In Greenville County there are 3 residential DSL providers covering 84.28% of the county. The average home can get speeds up to 61 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 Greenville County, SC.
To see availability maps for all providers including fiber, cable, DSL, and more in Greenville County, SC please click below.
Greenville County, SC Availability Maps
DSL Internet Service Providers in Greenville 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 Greenville County are not shown.
Greenville 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 Greenville County is DSL internet available?
DSL Internet Availability Key
DSL is available in 84.28% of Greenville 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 Greenville County above to see who has service at your home.
How fast is DSL internet in Greenville County?
The map below shows maximum DSL internet speeds by area in Greenville County.
DSL Internet Speed Key
The average Greenville County home can get up to 61 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 300 Mbps, which less than 1% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 19.76% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Greenville County.
DSL internet speeds tend to be faster in the east parts of Greenville County, and slower in the west areas of the county.
Is DSL the fastest internet I can get in Greenville County?
The fastest internet for you may vary based on where in Greenville County you live. In general, fiber competes most often with DSL in the county.
- Fiber is the fastest internet type for 72.12% of Greenville County homes.
- Cable is fastest for 26.16% 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 1.08% of Greenville County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Greenville County, along with details on where in Greenville County and at what speeds.
AT&T DSL in Greenville County, SC
AT&T DSL coverage
About 77.71%, or 408,367 people, have AT&T DSL internet available to them in the county. The company covers the entire Greenville County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Greenville County.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Greenville County. Versus other DSL providers in the area, AT&T DSL is average. There are 5 different maximum speeds throughout Greenville County. The fastest plan anyone in Greenville 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 Greenville County customers is up to 63 Mbps.
Show all download speeds
- 42.9% up to 100.0 Mbps
- 9.4% up to 75.0 Mbps
- 17.8% up to 50.0 Mbps
- 10.6% up to 25.0 Mbps
- 19.3% up to 10.0 Mbps
AT&T DSL upload speeds
In Greenville 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 average compared to other Greenville 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 Greenville 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 13 Mbps.
Show all upload speeds
- 52.3% up to 20.0 Mbps
- 17.8% up to 10.0 Mbps
- 10.6% up to 5.0 Mbps
- 19.3% up to 1.0 Mbps
EarthLink DSL in Greenville County, SC
EarthLink DSL coverage
About 77.71%, or 408,367 people, have EarthLink DSL internet available to them in the county. The company covers the entire Greenville County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Greenville County.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Greenville County. Versus other DSL providers in the area, EarthLink DSL is average. There are 5 different maximum speeds throughout Greenville County. The fastest plan anyone in Greenville 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 Greenville County customers is up to 63 Mbps.
Show all download speeds
- 42.9% up to 100.0 Mbps
- 9.4% up to 75.0 Mbps
- 17.8% up to 50.0 Mbps
- 10.6% up to 25.0 Mbps
- 19.3% up to 10.0 Mbps
EarthLink DSL upload speeds
In Greenville 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 average compared to other Greenville 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 Greenville 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 13 Mbps.
Show all upload speeds
- 52.3% up to 20.0 Mbps
- 17.8% up to 10.0 Mbps
- 10.6% up to 5.0 Mbps
- 19.3% up to 1.0 Mbps
Frontier Communications DSL in Greenville County, SC
Frontier DSL coverage
About 6.59%, or 34,651 people, have Frontier DSL internet available to them in the county. The company covers the southeast and south Greenville County area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Greenville County.
Frontier Communications DSL download speeds
Frontier is below average when comparing download speeds to all other internet providers in Greenville County. Versus other DSL providers in the area, Frontier DSL is below average. There are 5 different maximum speeds throughout Greenville County. The fastest plan anyone in Greenville County can order from Frontier goes up to 115 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Greenville County customers is up to 27 Mbps.
Show all download speeds
- 7.6% up to 115.0 Mbps
- 7.1% up to 90.0 Mbps
- 3.5% up to 70.0 Mbps
- 4.1% up to 45.0 Mbps
- 77.6% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Greenville County download speeds tend to be faster than than upload speeds for Frontier DSL. Compared to other ISPs, Frontier is below average where upload speeds are concerned, and below average compared to other Greenville County DSL providers. Frontier 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 Greenville County is up to 7.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Frontier customers can get speeds up to 1.9 Mbps.
Show all upload speeds
- 7.6% up to 7.0 Mbps
- 7.1% up to 5.0 Mbps
- 7.6% up to 3.0 Mbps
- 77.6% up to 1.0 Mbps
Greenville County DSL by Area
This information is most helpful to those looking for homes or considering moving to Greenville County or any of the areas nearby.
How does DSL internet in Greenville County compare to the rest of South Carolina?
DSL internet speeds in Greenville County are much faster versus the average speeds in South Carolina: 0.00 Mbps in South Carolina versus 61 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in South Carolina is 0.00% versus 84.28% in Greenville County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Greenville 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
- Spartanburg County, SC: less DSL coverage, faster speeds
- Pickens County, SC: more DSL coverage, slower speeds
- Oconee County, SC: less DSL coverage, slower speeds
- Union County, SC: less DSL coverage, slower speeds
- Rabun County, GA: more DSL coverage, faster speeds
- Chester County, SC: less DSL coverage, slower speeds
- York County, SC: less DSL coverage, slower speeds
- Towns County, GA: more DSL coverage, faster speeds
- Lancaster County, SC: less DSL coverage, slower speeds
- Union County, GA: more DSL coverage, faster speeds
Counties with Similar Populations
- Brevard County, FL: less DSL coverage, faster speeds
- Chester County, PA: less DSL coverage, slower speeds
- Dane County, WI: less DSL coverage, slower speeds
- Delaware County, PA: less DSL coverage, slower speeds
- Douglas County, NE: less DSL coverage, slower speeds
- Polk County, IA: more DSL coverage, faster speeds
- Sonoma County, CA: more DSL coverage, faster speeds
- Solano County, CA: less DSL coverage, faster speeds
- Seminole County, FL: more DSL coverage, faster speeds
- Sedgwick County, KS: less DSL coverage, slower speeds