In Barnwell County there are 11 residential internet providers covering 99.51% of the county. The average home can get speeds up to 1,077 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 Barnwell County
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 Barnwell County are not shown.
Barnwell County 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 Barnwell County
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 99.51% of Barnwell County. 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 Atlantic Broadband. Now you can call companies in Barnwell County with more confidence that they might be available.
How fast are internet speeds in Barnwell County?
The map below shows maximum internet speeds by area in Barnwell County.
Internet Speed Key
The average Barnwell County home can get up to 1,077 Mbps on their internet plan. For most people, the fastest download speed in the county is 8,000 Mbps, which 1.27% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Barnwell County.
Internet speeds tend to be faster in the northwest parts of Barnwell County, and slower in the west areas of the county.
What type of internet should I choose in Barnwell County?
The fastest internet for you may vary based on where in Barnwell County you live. If speed is your main concern, fiber will be the fastest internet in the county.
- Fiber is the fastest internet type for 88.81% of Barnwell County homes.
- Cable is fastest for 9.34% of the county.
- 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 Barnwell County homes.
Internet Market Health in Barnwell County
Internet Competition Key
The map shows how competitive the Barnwell County 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 Barnwell County based on what connections the average home has availabile:
- Average number of internet service providers to a home: 4.6 (unhealthy)
- Average types of service (fiber, cable, DSL, etc): 3.3 (very healthy)
- Average providers with broadband (25 Mbps+) speeds: 3.8 (unhealthy)
Overall, competition is unhealthy.
Barnwell County internet customers have the ability to buy internet service from 1 to 9 different providers, depending on where they live. For different types of service, Barnwell County homes have between 1 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 county.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. Barnwell County internet customers who want faster speeds have between 0 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, Barnwell County needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Barnwell County, along with details on where in Barnwell County and at what speeds.
Atlantic Broadband Cable in Barnwell County, SC
Atlantic Broadband cable coverage
About 84.08%, or 17,311 people, have Atlantic Broadband cable internet available to them in the county. The company covers the entire Barnwell County area. Atlantic Broadband is a large internet service provider internet service providers in the US, with internet service available in much of Barnwell County.
Atlantic Broadband cable download speeds
Atlantic Broadband is average when comparing download speeds to all other internet providers in Barnwell County. Versus other cable providers in the area, Atlantic Broadband cable is the fastest. There are no different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from Atlantic Broadband goes up to 1,000 Mbps, and all Barnwell County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Atlantic Broadband cable upload speeds
In Barnwell County 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 Barnwell County cable providers. Atlantic Broadband offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Barnwell County 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 Barnwell County, SC
Spectrum fiber coverage
About 67.37%, or 13,871 people, have Spectrum fiber internet available to them in the county. The company covers the entire Barnwell County area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in much of Barnwell County.
Spectrum fiber download speeds
Spectrum is average when comparing download speeds to all other internet providers in Barnwell County. Versus other fiber providers in the area, Spectrum fiber is one of the slowest. There are no different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from Spectrum goes up to 1,000 Mbps, and all Barnwell County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum fiber upload speeds
In Barnwell County download speeds tend to be faster than than upload speeds for Spectrum fiber. Compared to other ISPs, Spectrum is above average where upload speeds are concerned, and the slowest compared to other Barnwell County fiber providers. Spectrum offers 2 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Barnwell County 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 988 Mbps.
Show all upload speeds
- 97.7% up to 1,000.0 Mbps
- 2.3% up to 500.0 Mbps
AT&T DSL in Barnwell County, SC
AT&T DSL coverage
About 38.82%, or 7,993 people, have AT&T DSL internet available to them in the county. The company covers the central, northeast, south, east, southwest, southeast, west, and north Barnwell County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in some of Barnwell County.
AT&T DSL download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Barnwell County. Versus other DSL providers in the area, AT&T DSL is one of the slowest. There are 2 different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from AT&T goes up to 25 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Barnwell County customers is up to 10 Mbps.
Show all download speeds
- 0.6% up to 25.0 Mbps
- 99.4% up to 10.0 Mbps
AT&T DSL upload speeds
In Barnwell County download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Barnwell County DSL providers. AT&T offers 2 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Barnwell County is up to 5.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, AT&T customers can get speeds up to 1.0 Mbps.
Show all upload speeds
- 0.6% up to 5.0 Mbps
- 99.4% up to 1.0 Mbps
EarthLink DSL in Barnwell County, SC
EarthLink DSL coverage
About 38.82%, or 7,993 people, have EarthLink DSL internet available to them in the county. The company covers the central, northeast, south, east, southwest, southeast, west, and north Barnwell County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in some of Barnwell County.
EarthLink DSL download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Barnwell County. Versus other DSL providers in the area, EarthLink DSL is one of the slowest. There are 2 different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from EarthLink goes up to 25 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Barnwell County customers is up to 10 Mbps.
Show all download speeds
- 0.6% up to 25.0 Mbps
- 99.4% up to 10.0 Mbps
EarthLink DSL upload speeds
In Barnwell County download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Barnwell County DSL providers. EarthLink offers 2 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Barnwell County is up to 5.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, EarthLink customers can get speeds up to 1.0 Mbps.
Show all upload speeds
- 0.6% up to 5.0 Mbps
- 99.4% up to 1.0 Mbps
TDS DSL in Barnwell County, SC
TDS DSL coverage
About 23.59%, or 4,857 people, have TDS DSL internet available to them in the county. The company covers the northwest, north, central, west, and northeast Barnwell County area. TDS is a large internet service provider internet service providers in the US, with internet service available in a small portion of Barnwell County.
TDS DSL download speeds
TDS is below average when comparing download speeds to all other internet providers in Barnwell County. Versus other DSL providers in the area, TDS DSL is the fastest. There are 4 different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from TDS goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Barnwell County customers is up to 63 Mbps.
Show all download speeds
- 43.4% up to 100.0 Mbps
- 27.3% up to 50.0 Mbps
- 17.3% up to 25.0 Mbps
- 12.0% up to 10.0 Mbps
TDS DSL upload speeds
In Barnwell County 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 Barnwell County DSL providers. TDS offers 5 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Barnwell County 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 11 Mbps.
Show all upload speeds
- 18.8% up to 20.0 Mbps
- 24.5% up to 15.0 Mbps
- 27.3% up to 10.0 Mbps
- 17.3% up to 5.0 Mbps
- 12.0% up to 1.0 Mbps
CarolinaConnect Fiber in Barnwell County, SC
CarolinaConnect fiber coverage
About 20.13%, or 4,145 people, have CarolinaConnect fiber internet available to them in the county. The company covers the northwest, north, and west Barnwell County area. CarolinaConnect is a large internet service provider internet service providers in the US, with internet service available in a small portion of Barnwell County.
CarolinaConnect fiber download speeds
CarolinaConnect is average when comparing download speeds to all other internet providers in Barnwell County. Versus other fiber providers in the area, CarolinaConnect fiber is one of the slowest. There are no different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from CarolinaConnect goes up to 1,000 Mbps, and all Barnwell County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
CarolinaConnect fiber upload speeds
In Barnwell County 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 Barnwell County fiber providers. CarolinaConnect offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Barnwell County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Palmetto Rural Telephone Cooperative Fiber in Barnwell County, SC
PRTC fiber coverage
About 10.97%, or 2,258 people, have PRTC fiber internet available to them in the county. The company covers the central, south, east, north, west, northeast, northwest, and southwest Barnwell County area. PRTC is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Barnwell County.
Palmetto Rural Telephone Cooperative fiber download speeds
PRTC is average when comparing download speeds to all other internet providers in Barnwell County. Versus other fiber providers in the area, PRTC fiber is one of the slowest. There are no different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from PRTC goes up to 1,000 Mbps, and all Barnwell County 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 Barnwell County 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 Barnwell County fiber providers. PRTC offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Barnwell County 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 Fiber in Barnwell County, SC
TDS fiber coverage
About 1.27%, or 262 people, have TDS fiber internet available to them in the county. The company covers the northwest and north Barnwell County area. TDS is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Barnwell County.
TDS fiber download speeds
TDS is the fastest when comparing download speeds to all other internet providers in Barnwell County. Versus other fiber providers in the area, TDS fiber is the fastest. There are no different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from TDS goes up to 8,000 Mbps, and all Barnwell County customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
TDS fiber upload speeds
In Barnwell County 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 Barnwell County fiber providers. TDS offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Barnwell County is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
T-Mobile Home Internet Fixed Wireless in Barnwell County, SC
T-Mobile Home Internet fixed wireless coverage
About 87.22%, or 17,958 people, have T-Mobile Home Internet fixed wireless internet available to them in the county. The company covers the entire Barnwell County 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 Barnwell County.
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 Barnwell County. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the county-wide average maximum speed for Barnwell County customers is up to 68 Mbps.
Show all download speeds
- 57.6% up to 100.0 Mbps
- 42.4% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Barnwell County 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 Barnwell County fixed wireless providers. T-Mobile Home Internet offers 2 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Barnwell County 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 13 Mbps.
Show all upload speeds
- 57.6% up to 20.0 Mbps
- 42.4% up to 3.0 Mbps
Verizon Fixed Wireless in Barnwell County, SC
Verizon fixed wireless coverage
About 32.46%, or 6,684 people, have Verizon fixed wireless internet available to them in the county. The company covers the central, south, northeast, east, southeast, and west Barnwell County 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 Barnwell County.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Barnwell County. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from Verizon goes up to 300 Mbps, and all Barnwell County customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Barnwell County 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 Barnwell County fixed wireless providers. Verizon offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Barnwell County 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 Barnwell County, SC
EarthLink fixed wireless coverage
About 26.31%, or 5,417 people, have EarthLink fixed wireless internet available to them in the county. The company covers the north, northwest, east, south, central, southwest, southeast, and northeast Barnwell County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Barnwell County.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Barnwell County. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 3 different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Barnwell County customers is up to 30 Mbps.
Show all download speeds
- 7.1% up to 100.0 Mbps
- 91.0% up to 25.0 Mbps
- 1.9% up to 10.0 Mbps
EarthLink fixed wireless upload speeds
In Barnwell County 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 Barnwell County fixed wireless providers. EarthLink offers 3 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Barnwell County is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, EarthLink customers can get speeds up to 4.2 Mbps.
Show all upload speeds
- 7.1% up to 20.0 Mbps
- 91.0% up to 3.0 Mbps
- 1.9% up to 1.0 Mbps
AT&T Fixed Wireless in Barnwell County, SC
AT&T fixed wireless coverage
About 26.31%, or 5,417 people, have AT&T fixed wireless internet available to them in the county. The company covers the north, northwest, east, south, central, southwest, southeast, and northeast Barnwell County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Barnwell County.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in Barnwell County. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 3 different maximum speeds throughout Barnwell County. The fastest plan anyone in Barnwell County can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Barnwell County customers is up to 30 Mbps.
Show all download speeds
- 7.1% up to 100.0 Mbps
- 91.0% up to 25.0 Mbps
- 1.9% up to 10.0 Mbps
AT&T fixed wireless upload speeds
In Barnwell County 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 Barnwell County fixed wireless providers. AT&T offers 3 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Barnwell County is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, AT&T customers can get speeds up to 4.2 Mbps.
Show all upload speeds
- 7.1% up to 20.0 Mbps
- 91.0% up to 3.0 Mbps
- 1.9% up to 1.0 Mbps
Barnwell County Internet by Area
This information is most helpful to those looking for homes or considering moving to Barnwell County or any of the areas nearby.
How does internet in Barnwell County compare to the rest of South Carolina?
Internet speeds in Barnwell County are slower versus the average speeds in South Carolina: 3,075 Mbps in South Carolina versus 1,077 Mbps in the county. The state has similar internet availability compared to the county. Average internet coverage in South Carolina is 98.34% versus 99.51% in Barnwell County.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Barnwell County 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 counties?
Below are counties nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Counties
- Bamberg County, SC: less internet coverage, slower speeds
- Burke County, GA: less internet coverage, faster speeds
- Glascock County, GA: less internet coverage, faster speeds
- Hancock County, GA: less internet coverage, faster speeds
- Putnam County, GA: more internet coverage, faster speeds
- Jasper County, GA: less internet coverage, faster speeds
- Butts County, GA: more internet coverage, faster speeds
- Spalding County, GA: more internet coverage, faster speeds
- Pike County, GA: less internet coverage, faster speeds
- Coweta County, GA: more internet coverage, faster speeds
Counties with Similar Populations
- Mingo County, WV: less internet coverage, faster speeds
- Mason County, WV: less internet coverage, faster speeds
- Maunabo Municipio, PR: less internet coverage, slower speeds
- McDowell County, WV: less internet coverage, slower speeds
- McIntosh County, GA: less internet coverage, faster speeds
- Meeker County, MN: more internet coverage, slower speeds
- Meigs County, OH: less internet coverage, faster speeds
- Cooper County, MO: less internet coverage, faster speeds
- Menard County, IL: less internet coverage, faster speeds
- Mason County, IL: less internet coverage, slower speeds