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In Sullivans Island there are 4 residential Fixed Wireless providers covering 100.00% of the city. The average home can get speeds up to 243 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 Fixed Wireless internet providers in Sullivans Island, SC.
To see availability maps for all providers including fiber, cable, DSL, and more in Sullivans Island, SC please click below.
Sullivans Island, SC Availability Maps
Fixed Wireless Internet Service Providers in Sullivans Island
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 Sullivans Island are not shown.
Sullivans Island 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 Sullivans Island is fixed wireless internet available?
Fixed Wireless Internet Availability Key
Fixed Wireless is available in 100.00% of Sullivans Island. Areas in green have fixed wireless internet service, where areas in yellow or red may not. The most widely available provider is Verizon. Call one of the companies with service in Sullivans Island above to see who has service at your home.
How fast is fixed wireless internet in Sullivans Island?
The map below shows maximum fixed wireless internet speeds by area in Sullivans Island.
Fixed Wireless Internet Speed Key
The average Sullivans Island home can get up to 243 Mbps on their fixed wireless internet plan. The fastest fixed wireless download speed in the city is 300 Mbps, which 74.67% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 8.48% of homes can only purchase plans up to 25 Mbps. See the internet provider details below for info about their speed and coverage in Sullivans Island.
Fixed Wireless internet speeds tend to be faster in the north parts of Sullivans Island, and slower in the northeast areas of the city.
Is fixed wireless the fastest internet I can get in Sullivans Island?
The fastest internet for you may vary based on where in Sullivans Island you live. In general, fiber competes most often with fixed wireless in the city.
- Fiber is the fastest internet type for 100.00% of Sullivans Island 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 Sullivans Island homes.
Fixed Wireless Providers in Depth
Below you'll find which TV and internet providers offer service in Sullivans Island, along with details on where in Sullivans Island and at what speeds.
T-Mobile Home Internet Fixed Wireless in Sullivans Island, SC
T-Mobile Home Internet fixed wireless coverage
About 99.74%, or 2,658 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Sullivans Island 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 Sullivans Island.
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 Sullivans Island. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Sullivans Island. The fastest plan anyone in Sullivans Island 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 Sullivans Island customers is up to 90 Mbps.
Show all download speeds
- 86.9% up to 100.0 Mbps
- 13.1% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Sullivans Island 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 above average compared to other Sullivans Island 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 Sullivans Island 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 18 Mbps.
Show all upload speeds
- 86.9% up to 20.0 Mbps
- 13.1% up to 3.0 Mbps
Verizon Fixed Wireless in Sullivans Island, SC
Verizon fixed wireless coverage
About 74.67%, or 1,990 people, have Verizon fixed wireless internet available to them in the city. The company covers the entire Sullivans Island area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in much of Sullivans Island.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Sullivans Island. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout Sullivans Island. The fastest plan anyone in Sullivans Island can order from Verizon goes up to 300 Mbps, and all Sullivans Island customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Sullivans Island 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 Sullivans Island fixed wireless providers. Verizon offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Sullivans Island is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
EarthLink Fixed Wireless in Sullivans Island, SC
EarthLink fixed wireless coverage
About 52.68%, or 1,404 people, have EarthLink fixed wireless internet available to them in the city. The company covers the north, west, central, northwest, and northeast Sullivans Island area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Sullivans Island.
EarthLink fixed wireless download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Sullivans Island. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are no different maximum speeds throughout Sullivans Island. The fastest plan anyone in Sullivans Island can order from EarthLink goes up to 25 Mbps, and all Sullivans Island customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Sullivans Island download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Sullivans Island fixed wireless providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Sullivans Island is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
AT&T Fixed Wireless in Sullivans Island, SC
AT&T fixed wireless coverage
About 52.68%, or 1,404 people, have AT&T fixed wireless internet available to them in the city. The company covers the north, west, central, northwest, and northeast Sullivans Island area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Sullivans Island.
AT&T fixed wireless download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Sullivans Island. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are no different maximum speeds throughout Sullivans Island. The fastest plan anyone in Sullivans Island can order from AT&T goes up to 25 Mbps, and all Sullivans Island customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Sullivans Island download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Sullivans Island fixed wireless providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Sullivans Island is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
Sullivans Island Fixed Wireless by Area
This information is most helpful to those looking for homes or considering moving to Sullivans Island or any of the areas nearby.
How does fixed wireless internet in Sullivans Island compare to the rest of South Carolina?
Fixed Wireless internet speeds in Sullivans Island are much faster versus the average speeds in South Carolina: 0.00 Mbps in South Carolina versus 243 Mbps in the city. The state has similar fixed wireless availability compared to the city. Average fixed wireless coverage in South Carolina is 0.00% versus 100.00% in Sullivans Island.
What zip codes have fixed wireless internet?
Fixed Wireless internet coverage varies by zip code and neighborhood. Some examples in or around Sullivans Island are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fixed wireless 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
- Isle Of Palms, SC: equal fixed wireless coverage, faster speeds
- Mount Pleasant, SC: less fixed wireless coverage, slower speeds
- Charleston, SC: less fixed wireless coverage, slower speeds
- Folly Beach, SC: less fixed wireless coverage, slower speeds
- Johns Island, SC: less fixed wireless coverage, slower speeds
- Charleston Afb, SC: less fixed wireless coverage, slower speeds
- Fenwick Hills, SC: less fixed wireless coverage, faster speeds
- Legareville, SC: equal fixed wireless coverage, slower speeds
- Red Top, SC: less fixed wireless coverage, slower speeds
- Kiawah Island, SC: less fixed wireless coverage, slower speeds
Cities with Similar Populations
- Baird, TX: less fixed wireless coverage, slower speeds
- Lesage, WV: less fixed wireless coverage, faster speeds
- Star Valley, AZ: less fixed wireless coverage, faster speeds
- Frederic, WI: less fixed wireless coverage, slower speeds
- Empire, CA: less fixed wireless coverage, faster speeds
- East Uniontown, PA: less fixed wireless coverage, slower speeds
- Duquesne, MO: equal fixed wireless coverage, faster speeds
- Creola, AL: less fixed wireless coverage, slower speeds
- Carlisle, AR: less fixed wireless coverage, faster speeds
- Belle Plaine, IA: equal fixed wireless coverage, faster speeds