In Berkeley County there are 3 residential DSL providers covering 44.11% of the county. The average home can get speeds up to 75 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 DSL internet providers in Berkeley County, SC.
To see availability maps for all providers including fiber, cable, DSL, and more in Berkeley County, SC please click below.
Berkeley County, SC Availability Maps
DSL Internet Service Providers in Berkeley 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 Berkeley County are not shown.
Berkeley 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
Where in Berkeley County is DSL internet available?
DSL Internet Availability Key
DSL is available in 44.11% of Berkeley County. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is AT&T. Call one of the companies with service in Berkeley County above to see who has service at your home.
How fast is DSL internet in Berkeley County?
The map below shows maximum DSL internet speeds by area in Berkeley County.
DSL Internet Speed Key
The average Berkeley County home can get up to 75 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 100 Mbps, which 25.73% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 2.95% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Berkeley County.
DSL internet speeds tend to be faster in the central parts of Berkeley County, and slower in the east areas of the county.
Is DSL the fastest internet I can get in Berkeley County?
The fastest internet for you may vary based on where in Berkeley County you live. In general, fiber competes most often with DSL in the county.
- Fiber is the fastest internet type for 71.90% of Berkeley County homes.
- Cable is fastest for 25.57% 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 2.04% of Berkeley County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Berkeley County, along with details on where in Berkeley County and at what speeds.
AT&T DSL in Berkeley County, SC
AT&T DSL coverage
About 38.41%, or 88,300 people, have AT&T DSL internet available to them in the county. The company covers the west, south, southwest, central, southeast, and northwest Berkeley 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 Berkeley County.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Berkeley County. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 5 different maximum speeds throughout Berkeley County. The fastest plan anyone in Berkeley 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 Berkeley County customers is up to 78 Mbps.
Show all download speeds
- 60.9% up to 100.0 Mbps
- 9.3% up to 75.0 Mbps
- 14.0% up to 50.0 Mbps
- 10.0% up to 25.0 Mbps
- 5.8% up to 10.0 Mbps
AT&T DSL upload speeds
In Berkeley County download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the fastest compared to other Berkeley County DSL providers. AT&T offers 4 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 Berkeley 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 16 Mbps.
Show all upload speeds
- 70.2% up to 20.0 Mbps
- 14.0% up to 10.0 Mbps
- 10.0% up to 5.0 Mbps
- 5.8% up to 1.0 Mbps
EarthLink DSL in Berkeley County, SC
EarthLink DSL coverage
About 38.41%, or 88,300 people, have EarthLink DSL internet available to them in the county. The company covers the west, south, southwest, central, southeast, and northwest Berkeley County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in some of Berkeley County.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Berkeley County. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 5 different maximum speeds throughout Berkeley County. The fastest plan anyone in Berkeley 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 Berkeley County customers is up to 78 Mbps.
Show all download speeds
- 60.9% up to 100.0 Mbps
- 9.3% up to 75.0 Mbps
- 14.0% up to 50.0 Mbps
- 10.0% up to 25.0 Mbps
- 5.8% up to 10.0 Mbps
EarthLink DSL upload speeds
In Berkeley County download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the fastest compared to other Berkeley County DSL providers. EarthLink offers 4 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 Berkeley 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 16 Mbps.
Show all upload speeds
- 70.2% up to 20.0 Mbps
- 14.0% up to 10.0 Mbps
- 10.0% up to 5.0 Mbps
- 5.8% up to 1.0 Mbps
TDS DSL in Berkeley County, SC
TDS DSL coverage
About 5.04%, or 11,586 people, have TDS DSL internet available to them in the county. The company covers the northeast, north, and northwest Berkeley 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 Berkeley County.
TDS DSL download speeds
TDS is below average when comparing download speeds to all other internet providers in Berkeley County. Versus other DSL providers in the area, TDS DSL is above average. There are 4 different maximum speeds throughout Berkeley County. The fastest plan anyone in Berkeley 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 Berkeley County customers is up to 61 Mbps.
Show all download speeds
- 46.3% up to 100.0 Mbps
- 11.8% up to 50.0 Mbps
- 28.0% up to 25.0 Mbps
- 13.9% up to 10.0 Mbps
TDS DSL upload speeds
In Berkeley 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 average compared to other Berkeley 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 Berkeley 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
- 32.8% up to 20.0 Mbps
- 13.5% up to 15.0 Mbps
- 11.8% up to 10.0 Mbps
- 28.0% up to 5.0 Mbps
- 13.9% up to 1.0 Mbps
Berkeley County DSL by Area
This information is most helpful to those looking for homes or considering moving to Berkeley County or any of the areas nearby.
How does DSL internet in Berkeley County compare to the rest of South Carolina?
DSL internet speeds in Berkeley County are much faster versus the average speeds in South Carolina: 0.00 Mbps in South Carolina versus 75 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in South Carolina is 0.00% versus 44.11% in Berkeley County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Berkeley County are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does DSL internet 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
- Dorchester County, SC: more DSL coverage, slower speeds
- Colleton County, SC: less DSL coverage, slower speeds
- Allendale County, SC: more DSL coverage, slower speeds
- Burke County, GA: less DSL coverage, slower speeds
- Jefferson County, GA: more DSL coverage, slower speeds
- Washington County, GA: more DSL coverage, slower speeds
- Baldwin County, GA: more DSL coverage, faster speeds
- Jones County, GA: more DSL coverage, faster speeds
- Monroe County, GA: more DSL coverage, slower speeds
- Lamar County, GA: more DSL coverage, slower speeds
Counties with Similar Populations
- Yuma County, AZ: more DSL coverage, slower speeds
- York County, ME: more DSL coverage, slower speeds
- Yolo County, CA: more DSL coverage, faster speeds
- Yavapai County, AZ: more DSL coverage, slower speeds
- Weber County, UT: more DSL coverage, slower speeds
- Webb County, TX: more DSL coverage, slower speeds
- Butte County, CA: more DSL coverage, slower speeds
- Johnston County, NC: more DSL coverage, slower speeds
- Chatham County, GA: less DSL coverage, slower speeds
- Jefferson County, MO: more DSL coverage, slower speeds