In 78634 there are 2 residential Cable providers covering 97.33% of the zip. The average home can get speeds up to 997 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 Cable internet providers in 78634, TX.
To see availability maps for all providers including fiber, cable, DSL, and more in 78634, TX please click below.
Cable Internet Service Providers in 78634
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 78634 are not shown.
78634 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 78634 is cable internet available?
Cable Internet Availability Key
Cable is available in 97.33% of 78634. Areas in green have cable internet service, where areas in yellow or red may not. The most widely available provider is Spectrum. Call one of the companies with service in 78634 above to see who has service at your home.
How fast is cable internet in 78634?
The map below shows maximum cable internet speeds by area in 78634.
Cable Internet Speed Key
The average 78634 home can get up to 997 Mbps on their cable internet plan. The fastest cable download speed in the zip is 1,000 Mbps, which 92.82% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 4.52% of homes can only purchase plans up to 940 Mbps. See the internet provider details below for info about their speed and coverage in 78634.
Cable internet speeds tend to be faster in the central parts of 78634, and slower in the northwest areas of the zip.
Is cable the fastest internet I can get in 78634?
The fastest internet for you may vary based on where in 78634 you live. In general, fiber competes most often with cable in the zip.
- Fiber is the fastest internet type for 77.19% of 78634 homes.
- Cable is fastest for 20.34% of the zip.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 2.33%.
- Satellite internet may be the only option for less than 1% of 78634 homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in 78634, along with details on where in 78634 and at what speeds.
Spectrum Cable in 78634, TX
Spectrum cable coverage
About 92.82%, or 40,249 people, have Spectrum cable internet available to them in the zip. The company covers the entire 78634 area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in most of 78634.
Spectrum cable download speeds
Spectrum is below average when comparing download speeds to all other internet providers in 78634. Versus other cable providers in the area, Spectrum cable is the fastest. There are no different maximum speeds throughout 78634. The fastest plan anyone in 78634 can order from Spectrum goes up to 1,000 Mbps, and all 78634 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum cable upload speeds
In 78634 download speeds tend to be faster than than upload speeds for Spectrum cable. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and one of the fastest compared to other 78634 cable providers. Spectrum offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 78634 is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Optimum Cable in 78634, TX
Optimum cable coverage
About 16.65%, or 7,218 people, have Optimum cable internet available to them in the zip. The company covers the south, northwest, southwest, southeast, and central 78634 area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of 78634.
Optimum cable download speeds
Optimum is below average when comparing download speeds to all other internet providers in 78634. Versus other cable providers in the area, Optimum cable is the slowest. There are no different maximum speeds throughout 78634. The fastest plan anyone in 78634 can order from Optimum goes up to 940 Mbps, and all 78634 customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
Optimum cable upload speeds
In 78634 download speeds tend to be faster than than upload speeds for Optimum cable. Compared to other ISPs, Optimum is below average where upload speeds are concerned, and one of the fastest compared to other 78634 cable providers. Optimum offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 78634 is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
78634 Cable by Area
This information is most helpful to those looking for homes or considering moving to 78634 or any of the areas nearby.
How does cable internet in 78634 compare to the rest of Texas?
Cable internet speeds in 78634 are much faster versus the average speeds in Texas: 0.00 Mbps in Texas versus 997 Mbps in the zip. The state has similar cable availability compared to the zip. Average cable coverage in Texas is 0.00% versus 97.33% in 78634.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around 78634 are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does cable 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
- 78665, TX: less cable coverage, faster speeds
- 78664, TX: more cable coverage, faster speeds
- 78660, TX: more cable coverage, slower speeds
- 78626, TX: less cable coverage, slower speeds
- 76574, TX: less cable coverage, faster speeds
- 78728, TX: more cable coverage, faster speeds
- 78681, TX: more cable coverage, faster speeds
- 78727, TX: more cable coverage, faster speeds
- 78717, TX: more cable coverage, faster speeds
- 78628, TX: less cable coverage, slower speeds
Zip Codes with Similar Populations
- 21229, MD: more cable coverage, faster speeds
- 14215, NY: more cable coverage, faster speeds
- 15108, PA: less cable coverage, faster speeds
- 95991, CA: more cable coverage, faster speeds
- 95765, CA: more cable coverage, faster speeds
- 94901, CA: more cable coverage, faster speeds
- 19401, PA: more cable coverage, faster speeds
- 19403, PA: more cable coverage, faster speeds
- 94605, CA: more cable coverage, faster speeds
- 94121, CA: more cable coverage, faster speeds