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6 Best Internet Providers in Marlboro, SC

Find internet availability by address in Marlboro, SC

Jump to: Best Internet Provider | Availability Maps | Customer Reviews | Marlboro ISP Report Card | Business Internet in Marlboro

Marlboro ISP Report at a Glance
ISP grade Marlboro ISP Report Card C+
Average speed Download Speed for Most Households 1,000 Mbps
ISP count Number of Internet Service Providers 6
Customer review count Real Marlboro Customer Ratings 1

This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.

Data update information

This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.

Marlboro has 6 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber and Fixed Wireless internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 2 available internet technologies in Marlboro.

Marlboro overview

Marlboro has 6 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber and Fixed Wireless internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 2 available internet technologies in Marlboro.

Compare Providers Ranked by Coverage, Speed, and Customer Ratings

Sandhill Telephone Cooperative

Sandhill Telephone Cooperative logo

Availability:

96.0%

Customer Rating:

5.0 of 5 stars

(1)

View Plans

Price: Starting at $39.95 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Marlboro.

Max Download Speed InfoCalculated from the maximum speeds available to most Marlboro residents, weighted by user distribution.

Customer Rating

Fiber

96.0%

1,000 Mbps

1,000 Mbps

Fiber: 0.0 of 5 stars

(0)

Spectrum

Spectrum logo

Availability:

90.2%

Customer Rating:

3.3 of 5 stars

(1,936)

View Plans

1-877-411-1381 Price: $30.00 - $120.00 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Marlboro.

Max Download Speed InfoCalculated from the maximum speeds available to most Marlboro residents, weighted by user distribution.

Customer Rating

Fiber

90.2%

1,000 Mbps

1,000 Mbps

Fiber: 3.5 of 5 stars

(203)

EarthLink

EarthLink logo

Availability:

3.3%

Customer Rating:

3.8 of 5 stars

(13)

View Plans

1-877-418-2092 Price: Starting at $54.95 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Marlboro.

Max Download Speed InfoCalculated from the maximum speeds available to most Marlboro residents, weighted by user distribution.

Customer Rating

Fixed Wireless

3.3%

25 Mbps

25 Mbps

Wireless: 0.0 of 5 stars

(0)

River Street

River Street logo

Availability:

87.0%

Customer Rating:

2.0 of 5 stars

(2)

View Plans

Price: Starting at $65.00 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Marlboro.

Max Download Speed InfoCalculated from the maximum speeds available to most Marlboro residents, weighted by user distribution.

Customer Rating

Fixed Wireless

87.0%

17 Mbps

25 Mbps

Wireless: 0.0 of 5 stars

(0)

Above are the top 4 providers in Marlboro, SC for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your city.


T-Mobile Home Internet

T-Mobile Home Internet logo

Availability:

65.2%

Customer Rating:

4.0 of 5 stars

(341)

View Plans

1-833-601-2935 Price: $55.00 - $105.00 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Marlboro.

Max Download Speed InfoCalculated from the maximum speeds available to most Marlboro residents, weighted by user distribution.

Customer Rating

Fixed Wireless

65.2%

25 Mbps

25 Mbps

Wireless: 3.9 of 5 stars

(204)

AT&T

AT&T logo

Availability:

3.3%

Customer Rating:

3.7 of 5 stars

(1,051)

View Plans

1-877-610-1219 Price: $65.00 - $90.00 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Marlboro.

Max Download Speed InfoCalculated from the maximum speeds available to most Marlboro residents, weighted by user distribution.

Customer Rating

Fixed Wireless

3.3%

25 Mbps

25 Mbps

Wireless: 3.6 of 5 stars

(164)

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.

Satellite providers, which generally offer 100% coverage across the United States, are available for Marlboro 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.

Dish

Dish logo

Availability:

100%

Customer Rating:

3.6923 of 5 stars

(13)

View Plans

1-866-252-1910 Price: {{isp_price_range}}


DirecTV

DirecTV logo

Availability:

100%

Customer Rating:

4.3333 of 5 stars

(9)

View Plans

1-844-294-9501 Price: {{isp_price_range}}


Viasat

Viasat logo

Availability:

100%

Customer Rating:

1.7273 of 5 stars

(11)

View Plans

1-833-875-1370 Price: {{isp_price_range}}


HughesNet

HughesNet logo

Availability:

100%

Customer Rating:

2.4286 of 5 stars

(21)

View Plans

1-833-684-9249 Price: {{isp_price_range}}


Starlink

Starlink logo

Availability:

100%

Customer Rating:

3.9836 of 5 stars

(61)

View Plans

Price: {{isp_price_range}}

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 Marlboro ratings may vary and are shown below.

Who is the Best Internet Provider in Marlboro, SC?

EarthLink is the best internet provider in Marlboro based on South Carolina customer satisfaction ratings and reviews. Based on our extensive and unbiased survey, EarthLink had the best reviews at the local, state, and national levels versus all available providers in Marlboro, making it a solid recommendation among providers with reviews. Unfortunately, EarthLink is an option for 3.26% of the city.

EarthLink logo

Click here to get EarthLink

or call 1-877-418-2092

The chart and table below show average customer ratings from customers in Marlboro, South Carolina, and customers throughout the country.

Top Rated Internet Providers in Marlboro


Spectrum3.333.28
EarthLink5.003.60
Sandhill Telephone Cooperative5.005.00
T-Mobile Home Internet4.334.04
  • City Rating
  • State Rating
  • National Rating

Local, State, and National Ratings for all Marlboro Internet Providers

ISP / Tech TypeMarlboro OverallSouth Carolina OverallNational OverallFor Service
Spectrum (1) (51) (1738)View Plans
Sandhill Telephone Cooperative (0) (1) (1)View Plans
EarthLink (0) (1) (12)View Plans
T-Mobile Home Internet (0) (3) (284)View Plans
AT&T (0) (19) (924)View Plans
HughesNet (0) (0) (18)View Plans
River Street (0) (0) (2)View Plans
Viasat (0) (0) (11)View Plans

Based on 75 reviews from South Carolina internet customers, EarthLink is the best internet service provider for Marlboro residents. EarthLink was rated at an average of 5.00 out of 5 in our report for overall customer satisfaction. Sandhill Telephone Cooperative wins for second-place in South Carolina, with 5.00 out of 5 stars and 96.0% coverage in Marlboro.

At a national level, based on 2990 national reviews for any of the providers listed above, River Street Networks is rated higher than any other provider, with a rating of 1.81 out of 5.

Which Providers are Available at my Home in Marlboro?

The map shows speeds per provider and where each provider is available. Click the drop-down menu to choose
a different provider.

Marlboro, SC map of internet availability

Internet Availability Key

0%
10%
50%
100%

 

Speeds and coverage vary within the city, and sometimes even from block to block. The map shows speeds per provider and where each provider is available.

Who is the Fastest Internet Provider in Marlboro?

According to unbiased feedback from real internet customers in the city, they reported being happiest with speeds provided by T-Mobile Home Internet. On the other hand, based on data provided by the internet providers to the FCC, Sandhill Telephone Cooperative and Spectrum 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 Marlboro

Max Advertised Speed in Marlboro, SC


ISP / Tech TypeMax Advertised Speed
Spectrum1,000 Mbps
Sandhill Telephone Cooperative1,000 Mbps
Viasat100 Mbps
EarthLink25 Mbps
AT&T25 Mbps
T-Mobile Home Internet25 Mbps
River Street Networks25 Mbps
HughesNet25 Mbps

Customer Ratings for Internet Provider Speeds in Marlboro


Spectrum3.673.61
T-Mobile Home Internet5.003.96
EarthLink5.002.74
Sandhill Telephone Cooperative5.005.00
  • City Rating
  • State Rating
  • National Rating

ISP / Tech TypeMarlboro SpeedSouth Carolina SpeedNational SpeedFor Service
Spectrum (1) (51) (1738)View Plans
Sandhill Telephone Cooperative (0) (1) (1)View Plans
EarthLink (0) (1) (12)View Plans
T-Mobile Home Internet (0) (3) (284)View Plans
AT&T (0) (19) (924)View Plans
River Street (0) (0) (2)View Plans
HughesNet (0) (0) (18)View Plans
Viasat (0) (0) (11)View Plans

Based on data reported by Marlboro ISPs to the FCC, the fastest speeds in the city are available through Sandhill Telephone Cooperative and Spectrum. These internet providers offer speeds up to 1,000 Mbps in Marlboro. 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.

Additionally, actual customers in the city rated their satisfaction with internet speed highest with T-Mobile Home Internet. This indicates T-Mobile Home Internet reliably delivers speeds expected by the customer based on the plan they are paying for.

Who is the Cheapest Internet Provider in Marlboro?

South Carolina customers rate T-Mobile Home Internet as the cheapest internet service provider in state. Data comes from customers in the state rating their satisfaction with pricing. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.

T-Mobile Home Internet received a local rating of 4.33 out of 5, which is about average for the average across all internet providers in the country. EarthLink is rated in second place for affordability by the company’s Marlboro customers with an average price rating of 4.00 out of 5.

The chart and graph below show how customers in Marlboro, South Carolina, and the United States rated the affordability of their internet service.

Rated Affordability in Marlboro


Spectrum2.842.91
T-Mobile Home Internet4.334.11
EarthLink4.002.87
AT&T3.323.51
  • City Rating
  • State Rating
  • National Rating

ISP / Tech TypeMarlboro AffordabilitySouth Carolina AffordabilityNational AffordabilityFor Service
Spectrum (1) (51) (1738)View Plans
T-Mobile Home Internet (0) (3) (284)View Plans
EarthLink (0) (1) (12)View Plans
AT&T (0) (19) (924)View Plans
Sandhill Telephone Cooperative (0) (1) (1)View Plans
HughesNet (0) (0) (18)View Plans
River Street (0) (0) (2)View Plans
Viasat (0) (0) (11)View Plans

Marlboro Internet Health Assessment

ISP Reports evaluates the technological infrastructure across the United States. This includes assessing a grade for ISP providers and infrastructure in the city and setting an index number for the digital connectivity of its residents. You can view the ISP Report Card and the Digital Connectivity Index for Marlboro below, including the metrics used and how Marlboro compares to the rest of South Carolina and nation.

Marlboro ISP Report Card: C+
Metric

(hover for details)
Marlboro South Carolina USA
100.00% 70.02% 67.25%
1,000 Mbps 3,075 Mbps 3,293 Mbps
3.4 6.3 6.8

 

Marlboro Digital Connectivity Index: 20 / 100
Metric

(hover for details)
Marlboro South Carolina USA
2.5 2.5 2.7
5% 11% 14%
82% 94% 95%
71% 88% 90%
45% 71% 75%
45% 73% 76%

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

Marlboro ISP Report Card & Digital Connectivity Index

The ISP Report Card in Marlboro is C+, which is much worse than other cities. The local demand for broadband internet connectivity in Marlboro is high with a score of 20 / 100 in our Digital Connectivity Index. This means that internet service providers operating in Marlboro have done a poor job meeting the needs of its residents.

The Marlboro ISP Report Card evaluates the city on availability and speed metrics compared to other cities in the United States. ISP Infrastructure can vary greatly and on its own isn’t a perfect measure of what a city needs. Please see our ISP Report Card along with the Digital Connectivity Index above to evaluate how well the connectivity demand is met by the existing infrastructure.

71% of Marlboro households have an internet connection despite having 100.00% availability. 45% of households have fiber, cable, or DSL, 12% have satellite, 0% are still on dial-up, and 6% of households have internet but don’t pay for a subscription because it’s subsidized by the Affordable Connectivity Program.

As you can see in the table above, while 45% of households have a broadband connection such as fiber, cable or DSL available to their home, 45% subscribe to it. A very low number of Marlboro residents are taking advantage of the available internet infrastructure.

For more details, please visit our ISP Report Card and Digital Connectivity Index pages.

How do Neighboring Cities Compare to Marlboro?

Drake, SC

  • ISP Report Card: B
  • Digital Connectivity Index: 23 / 100
Blenheim, SC

  • ISP Report Card: B
  • Digital Connectivity Index: 22 / 100
Bennettsville, SC

  • ISP Report Card: B
  • Digital Connectivity Index: 19 / 100
Brownsville, SC

  • ISP Report Card: B
  • Digital Connectivity Index: 22 / 100
Tatum, SC

  • ISP Report Card: B-
  • Digital Connectivity Index: 12 / 100
Clio, SC

  • ISP Report Card: B
  • Digital Connectivity Index: 18 / 100
Society Hill, SC

  • ISP Report Card: C
  • Digital Connectivity Index: 19 / 100
Montrose, SC

  • ISP Report Card: C-
  • Digital Connectivity Index: 27 / 100
McColl, SC

  • ISP Report Card: C+
  • Digital Connectivity Index: 15 / 100

How Much Speed does a Marlboro Household Need?

Higher speed is typically preferred, but that comes at a higher price. The average size of a household in Marlboro is 2.5, which is smaller than the South Carolina average of 2.5 and smaller than the national average of 2.7. Marlboro's average household income is $41,969 which is much lower than the South Carolina average of $74,922 and much lower than the national average of $90,606. Homes with fewer people living in them and with lower incomes tend to indicate fewer devices being used less often.

Marlboro also has 12% of its population enrolled in school between the 6th grade and college level, this is lower than the South Carolina average of 15%. Additionally, 5% of residents work from home, which is lower than the 11% of residents in South Carolina who work from home. This and other factors you can see above show us that the community of Marlboro has a very low need for internet connectivity and speeds.

Compared to the rest of the country, Marlboro households are much more technology-disengaged. 82% of households have some sort of computing device, 54% have desktops or laptops in the home, and 78% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.

Which Fiber Internet Providers are Available in Marlboro?

Sandhill Telephone Cooperative Fiber in Marlboro, SC

Sandhill Telephone Cooperative logo

Availability:

96.0%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

1,000 Mbps

Sandhill Telephone Cooperative offers Fiber service to 96.0% of Marlboro homes. Across the city, Sandhill Telephone Cooperative 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 Sandhill Telephone Cooperative Fiber. Sandhill Telephone Cooperative Fiber is rated other types of internet service available in Marlboro from Sandhill Telephone Cooperative in terms of customer satisfaction.

Spectrum Fiber in Marlboro, SC

Spectrum logo

Availability:

90.2%

Customer Rating:

3.5 of 5 stars

(203)

Avg. Download Speed

1,000 Mbps

Spectrum offers Fiber service to 90.2% of Marlboro homes. Across the city, Spectrum 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 differ from download speeds, and are as low 500 and as high as 500, with an average of 500 Mbps throughout the city. Spectrum Fiber is rated about the same as other types of internet service available in Marlboro from Spectrum in terms of customer satisfaction.

Which Cable Internet Providers are Available in Marlboro?

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

Which DSL Internet Providers are Available in Marlboro?

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

Which Fixed Wireless and LTE Internet Providers are Available in Marlboro?

River Street Fixed Wireless in Marlboro, SC

River Street logo

Availability:

87.0%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

17 Mbps

River Street Networks offers Fixed Wireless service to 87.0% of Marlboro homes. Across the city, River Street Fixed Wireless is the only type of service available from the company, with speeds up to 17 Mbps, with speeds from 10 Mpbs up to 25 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 3.0, with an average of 2.0 Mbps throughout the city. River Street Fixed Wireless is rated other types of internet service available in Marlboro from River Street in terms of customer satisfaction.

T-Mobile Home Internet Fixed Wireless in Marlboro, SC

T-Mobile Home Internet logo

Availability:

65.2%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

25 Mbps

T-Mobile Home Internet offers Fixed Wireless service to 65.2% of Marlboro homes. Across the city, T-Mobile Home Internet 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. T-Mobile Home Internet Fixed Wireless is rated other types of internet service available in Marlboro from T-Mobile Home Internet in terms of customer satisfaction.

EarthLink Fixed Wireless in Marlboro, SC

EarthLink logo

Availability:

3.3%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

25 Mbps

EarthLink offers Fixed Wireless service to 3.3% of Marlboro 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 Marlboro from EarthLink in terms of customer satisfaction.

AT&T Fixed Wireless in Marlboro, SC

AT&T logo

Availability:

3.3%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

25 Mbps

AT&T offers Fixed Wireless service to 3.3% of Marlboro 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 Marlboro from AT&T in terms of customer satisfaction.

Which ISP Should You Choose in Marlboro?

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 Marlboro is EarthLink.
  • The fastest internet provider should be Sandhill Telephone Cooperative and Spectrum. Considering speed for the money and reliability in speeds, T-Mobile Home Internet may be a better choice based on real-world local customer feedback.
  • The most affordable internet provider in Marlboro is T-Mobile Home Internet.
  • Viasat, Sandhill Telephone Cooperative, and HughesNet has the broadest coverage in Marlboro, and is most likely to cover your home. To find out exactly what's available at your home, please use our address search tool.

How does Marlboro compare to other cities with a similar population?

To see how Marlboro stacks up on the national level, it's useful to look at some other cities with similarly sized populations. Below you can see a list of these cities and how they compare to Marlboro's C+ ISP Report Card and 20 / 100 Digital Connectivity Index.

Washtucna, WA

  • ISP Report Card: C-
  • Digital Connectivity Index: 57 / 100
Chambers, NY

  • ISP Report Card: D-
  • Digital Connectivity Index: 65 / 100
Chatham, NH

  • ISP Report Card: C
  • Digital Connectivity Index: 43 / 100
Chest Springs, PA

  • ISP Report Card: C-
  • Digital Connectivity Index: 43 / 100
Chichester, NY

  • ISP Report Card: D
  • Digital Connectivity Index: 63 / 100
China Grove, AL

  • ISP Report Card: B
  • Digital Connectivity Index: 40 / 100
Church Hill, PA

  • ISP Report Card: C-
  • Digital Connectivity Index: 71 / 100
Cicero, KS

  • ISP Report Card: C+
  • Digital Connectivity Index: 35 / 100
Cimarron, CO

  • ISP Report Card: C
  • Digital Connectivity Index: 36 / 100

Customer Reviews

Customer Reviews for Internet Service Providers in South Carolina

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