In Glenn Heights there are 2 residential DSL providers covering 90.17% of the city. The average home can get speeds up to 85 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 Glenn Heights, TX.
To see availability maps for all providers including fiber, cable, DSL, and more in Glenn Heights, TX please click below.
Glenn Heights, TX Availability Maps
DSL Internet Service Providers in Glenn 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 Glenn Heights are not shown.
Glenn 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 Glenn Heights is DSL internet available?
DSL Internet Availability Key
DSL is available in 90.17% of Glenn 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 Glenn Heights above to see who has service at your home.
How fast is DSL internet in Glenn Heights?
The map below shows maximum DSL internet speeds by area in Glenn Heights.
DSL Internet Speed Key
The average Glenn Heights home can get up to 85 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 100 Mbps, which 61.20% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Glenn Heights.
DSL internet speeds tend to be faster in the southeast parts of Glenn Heights, and slower in the northwest areas of the city.
Is DSL the fastest internet I can get in Glenn Heights?
The fastest internet for you may vary based on where in Glenn Heights you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 84.95% of Glenn Heights homes.
- Cable is fastest for 12.82% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 2.01%.
- Satellite internet may be the only option for less than 1% of Glenn Heights homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Glenn Heights, along with details on where in Glenn Heights and at what speeds.
EarthLink DSL in Glenn Heights, TX
EarthLink DSL coverage
About 90.17%, or 14,387 people, have EarthLink DSL internet available to them in the city. The company covers the entire Glenn Heights area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Glenn Heights.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Glenn Heights. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 5 different maximum speeds throughout Glenn Heights. The fastest plan anyone in Glenn Heights 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 Glenn Heights customers is up to 85 Mbps.
Show all download speeds
- 67.9% up to 100.0 Mbps
- 9.2% up to 75.0 Mbps
- 18.4% up to 50.0 Mbps
- 4.2% up to 25.0 Mbps
- 0.2% up to 10.0 Mbps
EarthLink DSL upload speeds
In Glenn 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 Glenn Heights 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 Glenn 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 17 Mbps.
Show all upload speeds
- 77.1% up to 20.0 Mbps
- 18.4% up to 10.0 Mbps
- 4.2% up to 5.0 Mbps
- 0.2% up to 1.0 Mbps
AT&T DSL in Glenn Heights, TX
AT&T DSL coverage
About 90.17%, or 14,387 people, have AT&T DSL internet available to them in the city. The company covers the entire Glenn Heights area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of Glenn Heights.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Glenn Heights. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 5 different maximum speeds throughout Glenn Heights. The fastest plan anyone in Glenn Heights 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 Glenn Heights customers is up to 85 Mbps.
Show all download speeds
- 67.9% up to 100.0 Mbps
- 9.2% up to 75.0 Mbps
- 18.4% up to 50.0 Mbps
- 4.2% up to 25.0 Mbps
- 0.2% up to 10.0 Mbps
AT&T DSL upload speeds
In Glenn 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 Glenn Heights 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 Glenn 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 17 Mbps.
Show all upload speeds
- 77.1% up to 20.0 Mbps
- 18.4% up to 10.0 Mbps
- 4.2% up to 5.0 Mbps
- 0.2% up to 1.0 Mbps
Glenn Heights DSL by Area
This information is most helpful to those looking for homes or considering moving to Glenn Heights or any of the areas nearby.
How does DSL internet in Glenn Heights compare to the rest of Texas?
DSL internet speeds in Glenn Heights are much faster versus the average speeds in Texas: 0.00 Mbps in Texas versus 85 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Texas is 0.00% versus 90.17% in Glenn Heights.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Glenn 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 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
- Oak Leaf, TX: more DSL coverage, slower speeds
- Ovilla, TX: less DSL coverage, slower speeds
- DeSoto, TX: more DSL coverage, slower speeds
- Red Oak, TX: less DSL coverage, slower speeds
- Lancaster, TX: less DSL coverage, slower speeds
- Cedar Hill, TX: less DSL coverage, slower speeds
- Pecan Hill, TX: less DSL coverage, slower speeds
- Duncanville, TX: less DSL coverage, slower speeds
- Midlothian, TX: less DSL coverage, slower speeds
- Waxahachie, TX: less DSL coverage, slower speeds
Cities with Similar Populations
- Stallings, NC: more DSL coverage, faster speeds
- El Campo, TX: less DSL coverage, slower speeds
- El Reno, OK: less DSL coverage, slower speeds
- Ellwood City, PA: less DSL coverage, slower speeds
- Escanaba, MI: less DSL coverage, slower speeds
- Fernway, PA: less DSL coverage, faster speeds
- Forrest City, AR: less DSL coverage, slower speeds
- Spearfish, SD: less DSL coverage, slower speeds
- St. Helens, OR: less DSL coverage, slower speeds
- Detroit Lakes, MN: more DSL coverage, slower speeds