In Danbury there are 3 residential Fiber providers covering 94.81% of the city. The average home can get speeds up to 6,918 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 Danbury, CT.
To see availability maps for all providers including fiber, cable, DSL, and more in Danbury, CT please click below.
Fiber Internet Service Providers in Danbury
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 Danbury are not shown.
Danbury 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 Danbury is fiber internet available?
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Fiber is available in 94.81% of Danbury. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Frontier. Call one of the companies with service in Danbury above to see who has service at your home.
How fast is fiber internet in Danbury?
The map below shows maximum fiber internet speeds by area in Danbury.
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The average Danbury home can get up to 6,918 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 7,000 Mbps, which 91.47% 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 Danbury.
Fiber internet speeds tend to be faster in the south parts of Danbury, and slower in the northwest areas of the city.
Is fiber the fastest internet I can get in Danbury?
The fastest internet for you may vary based on where in Danbury you live. In general, cable competes most often with fiber in the city.
- Fiber is the fastest internet type for 94.52% of Danbury homes.
- Cable is fastest for 4.96% 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 Danbury homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Danbury, along with details on where in Danbury and at what speeds.
Frontier Communications Fiber in Danbury, CT
Frontier fiber coverage
About 94.52%, or 81,043 people, have Frontier fiber internet available to them in the city. The company covers the entire Danbury area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in most of Danbury.
Frontier Communications fiber download speeds
Frontier is the fastest when comparing download speeds to all other internet providers in Danbury. Versus other fiber providers in the area, Frontier fiber is the fastest. There are 2 different maximum speeds throughout Danbury. The fastest plan anyone in Danbury 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 Danbury customers is up to 6,935 Mbps.
Show all download speeds
- 96.8% up to 7,000.0 Mbps
- 3.2% up to 5,000.0 Mbps
Frontier Communications fiber upload speeds
In Danbury download speeds tend to be equal to than upload speeds for Frontier fiber. Compared to other ISPs, Frontier is the fastest where upload speeds are concerned, and the fastest compared to other Danbury 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 Danbury 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 6,935 Mbps.
Show all upload speeds
- 96.8% up to 7,000.0 Mbps
- 3.2% up to 5,000.0 Mbps
GoNetSpeed Fiber in Danbury, CT
GoNetSpeed fiber coverage
About 69.64%, or 59,709 people, have GoNetSpeed fiber internet available to them in the city. The company covers the entire Danbury area. GoNetSpeed is a large internet service provider internet service providers in the US, with internet service available in much of Danbury.
GoNetSpeed fiber download speeds
GoNetSpeed is below average when comparing download speeds to all other internet providers in Danbury. Versus other fiber providers in the area, GoNetSpeed fiber is the slowest. There are no different maximum speeds throughout Danbury. The fastest plan anyone in Danbury can order from GoNetSpeed goes up to 1,000 Mbps, and all Danbury customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
GoNetSpeed fiber upload speeds
In Danbury download speeds tend to be equal to than upload speeds for GoNetSpeed fiber. Compared to other ISPs, GoNetSpeed is above average where upload speeds are concerned, and below average compared to other Danbury fiber providers. GoNetSpeed offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Danbury is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
XFINITY from Comcast Fiber in Danbury, CT
XFINITY fiber coverage
About 1.45%, or 1,243 people, have XFINITY fiber internet available to them in the city. The company covers the northeast and central Danbury area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Danbury.
XFINITY from Comcast fiber download speeds
XFINITY is average when comparing download speeds to all other internet providers in Danbury. Versus other fiber providers in the area, XFINITY fiber is below average. There are no different maximum speeds throughout Danbury. The fastest plan anyone in Danbury can order from XFINITY goes up to 1,200 Mbps, and all Danbury customers can get this speed.
Show all download speeds
- 100.0% up to 1,200.0 Mbps
XFINITY from Comcast fiber upload speeds
In Danbury 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 Danbury fiber providers. XFINITY offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Danbury is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Danbury Fiber by Area
This information is most helpful to those looking for homes or considering moving to Danbury or any of the areas nearby.
How does fiber internet in Danbury compare to the rest of Connecticut?
Fiber internet speeds in Danbury are much faster versus the average speeds in Connecticut: 0.00 Mbps in Connecticut versus 6,918 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in Connecticut is 0.00% versus 94.81% in Danbury.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Danbury 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
- Bethel, CT: less fiber coverage, faster speeds
- New Fairfield, CT: more fiber coverage, slower speeds
- Brookfield, CT: less fiber coverage, slower speeds
- Brewster, NY: more fiber coverage, slower speeds
- Redding, CT: more fiber coverage, faster speeds
- Newtown, CT: more fiber coverage, faster speeds
- Ridgefield, CT: more fiber coverage, faster speeds
- Patterson, NY: less fiber coverage, slower speeds
- North Salem, NY: less fiber coverage, slower speeds
- Candlewood Point, CT: more fiber coverage, faster speeds
Cities with Similar Populations
- Yuma, AZ: less fiber coverage, slower speeds
- Worcester, MA: less fiber coverage, slower speeds
- Youngstown, OH: less fiber coverage, slower speeds
- Yukon, OK: less fiber coverage, slower speeds
- Yonkers, NY: more fiber coverage, faster speeds
- York, PA: less fiber coverage, slower speeds
- Ypsilanti, MI: less fiber coverage, slower speeds
- Yuba City, CA: less fiber coverage, slower speeds
- Town 'n' Country, FL: less fiber coverage, slower speeds
- The Woodlands, TX: more fiber coverage, slower speeds