Advertiser Disclosure: We may earn commissions when you buy through links on our site. Learn more

6 Best Internet Providers in Cobalt, CT

Find internet availability by address in Cobalt, CT

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

Cobalt ISP Report at a Glance
ISP grade Cobalt ISP Report Card B-
Average speed Download Speed for Most Households 5,000 Mbps
ISP count Number of Internet Service Providers 6
Customer review count Real Cobalt 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.

Cobalt has 6 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, and Fixed Wireless 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 Cobalt.

Cobalt overview

Cobalt has 6 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, and Fixed Wireless 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 Cobalt.

Compare Providers Ranked by Coverage, Speed, and Customer Ratings

XFINITY

XFINITY logo

Availability:

74.3%

Customer Rating:

3.4 of 5 stars

(2,391)

View Plans

1-877-244-3013 Price: $40.00 - $130.00 / mo.

Connection

Availability

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

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

Customer Rating

Cable

74.3%

1,782 Mbps

2,000 Mbps

Cable: 3.3 of 5 stars

(1,910)

Frontier

Frontier logo

Availability:

74.3%

Customer Rating:

3.4 of 5 stars

(166)

View Plans

1-877-361-2072 Price: $44.99 - $134.99 / mo.

Connection

Availability

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

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

Customer Rating

Fiber

74.3%

5,000 Mbps

5,000 Mbps

Fiber: 3.8 of 5 stars

(110)

EarthLink

EarthLink logo

Availability:

20.3%

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 Cobalt.

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

Customer Rating

Fixed Wireless

20.3%

25 Mbps

25 Mbps

Wireless: 0.0 of 5 stars

(0)

T-Mobile Home Internet

T-Mobile Home Internet logo

Availability:

74.3%

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 Cobalt.

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

Customer Rating

Fixed Wireless

74.3%

100 Mbps

100 Mbps

Wireless: 3.9 of 5 stars

(204)

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


Verizon

Verizon logo

Availability:

40.5%

Customer Rating:

3.8 of 5 stars

(811)

View Plans

1-833-213-7018 Price: $49.99 - $89.99 / mo.

Connection

Availability

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

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

Customer Rating

Fixed Wireless

40.5%

300 Mbps

300 Mbps

Wireless: 3.7 of 5 stars

(170)

AT&T

AT&T logo

Availability:

20.3%

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 Cobalt.

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

Customer Rating

Fixed Wireless

20.3%

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 Cobalt 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 Cobalt ratings may vary and are shown below.

Who is the Best Internet Provider in Cobalt, CT?

T-Mobile Home Internet is the highest-rated internet provider in Cobalt based on 55 Connecticut 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. The chart and table below show average customer ratings from customers in Cobalt, Connecticut, and customers throughout the country.

Top Rated Internet Providers in Cobalt


XFINITY3.243.37
T-Mobile Home Internet4.334.04
Verizon3.803.82
Frontier3.423.39
  • City Rating
  • State Rating
  • National Rating

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

ISP / Tech TypeCobalt OverallConnecticut OverallNational OverallFor Service
XFINITY (1) (34) (2164)View Plans
T-Mobile Home Internet (0) (3) (284)View Plans
Verizon (0) (5) (723)View Plans
Frontier (0) (12) (143)View Plans
HughesNet (0) (1) (18)View Plans
AT&T (0) (0) (924)View Plans
EarthLink (0) (0) (12)View Plans
Viasat (0) (0) (11)View Plans

Based on 55 reviews from Connecticut internet customers, T-Mobile Home Internet is the best internet service provider for Cobalt residents. T-Mobile Home Internet was rated at an average of 4.33 out of 5 in our report for overall customer satisfaction. Verizon wins for second-place in Connecticut, with 3.80 out of 5 stars and 40.5% coverage in Cobalt.

At a national level, based on 4279 national reviews for any of the providers listed above, T-Mobile Home Internet is rated higher than any other provider, with a rating of 4.04 out of 5.

Which Providers are Available at my Home in Cobalt?

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

Cobalt, CT 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 Cobalt?

According to unbiased feedback from real internet customers in the city, they reported being happiest with speeds provided by Verizon. On the other hand, based on data provided by the internet providers to the FCC, Frontier Communications 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 Cobalt

Max Advertised Speed in Cobalt, CT


ISP / Tech TypeMax Advertised Speed
Frontier Communications5,000 Mbps
XFINITY from Comcast2,000 Mbps
Verizon300 Mbps
Viasat100 Mbps
T-Mobile Home Internet100 Mbps
AT&T25 Mbps
EarthLink25 Mbps
HughesNet25 Mbps

Customer Ratings for Internet Provider Speeds in Cobalt


XFINITY3.593.77
Verizon3.804.00
T-Mobile Home Internet3.673.96
Frontier3.333.55
  • City Rating
  • State Rating
  • National Rating

ISP / Tech TypeCobalt SpeedConnecticut SpeedNational SpeedFor Service
XFINITY (1) (34) (2164)View Plans
Verizon (0) (5) (723)View Plans
T-Mobile Home Internet (0) (3) (284)View Plans
Frontier (0) (12) (143)View Plans
HughesNet (0) (1) (18)View Plans
AT&T (0) (0) (924)View Plans
EarthLink (0) (0) (12)View Plans
Viasat (0) (0) (11)View Plans

Based on data reported by Cobalt ISPs to the FCC, the fastest speeds in the city are available through Frontier Communications. The company offers speeds up to 5,000 Mbps in Cobalt. Therefore, the average customer can get up to 5,000 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 Verizon. This indicates Verizon reliably delivers speeds expected by the customer based on the plan they are paying for.

Who is the Cheapest Internet Provider in Cobalt?

Connecticut 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. Verizon is rated in second place for affordability by the company’s Cobalt customers with an average price rating of 4.00 out of 5.

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

Rated Affordability in Cobalt


XFINITY2.883.03
T-Mobile Home Internet4.334.11
Verizon4.003.50
Frontier3.503.37
  • City Rating
  • State Rating
  • National Rating

ISP / Tech TypeCobalt AffordabilityConnecticut AffordabilityNational AffordabilityFor Service
XFINITY (1) (34) (2164)View Plans
T-Mobile Home Internet (0) (3) (284)View Plans
Verizon (0) (5) (723)View Plans
Frontier (0) (12) (143)View Plans
HughesNet (0) (1) (18)View Plans
AT&T (0) (0) (924)View Plans
EarthLink (0) (0) (12)View Plans
Viasat (0) (0) (11)View Plans

Cobalt 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 Cobalt below, including the metrics used and how Cobalt compares to the rest of Connecticut and nation.

Cobalt ISP Report Card: B-
Metric

(hover for details)
Cobalt Connecticut USA
74.32% 92.55% 67.25%
5,000 Mbps 6,732 Mbps 3,293 Mbps
4.1 6.5 6.8

 

Cobalt Digital Connectivity Index: 84 / 100
Metric

(hover for details)
Cobalt Connecticut USA
2.8 2.5 2.7
11% 15% 14%
99% 95% 95%
91% 92% 90%
87% 80% 75%
117% 81% 76%

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

Cobalt ISP Report Card & Digital Connectivity Index

The ISP Report Card in Cobalt is B-, which is much better than other cities. The local demand for broadband internet connectivity in Cobalt is high with a score of 84 / 100 in our Digital Connectivity Index. This means that internet service providers operating in Cobalt have done a great job meeting the needs of its residents.

The Cobalt 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.

91% of Cobalt households have an internet connection while having 74.32% availability. 87% of households have fiber, cable, or DSL, 0% have satellite, 0% are still on dial-up, and 0% 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 87% of households have a broadband connection such as fiber, cable or DSL available to their home, 117% subscribe to it. A very large amount of Cobalt 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 Cobalt?

Lake Pocotopaug, CT

  • ISP Report Card: A-
  • Digital Connectivity Index: 71 / 100
East Hampton, CT

  • ISP Report Card: B+
  • Digital Connectivity Index: 73 / 100
Portland, CT

  • ISP Report Card: A-
  • Digital Connectivity Index: 76 / 100
South Glastonbury, CT

  • ISP Report Card: B+
  • Digital Connectivity Index: 91 / 100
Maromas, CT

  • ISP Report Card: A-
  • Digital Connectivity Index: 74 / 100
Marlborough, CT

  • ISP Report Card: B+
  • Digital Connectivity Index: 89 / 100
Cromwell, CT

  • ISP Report Card: A-
  • Digital Connectivity Index: 63 / 100
Middletown, CT

  • ISP Report Card: B+
  • Digital Connectivity Index: 62 / 100
Rocky Hill, CT

  • ISP Report Card: B+
  • Digital Connectivity Index: 64 / 100

How Much Speed does a Cobalt Household Need?

Higher speed is typically preferred, but that comes at a higher price. The average size of a household in Cobalt is 2.8, which is larger than the Connecticut average of 2.5 and larger than the national average of 2.7. Cobalt's average household income is $100,771 which is higher than the Connecticut average of $108,836 and much higher than the national average of $90,606. Homes with more people living in them and with higher incomes tend to indicate more devices being used more often.

Cobalt also has 22% of its population enrolled in school between the 6th grade and college level, this is higher than the Connecticut average of 16%. Additionally, 11% of residents work from home, which is lower than the 15% of residents in Connecticut who work from home. This and other factors you can see above show us that the community of Cobalt has a very high need for internet connectivity and speeds.

Compared to the rest of the country, Cobalt households are much more technology-engaged. 99% of households have some sort of computing device, 103% have desktops or laptops in the home, and 87% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.

Which Fiber Internet Providers are Available in Cobalt?

Frontier Fiber in Cobalt, CT

Frontier logo

Availability:

74.3%

Customer Rating:

3.8 of 5 stars

(110)

Avg. Download Speed

5,000 Mbps

Frontier Communications offers Fiber service to 74.3% of Cobalt homes. Across the city, Frontier Fiber is the only type of service available from the company, with speeds up to 5,000 Mbps, with speeds from 5,000 Mpbs up to 5,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for Frontier Fiber. Frontier Fiber is rated higher than other types of internet service available in Cobalt from Frontier in terms of customer satisfaction.

Which Cable Internet Providers are Available in Cobalt?

XFINITY Cable in Cobalt, CT

XFINITY logo

Availability:

74.3%

Customer Rating:

3.3 of 5 stars

(1,910)

Avg. Download Speed

1,782 Mbps

XFINITY from Comcast offers Cable service to 74.3% of Cobalt homes. Across the city, XFINITY Cable is the only type of service available from the company, with speeds up to 1,782 Mbps, with speeds from 1,200 Mpbs up to 2,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 35 and as high as 250, with an average of 191 Mbps throughout the city. XFINITY Cable is rated about the same as other types of internet service available in Cobalt from XFINITY in terms of customer satisfaction.

Which DSL Internet Providers are Available in Cobalt?

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

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

T-Mobile Home Internet Fixed Wireless in Cobalt, CT

T-Mobile Home Internet logo

Availability:

74.3%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

100 Mbps

T-Mobile Home Internet offers Fixed Wireless service to 74.3% of Cobalt homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 100 Mbps, with speeds from 100 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 20 and as high as 20, with an average of 20 Mbps throughout the city. T-Mobile Home Internet Fixed Wireless is rated other types of internet service available in Cobalt from T-Mobile Home Internet in terms of customer satisfaction.

Verizon Fixed Wireless in Cobalt, CT

Verizon logo

Availability:

40.5%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

300 Mbps

Verizon offers Fixed Wireless service to 40.5% of Cobalt homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 300 Mbps, with speeds from 300 Mpbs up to 300 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 20 and as high as 20, with an average of 20 Mbps throughout the city. Verizon Fixed Wireless is rated other types of internet service available in Cobalt from Verizon in terms of customer satisfaction.

EarthLink Fixed Wireless in Cobalt, CT

EarthLink logo

Availability:

20.3%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

25 Mbps

EarthLink offers Fixed Wireless service to 20.3% of Cobalt 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 Cobalt from EarthLink in terms of customer satisfaction.

AT&T Fixed Wireless in Cobalt, CT

AT&T logo

Availability:

20.3%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

25 Mbps

AT&T offers Fixed Wireless service to 20.3% of Cobalt 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 Cobalt from AT&T in terms of customer satisfaction.

Which ISP Should You Choose in Cobalt?

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 Cobalt is T-Mobile Home Internet.
  • The fastest internet provider should be Frontier Communications. 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 Cobalt is T-Mobile Home Internet.
  • T-Mobile Home Internet, HughesNet, Viasat, XFINITY from Comcast, and Frontier Communications has the broadest coverage in Cobalt, 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 Cobalt compare to other cities with a similar population?

To see how Cobalt 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 Cobalt's B- ISP Report Card and 84 / 100 Digital Connectivity Index.

Wichert, IL

  • ISP Report Card: D+
  • Digital Connectivity Index: 61 / 100
Wild Horse, CO

  • ISP Report Card: D
  • Digital Connectivity Index: 56 / 100
Wilbur Springs, CA

  • ISP Report Card: D-
  • Digital Connectivity Index: 37 / 100
Wilbur, PA

  • ISP Report Card: D+
  • Digital Connectivity Index: 14 / 100
McGinty, LA

  • ISP Report Card: C
  • Digital Connectivity Index: 34 / 100
Melrose, AR

  • ISP Report Card: C
  • Digital Connectivity Index: 27 / 100
Wiest, CA

  • ISP Report Card: F
  • Digital Connectivity Index: 25 / 100
Wick, WV

  • ISP Report Card: F
  • Digital Connectivity Index: 19 / 100
Menauhant, MA

  • ISP Report Card: D
  • Digital Connectivity Index: 69 / 100

Customer Reviews

Customer Reviews for Internet Service Providers in Connecticut

Sort By

Filter By