homes. Across the city, EarthLink Fixed Wireless is the only type of service available from the company, with speeds up to 25 Mbps, with speeds from 25 Mpbs up to 25 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 3.0, with an average of 3.0 Mbps throughout the city. EarthLink Fixed Wireless is rated other types of internet service available in New Underwood from EarthLink in terms of customer satisfaction.

AT&T Fixed Wireless in New Underwood, SD

AT&T logo

Availability:

5.7%

Customer Rating:

3.6 of 5 stars

(205)

Avg. Download Speed

25 Mbps

AT&T offers Fixed Wireless service to 5.7% of New Underwood homes. Across the city, AT&T Fixed Wireless is the only type of service available from the company, with speeds up to 25 Mbps, with speeds from 25 Mpbs up to 25 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 3.0, with an average of 3.0 Mbps throughout the city. AT&T Fixed Wireless is rated other types of internet service available in New Underwood from AT&T in terms of customer satisfaction.

Which Cable Internet Providers are Available in New Underwood?

According to the most recently submitted data by internet service providers to the FCC, there are currently no cable providers available in New Underwood, SD.

Which DSL Internet Providers are Available in New Underwood?

According to the most recently submitted data by internet service providers to the FCC, there are currently no DSL providers available in New Underwood, SD.

Internet in New Underwood by Neighborhood and ZIP Code

New Underwood has 1 ZIP code with its own page. Each row links to that place’s page.

Neighborhoods in New Underwood

Neighborhood People Homes with fiber Average top speed Providers at a typical address Report card Connectivity

ZIP codes in New Underwood

ZIP code People Homes with fiber Average top speed Providers at a typical address Report card Connectivity
577611,177 100.0%1,000 Mbps3C+56/100

How New Underwood Compares to Nearby Places

The 10 places nearest to New Underwood that have their own pages are all within 20 miles. Among them, Rapid Valley has the most homes with fiber (71.2%) and Ellsworth Afb the fewest (10.3%); New Underwood has 100.0%.

Place People Homes with fiber Average top speed Providers at a typical address Report card Connectivity
New Underwood (this page)937 100.0%1,000 Mbps3C+54/100
Box Elder10,675 66.5%4,145 Mbps6.3B-75/100
Rapid Valley9,752 71.2%4,052 Mbps7.3B66/100
Ellsworth Afb2,572 10.3%2,585 Mbps5.6C76/100
Ashland Heights497 97.8%4,917 Mbps7.6A-45/100
Farmingdale311 100.0%1,000 Mbps4.5B-75/100
Viewfield195 99.0%990 Mbps3.5C+67/100
Caputa160 96.9%975 Mbps4C+75/100
Wasta154 100.0%1,000 Mbps2.6C+58/100
Wicksville127 100.0%1,000 Mbps2.1C52/100
Owanka73 82.2%1,000 Mbps1.9C-67/100

Who is the Fastest Internet Provider in New Underwood?

According to unbiased feedback from real internet customers, they reported being happiest with speeds provided by Verizon. On the other hand, based on data provided by the internet providers to the FCC, Golden West Telecommunications should have faster speeds at a local level. While we typically put more weight on real-world customer ratings, we display both satisfaction and technical maximum information for customers to decide for themselves.

Data Reported to FCC by ISPs: Average Maximum Available in New Underwood

Max Advertised Speed in New Underwood, SD
Golden West Telecommunications1,000
Verizon300
Viasat100
T-Mobile Home Internet100
HughesNet25
AT&T25
EarthLink25

How fast is your internet?

Test your connection here and see it next to the speeds providers advertise in New Underwood. It takes about 20 seconds and, on a fast line, can move a few hundred MB of data.

Customer Ratings for New Underwood Internet Providers

Based on 7 reviews from South Dakota internet customers, Verizon is the best internet service provider for New Underwood residents. Verizon was rated at an average of 3.50 out of 5 in our report for overall customer satisfaction. Golden West Telecommunications wins for second-place in South Dakota, with 1.00 out of 5 stars and 100.0% coverage in New Underwood.

At a national level, based on 2225 national reviews for any of the providers listed above, T-Mobile Home Internet is rated higher than any other provider, with a rating of 4.02 out of 5.

Local, State, and National Ratings for all New Underwood Internet Providers

The table below shows average customer ratings from customers in New Underwood, South Dakota, and customers throughout the country.

ISP / Tech TypeNew Underwood OverallSouth Dakota OverallNational OverallFor Service
AT&TNo rating yet (0)5 of 5 stars (4)3.5 of 5 stars (1051)View Plans
VerizonNo rating yet (0)3.5 of 5 stars (2)4 of 5 stars (816)View Plans
Golden West TelecommunicationsNo rating yet (0)1 of 5 stars (1)1 of 5 stars (1)View Plans
HughesNetNo rating yet (0)No rating yet (0)2.5 of 5 stars (25)View Plans
T-Mobile Home InternetNo rating yet (0)No rating yet (0)4 of 5 stars (342)View Plans
EarthLinkNo rating yet (0)No rating yet (0)3.5 of 5 stars (15)View Plans
ViasatNo rating yet (0)No rating yet (0)1.5 of 5 stars (12)View Plans

Customer Ratings for Internet Provider Speeds in New Underwood

Based on data reported by New Underwood ISPs to the FCC, the fastest speeds in the city are available through Golden West Telecommunications. The company offers speeds up to 1,000 Mbps in New Underwood. Therefore, the average customer can get up to 1,000 Mbps if they’re willing to purchase the fastest subscription tier available at their homes.

However, actual customers rated their satisfaction with internet speed highest with Verizon. This indicates Verizon reliably delivers speeds expected by the customer based on the plan they are paying for.

ISP / Tech TypeNew Underwood SpeedSouth Dakota SpeedNational SpeedFor Service
AT&TNo rating yet (0)4.5 of 5 stars (4)4 of 5 stars (1051)View Plans
VerizonNo rating yet (0)4 of 5 stars (2)4 of 5 stars (816)View Plans
Golden West TelecommunicationsNo rating yet (0)2 of 5 stars (1)2 of 5 stars (1)View Plans
HughesNetNo rating yet (0)No rating yet (0)2.5 of 5 stars (25)View Plans
T-Mobile Home InternetNo rating yet (0)No rating yet (0)4 of 5 stars (342)View Plans
EarthLinkNo rating yet (0)No rating yet (0)3 of 5 stars (15)View Plans
ViasatNo rating yet (0)No rating yet (0)1.5 of 5 stars (12)View Plans

Who is the Cheapest Internet Provider in New Underwood?

Of the providers in New Underwood, customers rate Verizon the best for price. Data comes from customers rating their satisfaction with pricing: in New Underwood where enough of them have reviewed a provider, otherwise across South Dakota or the country. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.

Verizon is rated 3.00 out of 5 for price, which is lower than the average across all internet providers in the country. Golden West Telecommunications is rated second for affordability, with an average price rating of 1.00 out of 5.

The table below shows how customers in New Underwood, South Dakota, and the United States rated the affordability of their internet service.

Rated Affordability in New Underwood

ISP / Tech TypeNew Underwood AffordabilitySouth Dakota AffordabilityNational AffordabilityFor Service
AT&TNo rating yet (0)4 of 5 stars (4)3.5 of 5 stars (1051)View Plans
VerizonNo rating yet (0)3 of 5 stars (2)3.5 of 5 stars (816)View Plans
Golden West TelecommunicationsNo rating yet (0)1 of 5 stars (1)1 of 5 stars (1)View Plans
HughesNetNo rating yet (0)No rating yet (0)2.5 of 5 stars (25)View Plans
T-Mobile Home InternetNo rating yet (0)No rating yet (0)4 of 5 stars (342)View Plans
EarthLinkNo rating yet (0)No rating yet (0)3 of 5 stars (15)View Plans
ViasatNo rating yet (0)No rating yet (0)1.5 of 5 stars (12)View Plans

Customer Reviews for Internet Service Providers in South Dakota

Customer Reviews

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Midco Cable

1 of 5 stars October 02, 2026

Constant outages, and a lot more expensive than other providers.

Plan Pricing: 1 of 5 stars
Internet Speed: 1 of 5 stars
Overall Rating: 1 of 5 stars

A Brookings, SD Customer

Mediacom Cable

4 of 5 stars June 05, 2026
Plan Pricing: 3 of 5 stars
Internet Speed: 4 of 5 stars
Overall Rating: 4 of 5 stars

Brian M.

Bluepeak Fiber

2 of 5 stars June 01, 2026

The installation charge was too high and there are a lot of hidden fees and taxes.

Plan Pricing: 2 of 5 stars
Internet Speed: 3 of 5 stars
Overall Rating: 2 of 5 stars

Aaron M.

AT&T Fixed Wireless

5 of 5 stars May 29, 2026

My internet provider has been very reliable and consistent. I have used it on the go in many locations and it has rarely let me down. I am a very satisfied customer of AT&T and have nothing but praise for the service provided and the price point. I would highly recommend this service to everyone I know.

Plan Pricing: 4 of 5 stars
Internet Speed: 4 of 5 stars
Overall Rating: 5 of 5 stars

Dustin B.

Midco Fixed Wireless

3 of 5 stars April 14, 2026

They have good service, but their pricing is beyond sane. Basic cable runs $60 each room so to have basic cable in my home would cost $180. FOr basic cable. Basic non Wi Fi internet starts at $60 month. It's absolutely nuts how much it costs.

Plan Pricing: 1 of 5 stars
Internet Speed: 5 of 5 stars
Overall Rating: 3 of 5 stars

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Which ISP Should You Choose in New Underwood?

The right ISP for you depends upon your needs, but in general we can make the following suggestions:

  • The best all-around internet service provider in New Underwood is Verizon.
  • The fastest internet provider should be Golden West Telecommunications. Considering speed for the money and reliability in speeds, Verizon may be a better choice based on real-world local customer feedback.
  • The most affordable internet provider in New Underwood is Verizon.
  • Viasat, HughesNet, and Golden West Telecommunications has the broadest coverage in New Underwood, available to 100.0% of homes, and is most likely to cover your home. To find out exactly what’s available at your home, please use our address search tool.