In 78873 there are 2 residential DSL providers covering 95.80% of the zip. The average home can get speeds up to 39 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 78873, TX.
To see availability maps for all providers including fiber, cable, DSL, and more in 78873, TX please click below.
DSL Internet Service Providers in 78873
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 78873 are not shown.
78873 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 78873 is DSL internet available?

DSL Internet Availability Key
DSL is available in 95.80% of 78873. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is HCTC. Call one of the companies with service in 78873 above to see who has service at your home.
How fast is DSL internet in 78873?
The map below shows maximum DSL internet speeds by area in 78873.

DSL Internet Speed Key
The average 78873 home can get up to 39 Mbps on their DSL internet plan. The fastest DSL download speed in the zip is 50 Mbps, which 52.59% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 7.16% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in 78873.
DSL internet speeds tend to be faster in the east parts of 78873, and slower in the north areas of the zip.
Is DSL the fastest internet I can get in 78873?
The fastest internet for you may vary based on where in 78873 you live. In general, fiber competes most often with DSL in the zip.
- Fiber is the fastest internet type for 88.09% of 78873 homes.
- Cable is fastest for less than 1% of the zip.
- DSL is fastest for 3.40%.
- Fixed wireless is fastest for 4.75%.
- Satellite internet may be the only option for 3.77% of 78873 homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in 78873, along with details on where in 78873 and at what speeds.
HCTC DSL in 78873, TX

HCTC DSL coverage
About 94.69%, or 1,534 people, have HCTC DSL internet available to them in the zip. The company covers the entire 78873 area. HCTC is a large internet service provider internet service providers in the US, with internet service available in most of 78873.
HCTC DSL download speeds
HCTC is the slowest when comparing download speeds to all other internet providers in 78873. Versus other DSL providers in the area, HCTC DSL is the slowest. There are 4 different maximum speeds throughout 78873. The fastest plan anyone in 78873 can order from HCTC goes up to 50 Mbps, the slowest package only goes up to 10 Mbps, and the zip-wide average maximum speed for 78873 customers is up to 39 Mbps.
Show all download speeds
- 54.4% up to 50.0 Mbps
- 18.1% up to 35.0 Mbps
- 19.9% up to 25.0 Mbps
- 7.6% up to 10.0 Mbps
HCTC DSL upload speeds
In 78873 download speeds tend to be faster than than upload speeds for HCTC DSL. Compared to other ISPs, HCTC is below average where upload speeds are concerned, and the fastest compared to other 78873 DSL providers. HCTC offers 4 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 78873 is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, HCTC customers can get speeds up to 6.8 Mbps.
Show all upload speeds
- 54.4% up to 10.0 Mbps
- 18.1% up to 4.0 Mbps
- 19.9% up to 3.0 Mbps
- 7.6% up to 1.0 Mbps
Southwest Texas Communications DSL in 78873, TX

Southwest Texas Communications DSL coverage
About 3.40%, or 55 people, have Southwest Texas Communications DSL internet available to them in the zip. The company covers the northeast and east 78873 area. Southwest Texas Communications is a small internet service provider internet service providers in the US, with internet service available in a very small piece of 78873.
Southwest Texas Communications DSL download speeds
Southwest Texas Communications is below average when comparing download speeds to all other internet providers in 78873. Versus other DSL providers in the area, Southwest Texas Communications DSL is the fastest. There are no different maximum speeds throughout 78873. The fastest plan anyone in 78873 can order from Southwest Texas Communications goes up to 50 Mbps, and all 78873 customers can get this speed.
Show all download speeds
- 100.0% up to 50.0 Mbps
Southwest Texas Communications DSL upload speeds
In 78873 download speeds tend to be faster than than upload speeds for Southwest Texas Communications DSL. Compared to other ISPs, Southwest Texas Communications is the slowest where upload speeds are concerned, and the slowest compared to other 78873 DSL providers. Southwest Texas Communications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 78873 is up to 6.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 6.0 Mbps
78873 DSL by Area
This information is most helpful to those looking for homes or considering moving to 78873 or any of the areas nearby.
How does DSL internet in 78873 compare to the rest of Texas?
DSL internet speeds in 78873 are much faster versus the average speeds in Texas: 0.00 Mbps in Texas versus 39 Mbps in the zip. The state has similar DSL availability compared to the zip. Average DSL coverage in Texas is 0.00% versus 95.80% in 78873.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around 78873 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 zip codes?
Below are zip codes nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Zip Codes
- 78879, TX: more DSL coverage, faster speeds
- 78885, TX: more DSL coverage, faster speeds
- 78833, TX: more DSL coverage, faster speeds
- 78884, TX: less DSL coverage, slower speeds
- 78828, TX: less DSL coverage, faster speeds
- 78883, TX: more DSL coverage, faster speeds
- 78055, TX: more DSL coverage, faster speeds
- 78003, TX: less DSL coverage, slower speeds
- 78063, TX: less DSL coverage, slower speeds
- 78006, TX: less DSL coverage, slower speeds
Zip Codes with Similar Populations
- 72419, AR: less DSL coverage, faster speeds
- 24594, VA: less DSL coverage, faster speeds
- 26060, WV: less DSL coverage, slower speeds
- 27291, NC: less DSL coverage, slower speeds
- 27928, NC: less DSL coverage, slower speeds
- 28393, NC: less DSL coverage, slower speeds
- 28623, NC: less DSL coverage, slower speeds
- 65332, MO: less DSL coverage, faster speeds
- 72063, AR: less DSL coverage, slower speeds
- 04441, ME: less DSL coverage, faster speeds


