In Seal Harbor there are 6 residential internet providers covering 100.00% of the city. The average home can get speeds up to 1,220 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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6 Internet Service Providers in Seal Harbor
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 Seal Harbor are not shown.
Seal Harbor 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 Seal Harbor
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.
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Internet service is available in 100.00% of Seal Harbor. 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 Spectrum. Now you can call companies in Seal Harbor with more confidence that they might be available.
How fast are internet speeds in Seal Harbor?
The map below shows maximum internet speeds by area in Seal Harbor.
Internet Speed Key
The average Seal Harbor home can get up to 1,220 Mbps on their internet plan. For most people, the fastest download speed in the city is 2,000 Mbps, which 22.03% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 77.97% 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 Seal Harbor.
Internet speeds tend to be faster in the northeast parts of Seal Harbor, and slower in the south areas of the city.
What type of internet should I choose in Seal Harbor?
The fastest internet for you may vary based on where in Seal Harbor you live. If speed is your main concern, cable will be the fastest internet in the city.
- Fiber is the fastest internet type for 22.03% of Seal Harbor homes.
- Cable is fastest for 77.97% 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 Seal Harbor homes.
Internet Market Health in Seal Harbor
Internet Competition Key
The map shows how competitive the Seal Harbor 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 Seal Harbor based on what connections the average home has availabile:
- Average number of internet service providers to a home: 2.6 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 2.2 (unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 1.5 (very unhealthy)
Overall, competition is very unhealthy.
Seal Harbor internet customers have the ability to buy internet service from 1 to 4 different providers, depending on where they live. For different types of service, Seal Harbor homes have between 1 and 4 options. The type(s) of service available are cable, dsl, fixed wireless, and fiber, 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 worse. Seal Harbor internet customers who want faster speeds have between 1 and 2 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, Seal Harbor badly needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Seal Harbor, along with details on where in Seal Harbor and at what speeds.
Spectrum Cable in Seal Harbor, ME
Spectrum cable coverage
About 89.83%, or 53 people, have Spectrum cable internet available to them in the city. The company covers the entire Seal Harbor area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in most of Seal Harbor.
Spectrum cable download speeds
Spectrum is above average when comparing download speeds to all other internet providers in Seal Harbor. Versus other cable providers in the area, Spectrum cable is the fastest. There are no different maximum speeds throughout Seal Harbor. The fastest plan anyone in Seal Harbor can order from Spectrum goes up to 1,000 Mbps, and all Seal Harbor customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum cable upload speeds
In Seal Harbor download speeds tend to be faster than than upload speeds for Spectrum cable. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and the fastest compared to other Seal Harbor cable providers. Spectrum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Seal Harbor is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Fidium Fiber DSL in Seal Harbor, ME
Fidium DSL coverage
About 55.93%, or 33 people, have Fidium DSL internet available to them in the city. The company covers the south and southwest Seal Harbor area. Fidium is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Seal Harbor.
Fidium Fiber DSL download speeds
Fidium is one of the slowest when comparing download speeds to all other internet providers in Seal Harbor. Versus other DSL providers in the area, Fidium DSL is the fastest. There are no different maximum speeds throughout Seal Harbor. The fastest plan anyone in Seal Harbor can order from Fidium goes up to 10 Mbps, and all Seal Harbor customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Fidium Fiber DSL upload speeds
In Seal Harbor download speeds tend to be faster than than upload speeds for Fidium DSL. Compared to other ISPs, Fidium is one of the slowest where upload speeds are concerned, and the fastest compared to other Seal Harbor DSL providers. Fidium offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Seal Harbor is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Fidium Fiber Fiber in Seal Harbor, ME
Fidium fiber coverage
About 22.03%, or 13 people, have Fidium fiber internet available to them in the city. The company covers the northeast and southwest Seal Harbor area. Fidium is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Seal Harbor.
Fidium Fiber fiber download speeds
Fidium is the fastest when comparing download speeds to all other internet providers in Seal Harbor. Versus other fiber providers in the area, Fidium fiber is the fastest. There are no different maximum speeds throughout Seal Harbor. The fastest plan anyone in Seal Harbor can order from Fidium goes up to 2,000 Mbps, and all Seal Harbor customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
Fidium Fiber fiber upload speeds
In Seal Harbor download speeds tend to be equal to than upload speeds for Fidium fiber. Compared to other ISPs, Fidium is the fastest where upload speeds are concerned, and the fastest compared to other Seal Harbor fiber providers. Fidium offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Seal Harbor is up to 2,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,000.0 Mbps
US Cellular Fixed Wireless in Seal Harbor, ME
US Cellular fixed wireless coverage
About 54.24%, or 32 people, have US Cellular fixed wireless internet available to them in the city. The company covers the south, central, and southwest Seal Harbor area. US Cellular is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Seal Harbor.
US Cellular fixed wireless download speeds
US Cellular is one of the slowest when comparing download speeds to all other internet providers in Seal Harbor. Versus other fixed wireless providers in the area, US Cellular fixed wireless is the slowest. There are no different maximum speeds throughout Seal Harbor. The fastest plan anyone in Seal Harbor can order from US Cellular goes up to 10 Mbps, and all Seal Harbor customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
US Cellular fixed wireless upload speeds
In Seal Harbor download speeds tend to be faster than than upload speeds for US Cellular fixed wireless. Compared to other ISPs, US Cellular is one of the slowest where upload speeds are concerned, and the slowest compared to other Seal Harbor fixed wireless providers. US Cellular offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Seal Harbor is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
T-Mobile Home Internet Fixed Wireless in Seal Harbor, ME
T-Mobile Home Internet fixed wireless coverage
About 33.90%, or 20 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the south Seal Harbor area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Seal Harbor.
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 Seal Harbor. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is the fastest. There are no different maximum speeds throughout Seal Harbor. The fastest plan anyone in Seal Harbor can order from T-Mobile Home Internet goes up to 100 Mbps, and all Seal Harbor customers can get this speed.
Show all download speeds
- 100.0% up to 100.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Seal Harbor 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 fastest compared to other Seal Harbor fixed wireless providers. T-Mobile Home Internet offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Seal Harbor is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Seal Harbor Internet by Area
This information is most helpful to those looking for homes or considering moving to Seal Harbor or any of the areas nearby.
How does internet in Seal Harbor compare to the rest of Maine?
Internet speeds in Seal Harbor are slower versus the average speeds in Maine: 1,729 Mbps in Maine versus 1,220 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in Maine is 98.93% versus 100.00% in Seal Harbor.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Seal Harbor 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
- Islesford, ME: equal internet coverage, slower speeds
- Frenchboro, ME: less internet coverage, slower speeds
- Cranberry Isles, ME: equal internet coverage, slower speeds
- Southwest Harbor, ME: less internet coverage, slower speeds
- Bar Harbor, ME: less internet coverage, faster speeds
- Seawall, ME: equal internet coverage, slower speeds
- Mount Desert, ME: less internet coverage, slower speeds
- Bass Harbor, ME: equal internet coverage, slower speeds
- Salsbury Cove, ME: equal internet coverage, faster speeds
- Indian Point, ME: less internet coverage, faster speeds
Cities with Similar Populations
- Fruto, CA: less internet coverage, slower speeds
- West Andover, OH: equal internet coverage, slower speeds
- West Davenport, NY: equal internet coverage, slower speeds
- West Windsor, VT: equal internet coverage, faster speeds
- Goodlake, OK: equal internet coverage, slower speeds
- Goldville, AL: equal internet coverage, slower speeds
- Glenrio, TX: less internet coverage, slower speeds
- Garrison, PA: equal internet coverage, faster speeds
- Garfield, IA: equal internet coverage, slower speeds
- Gann Valley, SD: equal internet coverage, slower speeds