In Sullivan there are 6 residential internet providers covering 100.00% of the city. The average home can get speeds up to 1,920 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 Sullivan
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 Sullivan are not shown.
Sullivan 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 Sullivan
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 Sullivan. 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 Fidium. Now you can call companies in Sullivan with more confidence that they might be available.
How fast are internet speeds in Sullivan?
The map below shows maximum internet speeds by area in Sullivan.
Internet Speed Key
The average Sullivan home can get up to 1,920 Mbps on their internet plan. For most people, the fastest download speed in the city is 2,000 Mbps, which 95.94% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 4.06% of homes can only purchase plans up to 25 Mbps. See the internet provider details below for info about their speed and coverage in Sullivan.
Internet speeds tend to be faster in the west parts of Sullivan, and slower in the northeast areas of the city.
What type of internet should I choose in Sullivan?
The fastest internet for you may vary based on where in Sullivan you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 95.94% of Sullivan homes.
- Cable is fastest for less than 1% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 4.06%.
- Satellite internet may be the only option for less than 1% of Sullivan homes.
Internet Market Health in Sullivan
Internet Competition Key
The map shows how competitive the Sullivan 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 Sullivan based on what connections the average home has availabile:
- Average number of internet service providers to a home: 4.2 (unhealthy)
- Average types of service (fiber, cable, DSL, etc): 2.5 (unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 3.1 (unhealthy)
Overall, competition is unhealthy.
Sullivan internet customers have the ability to buy internet service from 1 to 5 different providers, depending on where they live. For different types of service, Sullivan homes have between 1 and 3 options. The type(s) of service available are fixed wireless, fiber, 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 worse. Sullivan internet customers who want faster speeds have between 1 and 5 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, Sullivan needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Sullivan, along with details on where in Sullivan and at what speeds.
Fidium Fiber Fiber in Sullivan, NH
Fidium fiber coverage
About 95.94%, or 496 people, have Fidium fiber internet available to them in the city. The company covers the entire Sullivan area. Fidium is one of the largest internet service providers internet service providers in the US, with internet service available in most of Sullivan.
Fidium Fiber fiber download speeds
Fidium is the fastest when comparing download speeds to all other internet providers in Sullivan. Versus other fiber providers in the area, Fidium fiber is the fastest. There are no different maximum speeds throughout Sullivan. The fastest plan anyone in Sullivan can order from Fidium goes up to 2,000 Mbps, and all Sullivan customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
Fidium Fiber fiber upload speeds
In Sullivan 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 Sullivan fiber providers. Fidium offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Sullivan is up to 2,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,000.0 Mbps
Fidium Fiber DSL in Sullivan, NH
Fidium DSL coverage
About 56.67%, or 293 people, have Fidium DSL internet available to them in the city. The company covers the west, north, southwest, east, northwest, southeast, and northeast Sullivan area. Fidium is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Sullivan.
Fidium Fiber DSL download speeds
Fidium is below average when comparing download speeds to all other internet providers in Sullivan. Versus other DSL providers in the area, Fidium DSL is the fastest. There are 2 different maximum speeds throughout Sullivan. The fastest plan anyone in Sullivan can order from Fidium goes up to 80 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Sullivan customers is up to 29 Mbps.
Show all download speeds
- 27.6% up to 80.0 Mbps
- 72.4% up to 10.0 Mbps
Fidium Fiber DSL upload speeds
In Sullivan download speeds tend to be faster than than upload speeds for Fidium DSL. Compared to other ISPs, Fidium is below average where upload speeds are concerned, and the fastest compared to other Sullivan DSL providers. Fidium 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 Sullivan is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Fidium customers can get speeds up to 6.3 Mbps.
Show all upload speeds
- 27.6% up to 20.0 Mbps
- 72.4% up to 1.0 Mbps
US Cellular Fixed Wireless in Sullivan, NH
US Cellular fixed wireless coverage
About 96.13%, or 497 people, have US Cellular fixed wireless internet available to them in the city. The company covers the entire Sullivan area. US Cellular is one of the largest internet service providers internet service providers in the US, with internet service available in most of Sullivan.
US Cellular fixed wireless download speeds
US Cellular is the slowest when comparing download speeds to all other internet providers in Sullivan. Versus other fixed wireless providers in the area, US Cellular fixed wireless is the slowest. There are 2 different maximum speeds throughout Sullivan. The fastest plan anyone in Sullivan can order from US Cellular goes up to 25 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Sullivan customers is up to 17 Mbps.
Show all download speeds
- 47.7% up to 25.0 Mbps
- 52.3% up to 10.0 Mbps
US Cellular fixed wireless upload speeds
In Sullivan download speeds tend to be faster than than upload speeds for US Cellular fixed wireless. Compared to other ISPs, US Cellular is the slowest where upload speeds are concerned, and the slowest compared to other Sullivan fixed wireless providers. US Cellular 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 Sullivan is up to 3.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, US Cellular customers can get speeds up to 2.0 Mbps.
Show all upload speeds
- 47.7% up to 3.0 Mbps
- 52.3% up to 1.0 Mbps
T-Mobile Home Internet Fixed Wireless in Sullivan, NH
T-Mobile Home Internet fixed wireless coverage
About 88.01%, or 455 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Sullivan 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 Sullivan.
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 Sullivan. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is the fastest. There are no different maximum speeds throughout Sullivan. The fastest plan anyone in Sullivan can order from T-Mobile Home Internet goes up to 25 Mbps, and all Sullivan customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Sullivan 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 Sullivan 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 Sullivan is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
VTel Wireless Fixed Wireless in Sullivan, NH
VTel Wireless fixed wireless coverage
About 80.46%, or 416 people, have VTel Wireless fixed wireless internet available to them in the city. The company covers the west, northwest, north, southwest, east, central, and southeast Sullivan area. VTel Wireless is a large internet service provider internet service providers in the US, with internet service available in much of Sullivan.
VTel Wireless fixed wireless download speeds
VTel Wireless is below average when comparing download speeds to all other internet providers in Sullivan. Versus other fixed wireless providers in the area, VTel Wireless fixed wireless is average. There are 2 different maximum speeds throughout Sullivan. The fastest plan anyone in Sullivan can order from VTel Wireless goes up to 25 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Sullivan customers is up to 21 Mbps.
Show all download speeds
- 76.0% up to 25.0 Mbps
- 24.0% up to 10.0 Mbps
VTel Wireless fixed wireless upload speeds
In Sullivan download speeds tend to be faster than than upload speeds for VTel Wireless fixed wireless. Compared to other ISPs, VTel Wireless is below average where upload speeds are concerned, and average compared to other Sullivan fixed wireless providers. VTel Wireless 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 Sullivan is up to 3.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, VTel Wireless customers can get speeds up to 2.5 Mbps.
Show all upload speeds
- 76.0% up to 3.0 Mbps
- 24.0% up to 1.0 Mbps
Sullivan Internet by Area
This information is most helpful to those looking for homes or considering moving to Sullivan or any of the areas nearby.
How does internet in Sullivan compare to the rest of New Hampshire?
Internet speeds in Sullivan are comparable versus the average speeds in New Hampshire: 1,970 Mbps in New Hampshire versus 1,920 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in New Hampshire is 98.83% versus 100.00% in Sullivan.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Sullivan 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
- Munsonville, NH: less internet coverage, slower speeds
- Nelson, NH: equal internet coverage, faster speeds
- Gilsum, NH: less internet coverage, faster speeds
- Keene, NH: less internet coverage, faster speeds
- Surry, NH: equal internet coverage, slower speeds
- Marlborough, NH: less internet coverage, faster speeds
- South Stoddard, NH: less internet coverage, slower speeds
- Harrisville, NH: equal internet coverage, slower speeds
- North Swanzey, NH: equal internet coverage, faster speeds
- Stoddard, NH: less internet coverage, slower speeds
Cities with Similar Populations
- Hardwick, MN: less internet coverage, slower speeds
- South Plymouth, NY: less internet coverage, slower speeds
- South Colton, NY: less internet coverage, slower speeds
- Snellman, MN: less internet coverage, slower speeds
- Heberlig, PA: less internet coverage, slower speeds
- Haywood, AL: equal internet coverage, slower speeds
- Hayden, AZ: less internet coverage, slower speeds
- Harrisonville, OH: less internet coverage, slower speeds
- Harris, RI: equal internet coverage, faster speeds
- Harmonsburg, PA: equal internet coverage, slower speeds