In Terrell Heights there are 2 residential DSL providers covering 72.48% of the neighborhood. The average home can get speeds up to 73 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 Terrell Heights, San Antonio, TX.
To see availability maps for all providers including fiber, cable, DSL, and more in Terrell Heights, San Antonio, TX please click below.
Terrell Heights, San Antonio, TX Availability Maps
DSL Internet Service Providers in Terrell Heights
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 Terrell Heights are not shown.
Terrell Heights 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 Terrell Heights is DSL internet available?
DSL Internet Availability Key
DSL is available in 72.48% of Terrell Heights. 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 Terrell Heights above to see who has service at your home.
How fast is DSL internet in Terrell Heights?
The map below shows maximum DSL internet speeds by area in Terrell Heights.
DSL Internet Speed Key
The average Terrell Heights home can get up to 73 Mbps on their DSL internet plan. The fastest DSL download speed in the neighborhood is 100 Mbps, which 31.41% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 1.93% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Terrell Heights.
DSL internet speeds tend to be faster in the southeast parts of Terrell Heights, and slower in the central areas of the neighborhood.
Is DSL the fastest internet I can get in Terrell Heights?
The fastest internet for you may vary based on where in Terrell Heights you live. In general, fiber competes most often with DSL in the neighborhood.
- Fiber is the fastest internet type for 98.04% of Terrell Heights homes.
- Cable is fastest for 1.96% of the neighborhood.
- 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 Terrell Heights homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Terrell Heights, along with details on where in Terrell Heights and at what speeds.
AT&T DSL in Terrell Heights, San Antonio, TX
AT&T DSL coverage
About 72.48%, or 3,224 people, have AT&T DSL internet available to them in the neighborhood. The company covers the entire Terrell Heights area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Terrell Heights.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Terrell Heights. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 5 different maximum speeds throughout Terrell Heights. The fastest plan anyone in Terrell Heights can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the neighborhood-wide average maximum speed for Terrell Heights customers is up to 73 Mbps.
Show all download speeds
- 43.3% up to 100.0 Mbps
- 20.6% up to 75.0 Mbps
- 22.9% up to 50.0 Mbps
- 10.6% up to 25.0 Mbps
- 2.7% up to 10.0 Mbps
AT&T DSL upload speeds
In Terrell Heights 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 Terrell Heights DSL providers. AT&T offers 4 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Terrell Heights 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 16 Mbps.
Show all upload speeds
- 63.9% up to 20.0 Mbps
- 22.9% up to 10.0 Mbps
- 10.6% up to 5.0 Mbps
- 2.7% up to 1.0 Mbps
EarthLink DSL in Terrell Heights, San Antonio, TX
EarthLink DSL coverage
About 72.48%, or 3,224 people, have EarthLink DSL internet available to them in the neighborhood. The company covers the entire Terrell Heights area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Terrell Heights.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Terrell Heights. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 5 different maximum speeds throughout Terrell Heights. The fastest plan anyone in Terrell Heights can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the neighborhood-wide average maximum speed for Terrell Heights customers is up to 73 Mbps.
Show all download speeds
- 43.3% up to 100.0 Mbps
- 20.6% up to 75.0 Mbps
- 22.9% up to 50.0 Mbps
- 10.6% up to 25.0 Mbps
- 2.7% up to 10.0 Mbps
EarthLink DSL upload speeds
In Terrell Heights 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 Terrell Heights DSL providers. EarthLink offers 4 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Terrell Heights 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 16 Mbps.
Show all upload speeds
- 63.9% up to 20.0 Mbps
- 22.9% up to 10.0 Mbps
- 10.6% up to 5.0 Mbps
- 2.7% up to 1.0 Mbps
Terrell Heights DSL by Area
This information is most helpful to those looking for homes or considering moving to Terrell Heights or any of the areas nearby.
How does DSL internet in Terrell Heights compare to the rest of San Antonio?
DSL internet speeds in Terrell Heights are much faster versus the average speeds in San Antonio: 0.00 Mbps in San Antonio versus 73 Mbps in the neighborhood. The city has similar DSL availability compared to the neighborhood. Average DSL coverage in San Antonio is 0.00% versus 72.48% in Terrell Heights.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Terrell Heights 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 neighborhoods?
Below are neighborhoods nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Neighborhoods
- Oak Park-Northwood, San Antonio, TX: less DSL coverage, slower speeds
- Wilshire, San Antonio, TX: less DSL coverage, slower speeds
- Oakwell Farms, San Antonio, TX: more DSL coverage, faster speeds
- Mahncke Park, San Antonio, TX: less DSL coverage, faster speeds
- East Terrell Hills, San Antonio, TX: more DSL coverage, faster speeds
- Shearer Hills-Ridgeview, San Antonio, TX: less DSL coverage, slower speeds
- Monte Vista, San Antonio, TX: less DSL coverage, slower speeds
- Edison, San Antonio, TX: less DSL coverage, slower speeds
- Government Hill Alliance, San Antonio, TX: less DSL coverage, slower speeds
- Park Village, San Antonio, TX: more DSL coverage, faster speeds
Neighborhoods with Similar Populations
- Glenwood Meadows, Sacramento, CA: more DSL coverage, faster speeds
- Springdale, York, PA: less DSL coverage, slower speeds
- South Fairmount, Cincinnati, OH: more DSL coverage, slower speeds
- South Cottonwood Acres, Murray, UT: more DSL coverage, faster speeds
- Sidney Walnut Avenue Historic District, Sidney, OH: more DSL coverage, slower speeds
- Sharon Woods, Charlotte, NC: more DSL coverage, slower speeds
- Shafter, Oakland, CA: more DSL coverage, slower speeds
- Shackelford, Modesto, CA: more DSL coverage, slower speeds
- Schenk-Atwood-Starkweather-Yahar, Madison, WI: more DSL coverage, slower speeds
- Hillcrest, Dayton, OH: less DSL coverage, slower speeds