In Spartanburg County there are 3 residential DSL providers covering 77.93% of the county. The average home can get speeds up to 72 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 Spartanburg County, SC.
To see availability maps for all providers including fiber, cable, DSL, and more in Spartanburg County, SC please click below.
Spartanburg County, SC Availability Maps
DSL Internet Service Providers in Spartanburg 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 Spartanburg County are not shown.
Spartanburg 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 Spartanburg County is DSL internet available?
DSL Internet Availability Key
DSL is available in 77.93% of Spartanburg 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 Spartanburg County above to see who has service at your home.
How fast is DSL internet in Spartanburg County?
The map below shows maximum DSL internet speeds by area in Spartanburg County.
DSL Internet Speed Key
The average Spartanburg County home can get up to 72 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, 15.47% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Spartanburg County.
DSL internet speeds tend to be faster in the northwest parts of Spartanburg County, and slower in the southeast areas of the county.
Is DSL the fastest internet I can get in Spartanburg County?
The fastest internet for you may vary based on where in Spartanburg County you live. In general, fiber competes most often with DSL in the county.
- Fiber is the fastest internet type for 61.10% of Spartanburg County homes.
- Cable is fastest for 36.16% 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 1.55% of Spartanburg County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Spartanburg County, along with details on where in Spartanburg County and at what speeds.
EarthLink DSL in Spartanburg County, SC
EarthLink DSL coverage
About 68.31%, or 224,045 people, have EarthLink DSL internet available to them in the county. The company covers the entire Spartanburg County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Spartanburg County.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Spartanburg County. Versus other DSL providers in the area, EarthLink DSL is average. There are 5 different maximum speeds throughout Spartanburg County. The fastest plan anyone in Spartanburg 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 Spartanburg County customers is up to 63 Mbps.
Show all download speeds
- 42.3% up to 100.0 Mbps
- 10.9% up to 75.0 Mbps
- 16.5% up to 50.0 Mbps
- 10.3% up to 25.0 Mbps
- 20.0% up to 10.0 Mbps
EarthLink DSL upload speeds
In Spartanburg 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 Spartanburg 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 Spartanburg 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
- 53.2% up to 20.0 Mbps
- 16.5% up to 10.0 Mbps
- 10.3% up to 5.0 Mbps
- 20.0% up to 1.0 Mbps
AT&T DSL in Spartanburg County, SC
AT&T DSL coverage
About 68.31%, or 224,045 people, have AT&T DSL internet available to them in the county. The company covers the entire Spartanburg 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 Spartanburg County.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Spartanburg County. Versus other DSL providers in the area, AT&T DSL is average. There are 5 different maximum speeds throughout Spartanburg County. The fastest plan anyone in Spartanburg 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 Spartanburg County customers is up to 63 Mbps.
Show all download speeds
- 42.3% up to 100.0 Mbps
- 10.9% up to 75.0 Mbps
- 16.5% up to 50.0 Mbps
- 10.3% up to 25.0 Mbps
- 20.0% up to 10.0 Mbps
AT&T DSL upload speeds
In Spartanburg 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 Spartanburg 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 Spartanburg 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
- 53.2% up to 20.0 Mbps
- 16.5% up to 10.0 Mbps
- 10.3% up to 5.0 Mbps
- 20.0% up to 1.0 Mbps
Windstream DSL in Spartanburg County, SC
Windstream DSL coverage
About 9.72%, or 31,881 people, have Windstream DSL internet available to them in the county. The company covers the northwest and north Spartanburg County area. Windstream is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Spartanburg County.
Windstream DSL download speeds
Windstream is below average when comparing download speeds to all other internet providers in Spartanburg County. Versus other DSL providers in the area, Windstream DSL is the fastest. There are 6 different maximum speeds throughout Spartanburg County. The fastest plan anyone in Spartanburg County can order from Windstream goes up to 300 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Spartanburg County customers is up to 132 Mbps.
Show all download speeds
- 10.1% up to 300.0 Mbps
- 34.1% up to 200.0 Mbps
- 24.1% up to 100.0 Mbps
- 13.1% up to 50.0 Mbps
- 2.7% up to 25.0 Mbps
- 15.8% up to 10.0 Mbps
Windstream DSL upload speeds
In Spartanburg County download speeds tend to be faster than than upload speeds for Windstream DSL. Compared to other ISPs, Windstream is below average where upload speeds are concerned, and the fastest compared to other Spartanburg County DSL providers. Windstream offers 16 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 Spartanburg County is up to 83 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Windstream customers can get speeds up to 37 Mbps.
Show all upload speeds
- 13.5% up to 83.0 Mbps
- 0.2% up to 80.0 Mbps
- 1.3% up to 69.0 Mbps
- 0.1% up to 60.0 Mbps
- 36.8% up to 52.0 Mbps
- 0.2% up to 40.0 Mbps
- 3.5% up to 32.0 Mbps
- 7.3% up to 23.0 Mbps
- 0.0% up to 20.0 Mbps
- 5.4% up to 17.0 Mbps
- 0.0% up to 15.0 Mbps
- 7.9% up to 12.0 Mbps
- 0.0% up to 10.0 Mbps
- 0.2% up to 9.0 Mbps
- 7.7% up to 3.0 Mbps
- 15.8% up to 1.0 Mbps
Spartanburg County DSL by Area
This information is most helpful to those looking for homes or considering moving to Spartanburg County or any of the areas nearby.
How does DSL internet in Spartanburg County compare to the rest of South Carolina?
DSL internet speeds in Spartanburg County are much faster versus the average speeds in South Carolina: 0.00 Mbps in South Carolina versus 72 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in South Carolina is 0.00% versus 77.93% in Spartanburg County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Spartanburg 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
- Greenville County, SC: more DSL coverage, slower speeds
- Cherokee County, SC: less DSL coverage, slower speeds
- Pickens County, SC: more DSL coverage, slower speeds
- York County, SC: less DSL coverage, slower speeds
- Lancaster County, SC: less DSL coverage, slower speeds
- Union County, NC: more DSL coverage, faster speeds
- Rabun County, GA: more DSL coverage, faster speeds
- Towns County, GA: more DSL coverage, faster speeds
- Clay County, NC: more DSL coverage, slower speeds
- Anson County, NC: more DSL coverage, faster speeds
Counties with Similar Populations
- Jefferson County, TX: less DSL coverage, slower speeds
- St. Clair County, IL: more DSL coverage, slower speeds
- St. Charles County, MO: more DSL coverage, slower speeds
- Somerset County, NJ: less DSL coverage, slower speeds
- Smith County, TX: less DSL coverage, slower speeds
- Saratoga County, NY: less DSL coverage, slower speeds
- Oneida County, NY: less DSL coverage, slower speeds
- Northampton County, PA: less DSL coverage, slower speeds
- New London County, CT: less DSL coverage, slower speeds
- Leon County, FL: more DSL coverage, slower speeds