In Islandia there are 7 residential internet providers covering 93.08% 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.
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7 Internet Service Providers in Islandia
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 Islandia are not shown.
Islandia 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
Availability maps for all providers in Islandia
Using the dropdown below, please select a provider. Green indicates nearly all homes have service, red indicates few homes have service, and blank indicates no service.
Please note some providers will take longer to load than others
Internet service is available in 93.08% of Islandia. Using our interactive availability map, you can compare service areas for different providers, we include fiber, cable, DSL, or fixed wireless internet service for all providers who offer it. You will notice that some providers might be listed multiple times for each service. If you find no providers cover the location you're looking at, you can opt for satellite service. The most widely available provider is Optimum. Now you can call companies in Islandia with more confidence that they might be available.
How fast are internet speeds in Islandia?
The map below shows maximum internet speeds by area in Islandia.
Internet Speed Key
The average Islandia home can get up to 8,000 Mbps on their internet plan. For most people, the fastest download speed in the city is 8,000 Mbps, which 93.08% of residents can get.
What type of internet should I choose in Islandia?
The fastest internet for you may vary based on where in Islandia you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 93.08% of Islandia 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 6.92% of Islandia homes.
Internet Market Health in Islandia
Internet Competition Key
The map shows how competitive the Islandia internet service market is. Areas in green have more alternatives, areas in yellow have a few choices, and areas in red may have only one provider. More competition usually means faster speeds and better prices for you, the customer.
Below are quick facts on internet competition and market health in Islandia based on what connections the average home has availabile:
- Average number of internet service providers to a home: 5.4 (healthy)
- Average types of service (fiber, cable, DSL, etc): 3.1 (very healthy)
- Average providers with broadband (25 Mbps+) speeds: 5.4 (healthy)
Overall, competition is healthy.
Islandia internet customers have the ability to buy internet service from 5 to 7 different providers, depending on where they live. For different types of service, Islandia homes have between 3 and 4 options. The type(s) of service available are fixed wireless, fiber, cable, and dsl, though these may vary depending on the region within the city.
When it comes to broadband download speeds faster than 25 Mbps, the situation is similar. Islandia internet customers who want faster speeds have between 5 and 7 choices of companies offering speeds up to or over 25 Mbps.
More internet companies with faster speeds means fewer monopolies and better prices for customers. In promoting a free market for internet, Islandia is doing better than most.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Islandia, along with details on where in Islandia and at what speeds.
Optimum Fiber in Islandia, NY
Optimum fiber coverage
About 93.08%, or 3,320 people, have Optimum fiber internet available to them in the city. The company covers the entire Islandia area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in most of Islandia.
Optimum fiber download speeds
Optimum is the fastest when comparing download speeds to all other internet providers in Islandia. Versus other fiber providers in the area, Optimum fiber is the fastest. There are no different maximum speeds throughout Islandia. The fastest plan anyone in Islandia can order from Optimum goes up to 8,000 Mbps, and all Islandia customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
Optimum fiber upload speeds
In Islandia 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 Islandia fiber providers. Optimum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Islandia is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
EarthLink Fiber in Islandia, NY
EarthLink fiber coverage
About 93.08%, or 3,320 people, have EarthLink fiber internet available to them in the city. The company covers the entire Islandia area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Islandia.
EarthLink fiber download speeds
EarthLink is average when comparing download speeds to all other internet providers in Islandia. Versus other fiber providers in the area, EarthLink fiber is one of the slowest. There are 2 different maximum speeds throughout Islandia. The fastest plan anyone in Islandia can order from EarthLink goes up to 2,048 Mbps, the slowest package only goes up to 940 Mbps, and the city-wide average maximum speed for Islandia customers is up to 1,868 Mbps.
Show all download speeds
- 83.7% up to 2,048.0 Mbps
- 16.3% up to 940.0 Mbps
EarthLink fiber upload speeds
In Islandia download speeds tend to be faster than than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is above average where upload speeds are concerned, and one of the slowest compared to other Islandia fiber providers. EarthLink 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 Islandia is up to 2,048 Mbps. Some customers have slower plan choices, which only go up to 880 Mbps. On average, EarthLink customers can get speeds up to 1,858 Mbps.
Show all upload speeds
- 83.7% up to 2,048.0 Mbps
- 16.3% up to 880.0 Mbps
Verizon Fiber in Islandia, NY
Verizon fiber coverage
About 93.08%, or 3,320 people, have Verizon fiber internet available to them in the city. The company covers the entire Islandia area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in most of Islandia.
Verizon fiber download speeds
Verizon is average when comparing download speeds to all other internet providers in Islandia. Versus other fiber providers in the area, Verizon fiber is one of the slowest. There are 2 different maximum speeds throughout Islandia. The fastest plan anyone in Islandia can order from Verizon goes up to 2,048 Mbps, the slowest package only goes up to 940 Mbps, and the city-wide average maximum speed for Islandia customers is up to 1,868 Mbps.
Show all download speeds
- 83.7% up to 2,048.0 Mbps
- 16.3% up to 940.0 Mbps
Verizon fiber upload speeds
In Islandia download speeds tend to be faster than than upload speeds for Verizon fiber. Compared to other ISPs, Verizon is above average where upload speeds are concerned, and one of the slowest compared to other Islandia fiber providers. Verizon 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 Islandia is up to 2,048 Mbps. Some customers have slower plan choices, which only go up to 880 Mbps. On average, Verizon customers can get speeds up to 1,858 Mbps.
Show all upload speeds
- 83.7% up to 2,048.0 Mbps
- 16.3% up to 880.0 Mbps
Optimum Cable in Islandia, NY
Optimum cable coverage
About 93.08%, or 3,320 people, have Optimum cable internet available to them in the city. The company covers the entire Islandia area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in most of Islandia.
Optimum cable download speeds
Optimum is below average when comparing download speeds to all other internet providers in Islandia. Versus other cable providers in the area, Optimum cable is the fastest. There are no different maximum speeds throughout Islandia. The fastest plan anyone in Islandia can order from Optimum goes up to 940 Mbps, and all Islandia customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
Optimum cable upload speeds
In Islandia 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 Islandia cable providers. Optimum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Islandia is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Frontier Communications DSL in Islandia, NY
Frontier DSL coverage
About 5.27%, or 188 people, have Frontier DSL internet available to them in the city. The company covers the southeast Islandia area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Islandia.
Frontier Communications DSL download speeds
Frontier is the slowest when comparing download speeds to all other internet providers in Islandia. Versus other DSL providers in the area, Frontier DSL is the fastest. There are no different maximum speeds throughout Islandia. The fastest plan anyone in Islandia can order from Frontier goes up to 90 Mbps, and all Islandia customers can get this speed.
Show all download speeds
- 100.0% up to 90.0 Mbps
Frontier Communications DSL upload speeds
In Islandia download speeds tend to be faster than than upload speeds for Frontier DSL. Compared to other ISPs, Frontier is the slowest where upload speeds are concerned, and the fastest compared to other Islandia DSL providers. Frontier offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Islandia is up to 5.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5.0 Mbps
T-Mobile Home Internet Fixed Wireless in Islandia, NY
T-Mobile Home Internet fixed wireless coverage
About 93.08%, or 3,320 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Islandia area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in most of Islandia.
T-Mobile Home Internet fixed wireless download speeds
T-Mobile Home Internet is below average when comparing download speeds to all other internet providers in Islandia. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is the slowest. There are 2 different maximum speeds throughout Islandia. The fastest plan anyone in Islandia can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Islandia customers is up to 94 Mbps.
Show all download speeds
- 92.0% up to 100.0 Mbps
- 8.0% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Islandia download speeds tend to be faster than than upload speeds for T-Mobile Home Internet fixed wireless. Compared to other ISPs, T-Mobile Home Internet is below average where upload speeds are concerned, and the slowest compared to other Islandia fixed wireless providers. T-Mobile Home Internet 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 Islandia is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, T-Mobile Home Internet customers can get speeds up to 19 Mbps.
Show all upload speeds
- 92.0% up to 20.0 Mbps
- 8.0% up to 3.0 Mbps
Verizon Fixed Wireless in Islandia, NY
Verizon fixed wireless coverage
About 31.37%, or 1,119 people, have Verizon fixed wireless internet available to them in the city. The company covers the southeast, central, northeast, south, north, east, and southwest Islandia area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Islandia.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Islandia. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout Islandia. The fastest plan anyone in Islandia can order from Verizon goes up to 300 Mbps, and all Islandia customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Islandia download speeds tend to be faster than than upload speeds for Verizon fixed wireless. Compared to other ISPs, Verizon is below average where upload speeds are concerned, and the fastest compared to other Islandia fixed wireless providers. Verizon offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Islandia is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Islandia Internet by Area
This information is most helpful to those looking for homes or considering moving to Islandia or any of the areas nearby.
How does internet in Islandia compare to the rest of New York?
Internet speeds in Islandia are much faster versus the average speeds in New York: 4,072 Mbps in New York versus 8,000 Mbps in the city. The state has less internet availability compared to the city. Average internet coverage in New York is 98.64% versus 93.08% in Islandia.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Islandia are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does internet service 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
- Central Islip, NY: more internet coverage, slower speeds
- Hauppauge, NY: more internet coverage, slower speeds
- Ronkonkoma, NY: more internet coverage, slower speeds
- North Great River, NY: more internet coverage, similar speeds
- Nesconset, NY: more internet coverage, slower speeds
- Village of the Branch, NY: more internet coverage, slower speeds
- Lake Ronkonkoma, NY: more internet coverage, slower speeds
- Islip Terrace, NY: more internet coverage, similar speeds
- Bohemia, NY: more internet coverage, slower speeds
- Smithtown, NY: more internet coverage, slower speeds
Cities with Similar Populations
- Lake Katrine, NY: more internet coverage, slower speeds
- Arcola, IL: more internet coverage, slower speeds
- Oakland City, IN: more internet coverage, slower speeds
- Naples, ME: more internet coverage, slower speeds
- Laurel Lake, NJ: more internet coverage, slower speeds
- Lakemore, OH: more internet coverage, slower speeds
- Laguna Vista, TX: more internet coverage, slower speeds
- Lafayette, NY: more internet coverage, slower speeds
- Keedysville, MD: more internet coverage, slower speeds
- Hopkins, MI: more internet coverage, slower speeds