In Greenport there is 1 residential Fiber provider covering 95.17% of the city. The average home can get speeds up to 8,000 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 Greenport, NY.
To see availability maps for all providers including fiber, cable, DSL, and more in Greenport, NY please click below.
Greenport, NY Availability Maps
Fiber Internet Service Provider in Greenport
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 Greenport are not shown.
Greenport 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 Greenport is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 95.17% of Greenport. 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 Greenport above to see who has service at your home.
How fast is fiber internet in Greenport?
The map below shows maximum fiber internet speeds by area in Greenport.
Fiber Internet Speed Key
The average Greenport home can get up to 8,000 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 8,000 Mbps, which 95.17% of residents can get.
Is fiber the fastest internet I can get in Greenport?
The fastest internet for you may vary based on where in Greenport you live. In general, cable competes most often with fiber in the city.
- Fiber is the fastest internet type for 95.17% of Greenport homes.
- Cable is fastest for 3.29% 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 1.54% of Greenport homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Greenport, along with details on where in Greenport and at what speeds.
Optimum Fiber in Greenport, NY
Optimum fiber coverage
About 95.17%, or 4,567 people, have Optimum fiber internet available to them in the city. The company covers the entire Greenport area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in most of Greenport.
Optimum fiber download speeds
Optimum is the fastest when comparing download speeds to all other internet providers in Greenport. Versus other fiber providers in the area, Optimum fiber is the fastest. There are no different maximum speeds throughout Greenport. The fastest plan anyone in Greenport can order from Optimum goes up to 8,000 Mbps, and all Greenport customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
Optimum fiber upload speeds
In Greenport 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 Greenport fiber providers. Optimum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Greenport is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
Greenport Fiber by Area
This information is most helpful to those looking for homes or considering moving to Greenport or any of the areas nearby.
How does fiber internet in Greenport compare to the rest of New York?
Fiber internet speeds in Greenport are much faster versus the average speeds in New York: 0.00 Mbps in New York versus 8,000 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in New York is 0.00% versus 95.17% in Greenport.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Greenport 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
- Dering Harbor, NY: less fiber coverage, similar speeds
- East Marion, NY: less fiber coverage, similar speeds
- Greenport West, NY: more fiber coverage, similar speeds
- Shelter Island Heights, NY: less fiber coverage, similar speeds
- Shelter Island, NY: more fiber coverage, similar speeds
- Southold, NY: more fiber coverage, similar speeds
- Orient, NY: more fiber coverage, similar speeds
- North Haven, NY: more fiber coverage, similar speeds
- Peconic, NY: more fiber coverage, similar speeds
- Noyack, NY: more fiber coverage, similar speeds
Cities with Similar Populations
- Robesonia, PA: less fiber coverage, slower speeds
- Hato Viejo, PR: less fiber coverage, slower speeds
- Harwinton, CT: more fiber coverage, slower speeds
- Rio Bravo, TX: less fiber coverage, slower speeds
- Hartford, MI: less fiber coverage, slower speeds
- Rio Hondo, TX: less fiber coverage, slower speeds
- Hart, MI: less fiber coverage, slower speeds
- Riverwoods, IL: less fiber coverage, slower speeds
- Hardy, VA: less fiber coverage, slower speeds
- Hamptonville, NC: more fiber coverage, slower speeds