In Windsor there are 3 residential DSL providers covering 70.78% of the city. The average home can get speeds up to 43 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 Windsor, SC.
To see availability maps for all providers including fiber, cable, DSL, and more in Windsor, SC please click below.
DSL Internet Service Providers in Windsor
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 Windsor are not shown.
Windsor 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 Windsor is DSL internet available?
DSL Internet Availability Key
DSL is available in 70.78% of Windsor. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is TDS. Call one of the companies with service in Windsor above to see who has service at your home.
How fast is DSL internet in Windsor?
The map below shows maximum DSL internet speeds by area in Windsor.
DSL Internet Speed Key
The average Windsor home can get up to 43 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 100 Mbps, which 25.20% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 40.17% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Windsor.
DSL internet speeds tend to be faster in the southwest parts of Windsor, and slower in the north areas of the city.
Is DSL the fastest internet I can get in Windsor?
The fastest internet for you may vary based on where in Windsor you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 99.80% of Windsor homes.
- Cable is fastest for less than 1% of the city.
- 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 Windsor homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Windsor, along with details on where in Windsor and at what speeds.
EarthLink DSL in Windsor, SC
EarthLink DSL coverage
About 48.93%, or 1,229 people, have EarthLink DSL internet available to them in the city. The company covers the northeast, north, central, west, south, southwest, and east Windsor area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in some of Windsor.
EarthLink DSL download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Windsor. Versus other DSL providers in the area, EarthLink DSL is one of the slowest. There are no different maximum speeds throughout Windsor. The fastest plan anyone in Windsor can order from EarthLink goes up to 10 Mbps, and all Windsor customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
EarthLink DSL upload speeds
In Windsor 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 Windsor DSL providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Windsor is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
AT&T DSL in Windsor, SC
AT&T DSL coverage
About 48.93%, or 1,229 people, have AT&T DSL internet available to them in the city. The company covers the northeast, north, central, west, south, southwest, and east Windsor area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in some of Windsor.
AT&T DSL download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Windsor. Versus other DSL providers in the area, AT&T DSL is one of the slowest. There are no different maximum speeds throughout Windsor. The fastest plan anyone in Windsor can order from AT&T goes up to 10 Mbps, and all Windsor customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
AT&T DSL upload speeds
In Windsor 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 Windsor DSL providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Windsor is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
TDS DSL in Windsor, SC
TDS DSL coverage
About 34.79%, or 874 people, have TDS DSL internet available to them in the city. The company covers the northeast, east, south, southwest, and southeast Windsor area. TDS is a large internet service provider internet service providers in the US, with internet service available in a small portion of Windsor.
TDS DSL download speeds
TDS is below average when comparing download speeds to all other internet providers in Windsor. Versus other DSL providers in the area, TDS DSL is the fastest. There are 3 different maximum speeds throughout Windsor. The fastest plan anyone in Windsor can order from TDS goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Windsor customers is up to 78 Mbps.
Show all download speeds
- 72.4% up to 100.0 Mbps
- 15.6% up to 25.0 Mbps
- 12.0% up to 10.0 Mbps
TDS DSL upload speeds
In Windsor 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 Windsor DSL providers. TDS offers 3 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Windsor 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 15 Mbps.
Show all upload speeds
- 72.4% up to 20.0 Mbps
- 15.6% up to 5.0 Mbps
- 12.0% up to 1.0 Mbps
Windsor DSL by Area
This information is most helpful to those looking for homes or considering moving to Windsor or any of the areas nearby.
How does DSL internet in Windsor compare to the rest of South Carolina?
DSL internet speeds in Windsor are much faster versus the average speeds in South Carolina: 0.00 Mbps in South Carolina versus 43 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in South Carolina is 0.00% versus 70.78% in Windsor.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Windsor 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 cities?
Below are cities nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Cities
- Oakwood, SC: more DSL coverage, faster speeds
- Montmorenci, SC: more DSL coverage, slower speeds
- Kitchings Mill, SC: less DSL coverage, faster speeds
- Williston, SC: more DSL coverage, faster speeds
- New Ellenton, SC: less DSL coverage, slower speeds
- Elko, SC: more DSL coverage, faster speeds
- Aiken, SC: less DSL coverage, faster speeds
- Foxtown, SC: more DSL coverage, faster speeds
- Springfield, SC: less DSL coverage, slower speeds
- Blackville, SC: less DSL coverage, slower speeds
Cities with Similar Populations
- DeSoto, IL: more DSL coverage, slower speeds
- Cottonwood, AL: less DSL coverage, slower speeds
- Central Lake, MI: more DSL coverage, slower speeds
- Caneyville, KY: more DSL coverage, faster speeds
- Brighton, AL: more DSL coverage, faster speeds
- Branchland, WV: more DSL coverage, slower speeds
- Bradley, WV: more DSL coverage, faster speeds
- Berry, AL: more DSL coverage, faster speeds
- Belvidere, TN: less DSL coverage, faster speeds
- Beach City, OH: less DSL coverage, slower speeds