In Stamford there are 8 residential internet providers covering 99.80% of the city. The average home can get speeds up to 7,866 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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8 Internet Service Providers in Stamford
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 Stamford are not shown.
Stamford 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 Stamford
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 99.80% of Stamford. 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 Optimum. Now you can call companies in Stamford with more confidence that they might be available.
How fast are internet speeds in Stamford?
The map below shows maximum internet speeds by area in Stamford.
Internet Speed Key
The average Stamford home can get up to 7,866 Mbps on their internet plan. For most people, the fastest download speed in the city is 8,000 Mbps, which 97.11% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 25 Mbps. See the internet provider details below for info about their speed and coverage in Stamford.
Internet speeds tend to be faster in the northeast parts of Stamford, and slower in the central areas of the city.
What type of internet should I choose in Stamford?
The fastest internet for you may vary based on where in Stamford you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 98.03% of Stamford homes.
- Cable is fastest for 1.72% 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 Stamford homes.
Internet Market Health in Stamford
Internet Competition Key
The map shows how competitive the Stamford 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 Stamford based on what connections the average home has availabile:
- Average number of internet service providers to a home: 6.9 (very healthy)
- Average types of service (fiber, cable, DSL, etc): 3.7 (very healthy)
- Average providers with broadband (25 Mbps+) speeds: 6.4 (very healthy)
Overall, competition is very healthy.
Stamford internet customers have the ability to buy internet service from 2 to 10 different providers, depending on where they live. For different types of service, Stamford homes have between 1 and 4 options. The type(s) of service available are cable, fiber, fixed wireless, and dsl, 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. Stamford internet customers who want faster speeds have between 2 and 9 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, Stamford is doing quite well.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Stamford, along with details on where in Stamford and at what speeds.
Optimum Cable in Stamford, CT
Optimum cable coverage
About 99.76%, or 134,927 people, have Optimum cable internet available to them in the city. The company covers the entire Stamford area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in most of Stamford.
Optimum cable download speeds
Optimum is below average when comparing download speeds to all other internet providers in Stamford. Versus other cable providers in the area, Optimum cable is the slowest. There are no different maximum speeds throughout Stamford. The fastest plan anyone in Stamford can order from Optimum goes up to 940 Mbps, and all Stamford customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
Optimum cable upload speeds
In Stamford download speeds tend to be faster than than upload speeds for Optimum cable. Compared to other ISPs, Optimum is below average where upload speeds are concerned, and one of the slowest compared to other Stamford cable providers. Optimum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Stamford is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Optimum Fiber in Stamford, CT
Optimum fiber coverage
About 97.11%, or 131,345 people, have Optimum fiber internet available to them in the city. The company covers the entire Stamford area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in most of Stamford.
Optimum fiber download speeds
Optimum is the fastest when comparing download speeds to all other internet providers in Stamford. Versus other fiber providers in the area, Optimum fiber is the fastest. There are no different maximum speeds throughout Stamford. The fastest plan anyone in Stamford can order from Optimum goes up to 8,000 Mbps, and all Stamford customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
Optimum fiber upload speeds
In Stamford download speeds tend to be equal to than upload speeds for Optimum fiber. Compared to other ISPs, Optimum is the fastest where upload speeds are concerned, and the fastest compared to other Stamford fiber providers. Optimum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Stamford is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
Frontier Communications Fiber in Stamford, CT
Frontier fiber coverage
About 85.39%, or 115,503 people, have Frontier fiber internet available to them in the city. The company covers the entire Stamford area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in most of Stamford.
Frontier Communications fiber download speeds
Frontier is above average when comparing download speeds to all other internet providers in Stamford. Versus other fiber providers in the area, Frontier fiber is above average. There are 3 different maximum speeds throughout Stamford. The fastest plan anyone in Stamford can order from Frontier goes up to 7,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the city-wide average maximum speed for Stamford customers is up to 6,992 Mbps.
Show all download speeds
- 99.8% up to 7,000.0 Mbps
- 0.1% up to 5,000.0 Mbps
- 0.1% up to 1,000.0 Mbps
Frontier Communications fiber upload speeds
In Stamford download speeds tend to be equal to than upload speeds for Frontier fiber. Compared to other ISPs, Frontier is above average where upload speeds are concerned, and above average compared to other Stamford fiber providers. Frontier offers 3 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Stamford is up to 7,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, Frontier customers can get speeds up to 6,992 Mbps.
Show all upload speeds
- 99.8% up to 7,000.0 Mbps
- 0.1% up to 5,000.0 Mbps
- 0.1% up to 1,000.0 Mbps
Frontier Communications DSL in Stamford, CT
Frontier DSL coverage
About 70.93%, or 95,933 people, have Frontier DSL internet available to them in the city. The company covers the entire Stamford area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in much of Stamford.
Frontier Communications DSL download speeds
Frontier is the slowest when comparing download speeds to all other internet providers in Stamford. Versus other DSL providers in the area, Frontier DSL is the fastest. There are 6 different maximum speeds throughout Stamford. The fastest plan anyone in Stamford can order from Frontier goes up to 200 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Stamford customers is up to 34 Mbps.
Show all download speeds
- 0.2% up to 200.0 Mbps
- 7.8% up to 115.0 Mbps
- 11.1% up to 90.0 Mbps
- 7.2% up to 70.0 Mbps
- 7.5% up to 45.0 Mbps
- 66.2% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Stamford download speeds tend to be faster than than upload speeds for Frontier DSL. Compared to other ISPs, Frontier is the slowest where upload speeds are concerned, and the fastest compared to other Stamford DSL providers. Frontier offers 6 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Stamford is up to 200 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Frontier customers can get speeds up to 2.6 Mbps.
Show all upload speeds
- 0.2% up to 200.0 Mbps
- 7.8% up to 7.0 Mbps
- 1.6% up to 6.0 Mbps
- 10.8% up to 5.0 Mbps
- 13.4% up to 3.0 Mbps
- 66.2% up to 1.0 Mbps
T-Mobile Home Internet Fixed Wireless in Stamford, CT
T-Mobile Home Internet fixed wireless coverage
About 94.97%, or 128,448 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Stamford 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 Stamford.
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 Stamford. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Stamford. The fastest plan anyone in Stamford can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Stamford customers is up to 60 Mbps.
Show all download speeds
- 46.1% up to 100.0 Mbps
- 53.9% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Stamford 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 below average compared to other Stamford fixed wireless providers. T-Mobile Home Internet offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Stamford is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, T-Mobile Home Internet customers can get speeds up to 11 Mbps.
Show all upload speeds
- 46.1% up to 20.0 Mbps
- 53.9% up to 3.0 Mbps
EarthLink Fixed Wireless in Stamford, CT
EarthLink fixed wireless coverage
About 85.88%, or 116,157 people, have EarthLink fixed wireless internet available to them in the city. The company covers the entire Stamford area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Stamford.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Stamford. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Stamford. The fastest plan anyone in Stamford can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Stamford customers is up to 48 Mbps.
Show all download speeds
- 30.3% up to 100.0 Mbps
- 69.7% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Stamford 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 slowest compared to other Stamford fixed wireless providers. EarthLink offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Stamford is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, EarthLink customers can get speeds up to 8.1 Mbps.
Show all upload speeds
- 30.3% up to 20.0 Mbps
- 69.7% up to 3.0 Mbps
AT&T Fixed Wireless in Stamford, CT
AT&T fixed wireless coverage
About 85.88%, or 116,157 people, have AT&T fixed wireless internet available to them in the city. The company covers the entire Stamford area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of Stamford.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in Stamford. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Stamford. The fastest plan anyone in Stamford can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Stamford customers is up to 48 Mbps.
Show all download speeds
- 30.3% up to 100.0 Mbps
- 69.7% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Stamford 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 slowest compared to other Stamford fixed wireless providers. AT&T offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Stamford is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, AT&T customers can get speeds up to 8.1 Mbps.
Show all upload speeds
- 30.3% up to 20.0 Mbps
- 69.7% up to 3.0 Mbps
Verizon Fixed Wireless in Stamford, CT
Verizon fixed wireless coverage
About 67.04%, or 90,678 people, have Verizon fixed wireless internet available to them in the city. The company covers the entire Stamford area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in much of Stamford.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Stamford. Versus other fixed wireless providers in the area, Verizon fixed wireless is average. There are no different maximum speeds throughout Stamford. The fastest plan anyone in Stamford can order from Verizon goes up to 300 Mbps, and all Stamford customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Stamford download speeds tend to be faster than than upload speeds for Verizon fixed wireless. Compared to other ISPs, Verizon is below average where upload speeds are concerned, and below average compared to other Stamford fixed wireless providers. Verizon offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Stamford is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Stamford Internet by Area
This information is most helpful to those looking for homes or considering moving to Stamford or any of the areas nearby.
How does internet in Stamford compare to the rest of Connecticut?
Internet speeds in Stamford are much faster versus the average speeds in Connecticut: 6,732 Mbps in Connecticut versus 7,866 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in Connecticut is 98.58% versus 99.80% in Stamford.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Stamford 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
- Darien, CT: more internet coverage, faster speeds
- Old Greenwich, CT: more internet coverage, faster speeds
- Riverside, CT: more internet coverage, faster speeds
- Cos Cob, CT: less internet coverage, faster speeds
- Greenwich, CT: less internet coverage, slower speeds
- New Canaan, CT: more internet coverage, faster speeds
- Norwalk, CT: more internet coverage, slower speeds
- Port Chester, NY: less internet coverage, faster speeds
- Rye Brook, NY: more internet coverage, slower speeds
- Scotts Corners, NY: more internet coverage, slower speeds
Cities with Similar Populations
- Iowa City, IA: less internet coverage, slower speeds
- Johns Creek, GA: more internet coverage, slower speeds
- Inglewood, CA: less internet coverage, slower speeds
- Irving, TX: less internet coverage, slower speeds
- Harrisburg, PA: less internet coverage, slower speeds
- Huntington Park, CA: more internet coverage, slower speeds
- Huntington Beach, CA: less internet coverage, slower speeds
- Huntington, WV: less internet coverage, slower speeds
- Hesperia, CA: more internet coverage, slower speeds
- Hemet, CA: more internet coverage, slower speeds