In Williston there are 11 residential internet providers covering 99.70% of the city. The average home can get speeds up to 1,499 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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11 Internet Service Providers in Williston
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 Williston are not shown.
Williston 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 Williston
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 99.70% of Williston. 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 CarolinaConnect. Now you can call companies in Williston with more confidence that they might be available.
How fast are internet speeds in Williston?
The map below shows maximum internet speeds by area in Williston.
Internet Speed Key
The average Williston home can get up to 1,499 Mbps on their internet plan. For most people, the fastest download speed in the city is 8,000 Mbps, which 7.34% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 1.34% of homes can only purchase plans up to 25 Mbps. See the internet provider details below for info about their speed and coverage in Williston.
Internet speeds tend to be faster in the northwest parts of Williston, and slower in the southwest areas of the city.
What type of internet should I choose in Williston?
The fastest internet for you may vary based on where in Williston you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 97.68% of Williston homes.
- Cable is fastest for less than 1% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 1.32%.
- Satellite internet may be the only option for less than 1% of Williston homes.
Internet Market Health in Williston
Internet Competition Key
The map shows how competitive the Williston 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 Williston based on what connections the average home has availabile:
- Average number of internet service providers to a home: 5.2 (healthy)
- Average types of service (fiber, cable, DSL, etc): 3.6 (very healthy)
- Average providers with broadband (25 Mbps+) speeds: 5.1 (healthy)
Overall, competition is very healthy.
Williston internet customers have the ability to buy internet service from 1 to 8 different providers, depending on where they live. For different types of service, Williston homes have between 1 and 4 options. The type(s) of service available are fiber, fixed wireless, dsl, and cable, 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. Williston internet customers who want faster speeds have between 1 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, Williston is doing quite well.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Williston, along with details on where in Williston and at what speeds.
CarolinaConnect Fiber in Williston, SC
CarolinaConnect fiber coverage
About 92.32%, or 4,902 people, have CarolinaConnect fiber internet available to them in the city. The company covers the entire Williston area. CarolinaConnect is a large internet service provider internet service providers in the US, with internet service available in most of Williston.
CarolinaConnect fiber download speeds
CarolinaConnect is average when comparing download speeds to all other internet providers in Williston. Versus other fiber providers in the area, CarolinaConnect fiber is one of the slowest. There are no different maximum speeds throughout Williston. The fastest plan anyone in Williston can order from CarolinaConnect goes up to 1,000 Mbps, and all Williston customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
CarolinaConnect fiber upload speeds
In Williston download speeds tend to be equal to than upload speeds for CarolinaConnect fiber. Compared to other ISPs, CarolinaConnect is above average where upload speeds are concerned, and below average compared to other Williston fiber providers. CarolinaConnect offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Williston is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
TDS DSL in Williston, SC
TDS DSL coverage
About 92.03%, or 4,887 people, have TDS DSL internet available to them in the city. The company covers the entire Williston area. TDS is a large internet service provider internet service providers in the US, with internet service available in most of Williston.
TDS DSL download speeds
TDS is below average when comparing download speeds to all other internet providers in Williston. Versus other DSL providers in the area, TDS DSL is the fastest. There are 4 different maximum speeds throughout Williston. The fastest plan anyone in Williston can order from TDS goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Williston customers is up to 68 Mbps.
Show all download speeds
- 50.0% up to 100.0 Mbps
- 28.6% up to 50.0 Mbps
- 12.7% up to 25.0 Mbps
- 8.7% up to 10.0 Mbps
TDS DSL upload speeds
In Williston download speeds tend to be faster than than upload speeds for TDS DSL. Compared to other ISPs, TDS is below average where upload speeds are concerned, and the fastest compared to other Williston DSL providers. TDS offers 5 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 Williston is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, TDS customers can get speeds up to 12 Mbps.
Show all upload speeds
- 25.8% up to 20.0 Mbps
- 24.2% up to 15.0 Mbps
- 28.6% up to 10.0 Mbps
- 12.7% up to 5.0 Mbps
- 8.7% up to 1.0 Mbps
Atlantic Broadband Cable in Williston, SC
Atlantic Broadband cable coverage
About 73.58%, or 3,907 people, have Atlantic Broadband cable internet available to them in the city. The company covers the entire Williston area. Atlantic Broadband is a large internet service provider internet service providers in the US, with internet service available in much of Williston.
Atlantic Broadband cable download speeds
Atlantic Broadband is average when comparing download speeds to all other internet providers in Williston. Versus other cable providers in the area, Atlantic Broadband cable is the fastest. There are no different maximum speeds throughout Williston. The fastest plan anyone in Williston can order from Atlantic Broadband goes up to 1,000 Mbps, and all Williston customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Atlantic Broadband cable upload speeds
In Williston download speeds tend to be faster than than upload speeds for Atlantic Broadband cable. Compared to other ISPs, Atlantic Broadband is below average where upload speeds are concerned, and the fastest compared to other Williston cable providers. Atlantic Broadband offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Williston is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
Spectrum Fiber in Williston, SC
Spectrum fiber coverage
About 7.63%, or 405 people, have Spectrum fiber internet available to them in the city. The company covers the southeast, northwest, south, west, and southwest Williston area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Williston.
Spectrum fiber download speeds
Spectrum is average when comparing download speeds to all other internet providers in Williston. Versus other fiber providers in the area, Spectrum fiber is one of the slowest. There are no different maximum speeds throughout Williston. The fastest plan anyone in Williston can order from Spectrum goes up to 1,000 Mbps, and all Williston customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum fiber upload speeds
In Williston download speeds tend to be faster than than upload speeds for Spectrum fiber. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and the slowest compared to other Williston fiber providers. Spectrum 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 Williston is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 500 Mbps. On average, Spectrum customers can get speeds up to 865 Mbps.
Show all upload speeds
- 73.1% up to 1,000.0 Mbps
- 26.9% up to 500.0 Mbps
TDS Fiber in Williston, SC
TDS fiber coverage
About 7.34%, or 390 people, have TDS fiber internet available to them in the city. The company covers the northwest, northeast, north, and west Williston area. TDS is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Williston.
TDS fiber download speeds
TDS is the fastest when comparing download speeds to all other internet providers in Williston. Versus other fiber providers in the area, TDS fiber is the fastest. There are no different maximum speeds throughout Williston. The fastest plan anyone in Williston can order from TDS goes up to 8,000 Mbps, and all Williston customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
TDS fiber upload speeds
In Williston download speeds tend to be equal to than upload speeds for TDS fiber. Compared to other ISPs, TDS is the fastest where upload speeds are concerned, and the fastest compared to other Williston fiber providers. TDS offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Williston is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
Palmetto Rural Telephone Cooperative Fiber in Williston, SC
PRTC fiber coverage
About 5.44%, or 289 people, have PRTC fiber internet available to them in the city. The company covers the east, central, and southwest Williston area. PRTC is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Williston.
Palmetto Rural Telephone Cooperative fiber download speeds
PRTC is average when comparing download speeds to all other internet providers in Williston. Versus other fiber providers in the area, PRTC fiber is one of the slowest. There are no different maximum speeds throughout Williston. The fastest plan anyone in Williston can order from PRTC goes up to 1,000 Mbps, and all Williston customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Palmetto Rural Telephone Cooperative fiber upload speeds
In Williston download speeds tend to be equal to than upload speeds for PRTC fiber. Compared to other ISPs, PRTC is above average where upload speeds are concerned, and below average compared to other Williston fiber providers. PRTC offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Williston is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
T-Mobile Home Internet Fixed Wireless in Williston, SC
T-Mobile Home Internet fixed wireless coverage
About 89.44%, or 4,749 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Williston 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 Williston.
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 Williston. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Williston. The fastest plan anyone in Williston 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 Williston customers is up to 75 Mbps.
Show all download speeds
- 66.9% up to 100.0 Mbps
- 33.1% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Williston 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 Williston 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 Williston 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 14 Mbps.
Show all upload speeds
- 66.9% up to 20.0 Mbps
- 33.1% up to 3.0 Mbps
EarthLink Fixed Wireless in Williston, SC
EarthLink fixed wireless coverage
About 70.66%, or 3,752 people, have EarthLink fixed wireless internet available to them in the city. The company covers the entire Williston area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Williston.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Williston. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Williston. The fastest plan anyone in Williston can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Williston customers is up to 32 Mbps.
Show all download speeds
- 10.0% up to 100.0 Mbps
- 90.0% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Williston download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the slowest compared to other Williston fixed wireless 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 Williston is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, EarthLink customers can get speeds up to 4.7 Mbps.
Show all upload speeds
- 10.0% up to 20.0 Mbps
- 90.0% up to 3.0 Mbps
AT&T Fixed Wireless in Williston, SC
AT&T fixed wireless coverage
About 70.66%, or 3,752 people, have AT&T fixed wireless internet available to them in the city. The company covers the entire Williston area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Williston.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in Williston. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Williston. The fastest plan anyone in Williston can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Williston customers is up to 32 Mbps.
Show all download speeds
- 10.0% up to 100.0 Mbps
- 90.0% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Williston download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the slowest compared to other Williston fixed wireless providers. AT&T 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 Williston is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, AT&T customers can get speeds up to 4.7 Mbps.
Show all upload speeds
- 10.0% up to 20.0 Mbps
- 90.0% up to 3.0 Mbps
Verizon Fixed Wireless in Williston, SC
Verizon fixed wireless coverage
About 4.65%, or 247 people, have Verizon fixed wireless internet available to them in the city. The company covers the northwest Williston area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Williston.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Williston. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout Williston. The fastest plan anyone in Williston can order from Verizon goes up to 300 Mbps, and all Williston customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Williston 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 Williston fixed wireless providers. Verizon offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Williston is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Williston Internet by Area
This information is most helpful to those looking for homes or considering moving to Williston or any of the areas nearby.
How does internet in Williston compare to the rest of South Carolina?
Internet speeds in Williston are slower versus the average speeds in South Carolina: 3,075 Mbps in South Carolina versus 1,499 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in South Carolina is 98.34% versus 99.70% in Williston.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Williston 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
- Elko, SC: more internet coverage, slower speeds
- Windsor, SC: more internet coverage, slower speeds
- Blackville, SC: less internet coverage, slower speeds
- Springfield, SC: more internet coverage, slower speeds
- Oakwood, SC: more internet coverage, slower speeds
- Kitchings Mill, SC: more internet coverage, slower speeds
- Montmorenci, SC: more internet coverage, faster speeds
- New Ellenton, SC: less internet coverage, faster speeds
- Sweden, SC: more internet coverage, slower speeds
- Sato, SC: more internet coverage, slower speeds
Cities with Similar Populations
- Pequannock, NJ: more internet coverage, faster speeds
- Barto, PA: more internet coverage, slower speeds
- Batesburg, SC: less internet coverage, faster speeds
- Belleair, FL: more internet coverage, faster speeds
- Berwyn Heights, MD: more internet coverage, faster speeds
- Blissfield, MI: more internet coverage, faster speeds
- Bloomfield, IN: less internet coverage, slower speeds
- Bloomfield, NY: more internet coverage, faster speeds
- Bokeelia, FL: more internet coverage, faster speeds
- Dalton, PA: more internet coverage, faster speeds