In Centereach there is 1 residential Cable provider covering 99.83% 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 Centereach, NY.
To see availability maps for all providers including fiber, cable, DSL, and more in Centereach, NY please click below.
Centereach, NY Availability Maps
Cable Internet Service Provider in Centereach
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 Centereach are not shown.
Centereach 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 Centereach is cable internet available?
Cable Internet Availability Key
Cable is available in 99.83% of Centereach. 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 Centereach above to see who has service at your home.
How fast is cable internet in Centereach?
The map below shows maximum cable internet speeds by area in Centereach.
Cable Internet Speed Key
The average Centereach home can get up to 940 Mbps on their cable internet plan. The fastest cable download speed in the city is 940 Mbps, which 99.83% of residents can get.
Is cable the fastest internet I can get in Centereach?
The fastest internet for you may vary based on where in Centereach you live. In general, fiber competes most often with cable in the city.
- Fiber is the fastest internet type for 95.86% of Centereach homes.
- Cable is fastest for 3.97% 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 Centereach homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in Centereach, along with details on where in Centereach and at what speeds.
Optimum Cable in Centereach, NY
Optimum cable coverage
About 99.83%, or 28,371 people, have Optimum cable internet available to them in the city. The company covers the entire Centereach area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in most of Centereach.
Optimum cable download speeds
Optimum is below average when comparing download speeds to all other internet providers in Centereach. Versus other cable providers in the area, Optimum cable is the fastest. There are no different maximum speeds throughout Centereach. The fastest plan anyone in Centereach can order from Optimum goes up to 940 Mbps, and all Centereach customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
Optimum cable upload speeds
In Centereach 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 Centereach cable providers. Optimum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Centereach is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Centereach Cable by Area
This information is most helpful to those looking for homes or considering moving to Centereach or any of the areas nearby.
How does cable internet in Centereach compare to the rest of New York?
Cable internet speeds in Centereach 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 99.83% in Centereach.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around Centereach 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
- Selden, NY: more cable coverage, similar speeds
- Lake Grove, NY: more cable coverage, similar speeds
- Stony Brook University, NY: more cable coverage, similar speeds
- Terryville, NY: more cable coverage, similar speeds
- Farmingville, NY: more cable coverage, similar speeds
- Stony Brook, NY: less cable coverage, similar speeds
- Lake Ronkonkoma, NY: less cable coverage, similar speeds
- Port Jefferson Station, NY: more cable coverage, similar speeds
- St. James, NY: less cable coverage, similar speeds
- Nesconset, NY: more cable coverage, similar speeds
Cities with Similar Populations
- Alabaster, AL: less cable coverage, faster speeds
- Castaic, CA: less cable coverage, faster speeds
- Carbondale, IL: less cable coverage, faster speeds
- Bristol, VA: less cable coverage, faster speeds
- Windsor, CT: less cable coverage, faster speeds
- Benicia, CA: less cable coverage, faster speeds
- Woodway, TX: less cable coverage, faster speeds
- Yabucoa, PR: less cable coverage, faster speeds
- Balch Springs, TX: less cable coverage, faster speeds
- Auburndale, FL: less cable coverage, faster speeds