In Locust Valley there is 1 residential Cable provider covering 100.00% of the city. The average home can get speeds up to 940 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 Cable internet providers in Locust Valley, NY.
To see availability maps for all providers including fiber, cable, DSL, and more in Locust Valley, NY please click below.
Locust Valley, NY Availability Maps
Cable Internet Service Provider in Locust Valley
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 Locust Valley are not shown.
Locust Valley 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 Locust Valley is cable internet available?

Cable Internet Availability Key
Cable is available in 100.00% of Locust Valley. Areas in green have cable 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 Locust Valley above to see who has service at your home.
How fast is cable internet in Locust Valley?
The map below shows maximum cable internet speeds by area in Locust Valley.

Cable Internet Speed Key
The average Locust Valley home can get up to 940 Mbps on their cable internet plan. The fastest cable download speed in the city is 940 Mbps, which 100.00% of residents can get.
Is cable the fastest internet I can get in Locust Valley?
The fastest internet for you may vary based on where in Locust Valley you live. In general, fiber competes most often with cable in the city.
- Fiber is the fastest internet type for 100.00% of Locust Valley 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 Locust Valley homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in Locust Valley, along with details on where in Locust Valley and at what speeds.
Optimum Cable in Locust Valley, NY

Optimum cable coverage
About 100.00%, or 3,886 people, have Optimum cable internet available to them in the city. The company covers the entire Locust Valley area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in every corner of Locust Valley.
Optimum cable download speeds
Optimum is below average when comparing download speeds to all other internet providers in Locust Valley. Versus other cable providers in the area, Optimum cable is the fastest. There are no different maximum speeds throughout Locust Valley. The fastest plan anyone in Locust Valley can order from Optimum goes up to 940 Mbps, and all Locust Valley customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
Optimum cable upload speeds
In Locust Valley 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 the fastest compared to other Locust Valley cable providers. Optimum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Locust Valley is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Locust Valley Cable by Area
This information is most helpful to those looking for homes or considering moving to Locust Valley or any of the areas nearby.
How does cable internet in Locust Valley compare to the rest of New York?
Cable internet speeds in Locust Valley are much faster versus the average speeds in New York: 0.00 Mbps in New York versus 940 Mbps in the city. The state has similar cable availability compared to the city. Average cable coverage in New York is 0.00% versus 100.00% in Locust Valley.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around Locust Valley are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does cable 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
- Lattingtown, NY: less cable coverage, similar speeds
- Matinecock, NY: equal cable coverage, similar speeds
- Mill Neck, NY: equal cable coverage, similar speeds
- Glen Cove, NY: less cable coverage, similar speeds
- Bayville, NY: equal cable coverage, similar speeds
- Upper Brookville, NY: equal cable coverage, similar speeds
- Old Brookville, NY: equal cable coverage, similar speeds
- Oyster Bay, NY: equal cable coverage, similar speeds
- Sea Cliff, NY: less cable coverage, similar speeds
- Glen Head, NY: equal cable coverage, similar speeds
Cities with Similar Populations
- Roselawn, IN: less cable coverage, faster speeds
- Rio Bravo, TX: less cable coverage, faster speeds
- Rocky Ford, CO: less cable coverage, faster speeds
- Putney, VT: less cable coverage, faster speeds
- Russiaville, IN: less cable coverage, faster speeds
- Russell, KS: less cable coverage, faster speeds
- Byron, MI: less cable coverage, faster speeds
- Barre, MA: less cable coverage, faster speeds
- Barron, WI: less cable coverage, faster speeds
- Barrow, AK: equal cable coverage, faster speeds


