In Thomaston there are 4 residential Fiber providers covering 99.63% of the city. The average home can get speeds up to 7,750 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.
This page contains all Fiber internet providers in Thomaston, CT.
To see availability maps for all providers including fiber, cable, DSL, and more in Thomaston, CT please click below.
Thomaston, CT Availability Maps
Fiber Internet Service Providers in Thomaston
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 Thomaston are not shown.
Thomaston 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
Where in Thomaston is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 99.63% of Thomaston. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Optimum. Call one of the companies with service in Thomaston above to see who has service at your home.
How fast is fiber internet in Thomaston?
The map below shows maximum fiber internet speeds by area in Thomaston.
Fiber Internet Speed Key
The average Thomaston home can get up to 7,750 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 8,000 Mbps, which 91.45% 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 1,000 Mbps. See the internet provider details below for info about their speed and coverage in Thomaston.
Fiber internet speeds tend to be faster in the west parts of Thomaston, and slower in the southeast areas of the city.
Is fiber the fastest internet I can get in Thomaston?
The fastest internet for you may vary based on where in Thomaston you live. In general, satellite competes most often with fiber in the city.
- Fiber is the fastest internet type for 99.63% of Thomaston 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 Thomaston homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Thomaston, along with details on where in Thomaston and at what speeds.
Frontier Communications Fiber in Thomaston, CT
Frontier fiber coverage
About 99.47%, or 7,565 people, have Frontier fiber internet available to them in the city. The company covers the entire Thomaston area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in most of Thomaston.
Frontier Communications fiber download speeds
Frontier is above average when comparing download speeds to all other internet providers in Thomaston. Versus other fiber providers in the area, Frontier fiber is above average. There are 2 different maximum speeds throughout Thomaston. The fastest plan anyone in Thomaston can order from Frontier goes up to 7,000 Mbps, the slowest package only goes up to 5,000 Mbps, and the city-wide average maximum speed for Thomaston customers is up to 5,803 Mbps.
Show all download speeds
- 40.2% up to 7,000.0 Mbps
- 59.8% up to 5,000.0 Mbps
Frontier Communications fiber upload speeds
In Thomaston 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 Thomaston fiber providers. Frontier 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 Thomaston is up to 7,000 Mbps. Some customers have slower plan choices, which only go up to 5,000 Mbps. On average, Frontier customers can get speeds up to 5,803 Mbps.
Show all upload speeds
- 40.2% up to 7,000.0 Mbps
- 59.8% up to 5,000.0 Mbps
Optimum Fiber in Thomaston, CT
Optimum fiber coverage
About 91.45%, or 6,955 people, have Optimum fiber internet available to them in the city. The company covers the entire Thomaston area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in most of Thomaston.
Optimum fiber download speeds
Optimum is the fastest when comparing download speeds to all other internet providers in Thomaston. Versus other fiber providers in the area, Optimum fiber is the fastest. There are no different maximum speeds throughout Thomaston. The fastest plan anyone in Thomaston can order from Optimum goes up to 8,000 Mbps, and all Thomaston customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
Optimum fiber upload speeds
In Thomaston 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 Thomaston fiber providers. Optimum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Thomaston is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
XFINITY from Comcast Fiber in Thomaston, CT
XFINITY fiber coverage
About 73.99%, or 5,627 people, have XFINITY fiber internet available to them in the city. The company covers the entire Thomaston area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in much of Thomaston.
XFINITY from Comcast fiber download speeds
XFINITY is below average when comparing download speeds to all other internet providers in Thomaston. Versus other fiber providers in the area, XFINITY fiber is below average. There are 3 different maximum speeds throughout Thomaston. The fastest plan anyone in Thomaston can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the city-wide average maximum speed for Thomaston customers is up to 1,188 Mbps.
Show all download speeds
- 11.2% up to 2,000.0 Mbps
- 37.7% up to 1,200.0 Mbps
- 51.0% up to 1,000.0 Mbps
XFINITY from Comcast fiber upload speeds
In Thomaston download speeds tend to be faster than than upload speeds for XFINITY fiber. Compared to other ISPs, XFINITY is below average where upload speeds are concerned, and the slowest compared to other Thomaston fiber providers. XFINITY 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 Thomaston is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, XFINITY customers can get speeds up to 927 Mbps.
Show all upload speeds
- 90.5% up to 1,000.0 Mbps
- 8.3% up to 250.0 Mbps
- 1.2% up to 35.0 Mbps
GoNetSpeed Fiber in Thomaston, CT
GoNetSpeed fiber coverage
About 55.92%, or 4,253 people, have GoNetSpeed fiber internet available to them in the city. The company covers the southwest, north, central, west, northeast, northwest, east, and south Thomaston area. GoNetSpeed is a large internet service provider internet service providers in the US, with internet service available in a majority of Thomaston.
GoNetSpeed fiber download speeds
GoNetSpeed is below average when comparing download speeds to all other internet providers in Thomaston. Versus other fiber providers in the area, GoNetSpeed fiber is the slowest. There are no different maximum speeds throughout Thomaston. The fastest plan anyone in Thomaston can order from GoNetSpeed goes up to 1,000 Mbps, and all Thomaston customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
GoNetSpeed fiber upload speeds
In Thomaston download speeds tend to be equal to than upload speeds for GoNetSpeed fiber. Compared to other ISPs, GoNetSpeed is below average where upload speeds are concerned, and below average compared to other Thomaston fiber providers. GoNetSpeed offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Thomaston is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Thomaston Fiber by Area
This information is most helpful to those looking for homes or considering moving to Thomaston or any of the areas nearby.
How does fiber internet in Thomaston compare to the rest of Connecticut?
Fiber internet speeds in Thomaston are much faster versus the average speeds in Connecticut: 0.00 Mbps in Connecticut versus 7,750 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in Connecticut is 0.00% versus 99.63% in Thomaston.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Thomaston are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fiber internet 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
- Plymouth, CT: less fiber coverage, slower speeds
- Northfield, CT: more fiber coverage, faster speeds
- Terryville, CT: less fiber coverage, slower speeds
- Watertown, CT: more fiber coverage, slower speeds
- East Litchfield, CT: more fiber coverage, slower speeds
- Oakville, CT: more fiber coverage, faster speeds
- Morris, CT: less fiber coverage, faster speeds
- Bethlehem Village, CT: more fiber coverage, slower speeds
- Bethlehem, CT: more fiber coverage, slower speeds
- Harwinton, CT: less fiber coverage, slower speeds
Cities with Similar Populations
- Marshall, IL: less fiber coverage, slower speeds
- Los Ranchos de Albuquerque, NM: less fiber coverage, slower speeds
- Lothian, MD: less fiber coverage, slower speeds
- Louisa, KY: less fiber coverage, slower speeds
- Louisburg, KS: less fiber coverage, slower speeds
- Lula, GA: less fiber coverage, slower speeds
- Luling, TX: less fiber coverage, slower speeds
- Manchaca, TX: less fiber coverage, slower speeds
- Manhasset, NY: more fiber coverage, faster speeds
- Mannford, OK: less fiber coverage, slower speeds