In Sumter County there are 2 residential DSL providers covering 34.18% of the county. The average home can get speeds up to 42 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 Sumter County, SC.
To see availability maps for all providers including fiber, cable, DSL, and more in Sumter County, SC please click below.
Sumter County, SC Availability Maps
DSL Internet Service Providers in Sumter 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 Sumter County are not shown.
Sumter 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 Sumter County is DSL internet available?
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DSL is available in 34.18% of Sumter County. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is FTC. Call one of the companies with service in Sumter County above to see who has service at your home.
How fast is DSL internet in Sumter County?
The map below shows maximum DSL internet speeds by area in Sumter County.
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The average Sumter County home can get up to 42 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 115 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, 11.58% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Sumter County.
DSL internet speeds tend to be faster in the west parts of Sumter County, and slower in the southeast areas of the county.
Is DSL the fastest internet I can get in Sumter County?
The fastest internet for you may vary based on where in Sumter County you live. In general, fiber competes most often with DSL in the county.
- Fiber is the fastest internet type for 65.72% of Sumter County homes.
- Cable is fastest for 31.41% 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 2.37% of Sumter County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Sumter County, along with details on where in Sumter County and at what speeds.
FTC Communications DSL in Sumter County, SC
FTC DSL coverage
About 26.63%, or 28,109 people, have FTC DSL internet available to them in the county. The company covers the entire Sumter County area. FTC is a large internet service provider internet service providers in the US, with internet service available in a small portion of Sumter County.
FTC Communications DSL download speeds
FTC is below average when comparing download speeds to all other internet providers in Sumter County. Versus other DSL providers in the area, FTC DSL is the fastest. There are 4 different maximum speeds throughout Sumter County. The fastest plan anyone in Sumter County can order from FTC goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Sumter County customers is up to 50 Mbps.
Show all download speeds
- 23.3% up to 100.0 Mbps
- 38.6% up to 50.0 Mbps
- 21.7% up to 25.0 Mbps
- 16.3% up to 10.0 Mbps
FTC Communications DSL upload speeds
In Sumter County download speeds tend to be faster than than upload speeds for FTC DSL. Compared to other ISPs, FTC is below average where upload speeds are concerned, and the fastest compared to other Sumter County DSL providers. FTC 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 Sumter County is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, FTC customers can get speeds up to 6.2 Mbps.
Show all upload speeds
- 23.3% up to 10.0 Mbps
- 38.6% up to 8.0 Mbps
- 21.7% up to 3.0 Mbps
- 16.3% up to 1.0 Mbps
Frontier Communications DSL in Sumter County, SC
Frontier DSL coverage
About 21.80%, or 23,011 people, have Frontier DSL internet available to them in the county. The company covers the central, east, south, north, northeast, southeast, southwest, and northwest Sumter County area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Sumter County.
Frontier Communications DSL download speeds
Frontier is below average when comparing download speeds to all other internet providers in Sumter County. Versus other DSL providers in the area, Frontier DSL is average. There are 5 different maximum speeds throughout Sumter County. The fastest plan anyone in Sumter 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 Sumter County customers is up to 13 Mbps.
Show all download speeds
- 0.8% up to 115.0 Mbps
- 2.0% up to 90.0 Mbps
- 0.3% up to 70.0 Mbps
- 1.2% up to 45.0 Mbps
- 95.7% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Sumter 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 average compared to other Sumter 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 Sumter 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 1.2 Mbps.
Show all upload speeds
- 0.8% up to 7.0 Mbps
- 2.0% up to 5.0 Mbps
- 1.5% up to 3.0 Mbps
- 95.7% up to 1.0 Mbps
Sumter County DSL by Area
This information is most helpful to those looking for homes or considering moving to Sumter County or any of the areas nearby.
How does DSL internet in Sumter County compare to the rest of South Carolina?
DSL internet speeds in Sumter County are much faster versus the average speeds in South Carolina: 0.00 Mbps in South Carolina versus 42 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in South Carolina is 0.00% versus 34.18% in Sumter County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Sumter 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
- Richland County, SC: more DSL coverage, faster speeds
- Lexington County, SC: more DSL coverage, faster speeds
- Saluda County, SC: more DSL coverage, slower speeds
- McCormick County, SC: less DSL coverage, slower speeds
- Brunswick County, NC: less DSL coverage, slower speeds
- Oglethorpe County, GA: more DSL coverage, faster speeds
- Clarke County, GA: more DSL coverage, faster speeds
- Oconee County, GA: more DSL coverage, faster speeds
- Barrow County, GA: more DSL coverage, faster speeds
- Gwinnett County, GA: more DSL coverage, faster speeds
Counties with Similar Populations
- Monongalia County, WV: less DSL coverage, slower speeds
- Flagler County, FL: more DSL coverage, faster speeds
- Flathead County, MT: more DSL coverage, slower speeds
- Franklin County, MO: more DSL coverage, faster speeds
- Hanover County, VA: less DSL coverage, faster speeds
- Hardin County, KY: more DSL coverage, faster speeds
- Highlands County, FL: more DSL coverage, slower speeds
- Houston County, AL: more DSL coverage, slower speeds
- Lycoming County, PA: less DSL coverage, faster speeds
- Madison County, MS: more DSL coverage, faster speeds