In the San Antonio area there are 4 residential DSL providers covering 65.95% of the city. The average home can get speeds up to 66 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 San Antonio, TX.
To see availability maps for all providers including fiber, cable, DSL, and more in San Antonio, TX please click below.
San Antonio, TX Availability Maps
DSL Internet Service Providers in San Antonio
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 the San Antonio area are not shown.
San Antonio 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 the San Antonio area is DSL internet available?
DSL Internet Availability Key
DSL is available in 65.95% of the San Antonio area. 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 the San Antonio area above to see who has service at your home.
How fast is DSL internet in the San Antonio area?
The map below shows maximum DSL internet speeds by area in the San Antonio area.
DSL Internet Speed Key
The average San Antonio home can get up to 66 Mbps on their DSL internet plan. The fastest DSL download speed in the city 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, 13.78% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in the San Antonio area.
DSL internet speeds tend to be faster in the east parts of the San Antonio area, and slower in the southwest areas of the city.
Is DSL the fastest internet I can get in the San Antonio area?
The fastest internet for you may vary based on where in the San Antonio area you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 86.68% of San Antonio homes.
- Cable is fastest for 9.12% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 2.88%.
- Satellite internet may be the only option for 1.30% of San Antonio homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in the San Antonio area, along with details on where in the San Antonio area and at what speeds.
AT&T DSL in San Antonio, TX
AT&T DSL coverage
About 59.69%, or 1,527,034 people, have AT&T DSL internet available to them in the city. The company covers the entire San Antonio area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of the San Antonio area.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in the San Antonio area. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 5 different maximum speeds throughout the San Antonio area. The fastest plan anyone in the San Antonio area can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for San Antonio customers is up to 70 Mbps.
Show all download speeds
- 51.4% up to 100.0 Mbps
- 9.4% up to 75.0 Mbps
- 16.6% up to 50.0 Mbps
- 7.9% up to 25.0 Mbps
- 14.7% up to 10.0 Mbps
AT&T DSL upload speeds
In the San Antonio area 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 San Antonio DSL providers. AT&T offers 4 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 the San Antonio area 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 14 Mbps.
Show all upload speeds
- 60.8% up to 20.0 Mbps
- 16.6% up to 10.0 Mbps
- 7.9% up to 5.0 Mbps
- 14.7% up to 1.0 Mbps
EarthLink DSL in San Antonio, TX
EarthLink DSL coverage
About 59.69%, or 1,527,034 people, have EarthLink DSL internet available to them in the city. The company covers the entire San Antonio area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of the San Antonio area.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in the San Antonio area. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 5 different maximum speeds throughout the San Antonio area. The fastest plan anyone in the San Antonio area can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for San Antonio customers is up to 70 Mbps.
Show all download speeds
- 51.4% up to 100.0 Mbps
- 9.4% up to 75.0 Mbps
- 16.6% up to 50.0 Mbps
- 7.9% up to 25.0 Mbps
- 14.7% up to 10.0 Mbps
EarthLink DSL upload speeds
In the San Antonio area 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 San Antonio DSL providers. EarthLink offers 4 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 the San Antonio area 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 14 Mbps.
Show all upload speeds
- 60.8% up to 20.0 Mbps
- 16.6% up to 10.0 Mbps
- 7.9% up to 5.0 Mbps
- 14.7% up to 1.0 Mbps
GVTC DSL in San Antonio, TX
GVTC DSL coverage
About 4.67%, or 119,370 people, have GVTC DSL internet available to them in the city. The company covers the northeast, north, and northwest San Antonio area. GVTC is a large internet service provider internet service providers in the US, with internet service available in a very small piece of the San Antonio area.
GVTC DSL download speeds
GVTC is one of the slowest when comparing download speeds to all other internet providers in the San Antonio area. Versus other DSL providers in the area, GVTC DSL is one of the slowest. There are no different maximum speeds throughout the San Antonio area. The fastest plan anyone in the San Antonio area can order from GVTC goes up to 10 Mbps, and all San Antonio customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
GVTC DSL upload speeds
In the San Antonio area download speeds tend to be faster than than upload speeds for GVTC DSL. Compared to other ISPs, GVTC is one of the slowest where upload speeds are concerned, and one of the slowest compared to other San Antonio DSL providers. GVTC offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in the San Antonio area is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
San Antonio DSL by Area
This information is most helpful to those looking for homes or considering moving to the San Antonio area or any of the areas nearby.
How does DSL internet in the San Antonio area compare to the rest of Texas?
DSL internet speeds in the San Antonio area are much faster versus the average speeds in Texas: 0.00 Mbps in Texas versus 66 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Texas is 0.00% versus 65.95% in the San Antonio area.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around the San Antonio area 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
- Balcones Heights, TX: less DSL coverage, faster speeds
- Castle Hills, TX: more DSL coverage, faster speeds
- Olmos Park, TX: more DSL coverage, faster speeds
- Leon Valley, TX: more DSL coverage, faster speeds
- Alamo Heights, TX: more DSL coverage, faster speeds
- Terrell Hills, TX: less DSL coverage, slower speeds
- Shavano Park, TX: more DSL coverage, faster speeds
- Hill Country Village, TX: more DSL coverage, faster speeds
- Kirby, TX: more DSL coverage, faster speeds
- Windcrest, TX: more DSL coverage, faster speeds
Cities with Similar Populations
- Charlotte, NC: more DSL coverage, faster speeds
- Portland, OR: less DSL coverage, faster speeds
- Orlando, FL: more DSL coverage, faster speeds
- Sacramento, CA: more DSL coverage, faster speeds
- Pittsburgh, PA: less DSL coverage, faster speeds
- St. Louis, MO: more DSL coverage, slower speeds
- Austin, TX: more DSL coverage, faster speeds
- Las Vegas, NV: more DSL coverage, slower speeds
- Cincinnati, OH: less DSL coverage, slower speeds
- Kansas City, MO: more DSL coverage, slower speeds