In 78021 there are 6 residential internet providers covering 100.00% of the zip. The average home can get speeds up to 904 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.
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6 Internet Service Providers in 78021
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 78021 are not shown.
78021 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
Availability maps for all providers in 78021
Using the dropdown below, please select a provider. Green indicates nearly all homes have service, red indicates few homes have service, and blank indicates no service.
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Internet service is available in 100.00% of 78021. Using our interactive availability map, you can compare service areas for different providers, we include fiber, cable, DSL, or fixed wireless internet service for all providers who offer it. You will notice that some providers might be listed multiple times for each service. If you find no providers cover the location you're looking at, you can opt for satellite service. The most widely available provider is VTX1 Companies. Now you can call companies in 78021 with more confidence that they might be available.
How fast are internet speeds in 78021?
The map below shows maximum internet speeds by area in 78021.
Internet Speed Key
The average 78021 home can get up to 904 Mbps on their internet plan. For most people, the fastest download speed in the zip is 1,000 Mbps, which 84.06% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 15.94% of homes can only purchase plans up to 400 Mbps. See the internet provider details below for info about their speed and coverage in 78021.
Internet speeds tend to be faster in the south parts of 78021, and slower in the north areas of the zip.
What type of internet should I choose in 78021?
The fastest internet for you may vary based on where in 78021 you live. If speed is your main concern, fiber will be the fastest internet in the zip.
- Fiber is the fastest internet type for 84.06% of 78021 homes.
- Cable is fastest for less than 1% of the zip.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 15.94%.
- Satellite internet may be the only option for less than 1% of 78021 homes.
Internet Market Health in 78021
Internet Competition Key
The map shows how competitive the 78021 internet service market is. Areas in green have more alternatives, areas in yellow have a few choices, and areas in red may have only one provider. More competition usually means faster speeds and better prices for you, the customer.
Below are quick facts on internet competition and market health in 78021 based on what connections the average home has availabile:
- Average number of internet service providers to a home: 2.8 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 2.3 (unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 2.4 (very unhealthy)
Overall, competition is very unhealthy.
78021 internet customers have the ability to buy internet service from 1 to 6 different providers, depending on where they live. For different types of service, 78021 homes have between 1 and 3 options. The type(s) of service available are fixed wireless, fiber, and dsl, though these may vary depending on the region within the zip.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. 78021 internet customers who want faster speeds have between 1 and 5 choices of companies offering speeds up to or over 25 Mbps.
More internet companies with faster speeds means fewer monopolies and better prices for customers. In promoting a free market for internet, 78021 badly needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in 78021, along with details on where in 78021 and at what speeds.
VTX1 Companies Fiber in 78021, TX
VTX1 Companies fiber coverage
About 84.06%, or 116 people, have VTX1 Companies fiber internet available to them in the zip. The company covers the south, southwest, northeast, west, central, east, southeast, and northwest 78021 area. VTX1 Companies is a large internet service provider internet service providers in the US, with internet service available in much of 78021.
VTX1 Companies fiber download speeds
VTX1 Companies is the fastest when comparing download speeds to all other internet providers in 78021. Versus other fiber providers in the area, VTX1 Companies fiber is the fastest. There are no different maximum speeds throughout 78021. The fastest plan anyone in 78021 can order from VTX1 Companies goes up to 1,000 Mbps, and all 78021 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
VTX1 Companies fiber upload speeds
In 78021 download speeds tend to be equal to than upload speeds for VTX1 Companies fiber. Compared to other ISPs, VTX1 Companies is the fastest where upload speeds are concerned, and the fastest compared to other 78021 fiber providers. VTX1 Companies offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 78021 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
VTX1 Companies DSL in 78021, TX
VTX1 Companies DSL coverage
About 45.65%, or 63 people, have VTX1 Companies DSL internet available to them in the zip. The company covers the southwest, northeast, west, southeast, north, central, and northwest 78021 area. VTX1 Companies is a large internet service provider internet service providers in the US, with internet service available in some of 78021.
VTX1 Companies DSL download speeds
VTX1 Companies is the slowest when comparing download speeds to all other internet providers in 78021. Versus other DSL providers in the area, VTX1 Companies DSL is the fastest. There are no different maximum speeds throughout 78021. The fastest plan anyone in 78021 can order from VTX1 Companies goes up to 10 Mbps, and all 78021 customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
VTX1 Companies DSL upload speeds
In 78021 download speeds tend to be faster than than upload speeds for VTX1 Companies DSL. Compared to other ISPs, VTX1 Companies is the slowest where upload speeds are concerned, and the fastest compared to other 78021 DSL providers. VTX1 Companies offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 78021 is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
VTX1 Companies Fixed Wireless in 78021, TX
VTX1 Companies fixed wireless coverage
About 100.00%, or 138 people, have VTX1 Companies fixed wireless internet available to them in the zip. The company covers the entire 78021 area. VTX1 Companies is a large internet service provider internet service providers in the US, with internet service available in every corner of 78021.
VTX1 Companies fixed wireless download speeds
VTX1 Companies is above average when comparing download speeds to all other internet providers in 78021. Versus other fixed wireless providers in the area, VTX1 Companies fixed wireless is the fastest. There are no different maximum speeds throughout 78021. The fastest plan anyone in 78021 can order from VTX1 Companies goes up to 400 Mbps, and all 78021 customers can get this speed.
Show all download speeds
- 100.0% up to 400.0 Mbps
VTX1 Companies fixed wireless upload speeds
In 78021 download speeds tend to be faster than than upload speeds for VTX1 Companies fixed wireless. Compared to other ISPs, VTX1 Companies is below average where upload speeds are concerned, and the fastest compared to other 78021 fixed wireless providers. VTX1 Companies offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 78021 is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
EarthLink Fixed Wireless in 78021, TX
EarthLink fixed wireless coverage
About 18.84%, or 26 people, have EarthLink fixed wireless internet available to them in the zip. The company covers the south, north, and central 78021 area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of 78021.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in 78021. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are no different maximum speeds throughout 78021. The fastest plan anyone in 78021 can order from EarthLink goes up to 25 Mbps, and all 78021 customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In 78021 download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the slowest compared to other 78021 fixed wireless providers. EarthLink offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 78021 is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
AT&T Fixed Wireless in 78021, TX
AT&T fixed wireless coverage
About 18.84%, or 26 people, have AT&T fixed wireless internet available to them in the zip. The company covers the south, north, and central 78021 area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of 78021.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in 78021. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are no different maximum speeds throughout 78021. The fastest plan anyone in 78021 can order from AT&T goes up to 25 Mbps, and all 78021 customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In 78021 download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the slowest compared to other 78021 fixed wireless providers. AT&T offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 78021 is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
T-Mobile Home Internet Fixed Wireless in 78021, TX
T-Mobile Home Internet fixed wireless coverage
About 15.22%, or 21 people, have T-Mobile Home Internet fixed wireless internet available to them in the zip. The company covers the south, central, and southeast 78021 area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of 78021.
T-Mobile Home Internet fixed wireless download speeds
T-Mobile Home Internet is below average when comparing download speeds to all other internet providers in 78021. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are no different maximum speeds throughout 78021. The fastest plan anyone in 78021 can order from T-Mobile Home Internet goes up to 100 Mbps, and all 78021 customers can get this speed.
Show all download speeds
- 100.0% up to 100.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In 78021 download speeds tend to be faster than than upload speeds for T-Mobile Home Internet fixed wireless. Compared to other ISPs, T-Mobile Home Internet is below average where upload speeds are concerned, and average compared to other 78021 fixed wireless providers. T-Mobile Home Internet offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 78021 is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
78021 Internet by Area
This information is most helpful to those looking for homes or considering moving to 78021 or any of the areas nearby.
How does internet in 78021 compare to the rest of Texas?
Internet speeds in 78021 are much slower versus the average speeds in Texas: 3,946 Mbps in Texas versus 904 Mbps in the zip. The state has similar internet availability compared to the zip. Average internet coverage in Texas is 98.82% versus 100.00% in 78021.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around 78021 are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does internet service 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
- 78072, TX: less internet coverage, faster speeds
- 78014, TX: less internet coverage, faster speeds
- 78007, TX: less internet coverage, faster speeds
- 78071, TX: less internet coverage, faster speeds
- 78060, TX: equal internet coverage, slower speeds
- 78830, TX: less internet coverage, slower speeds
- 78022, TX: less internet coverage, faster speeds
- 78836, TX: less internet coverage, slower speeds
- 78125, TX: less internet coverage, slower speeds
- 78827, TX: less internet coverage, faster speeds
Zip Codes with Similar Populations
- 77453, TX: equal internet coverage, slower speeds
- 46931, IN: equal internet coverage, faster speeds
- 46946, IN: equal internet coverage, slower speeds
- 46998, IN: less internet coverage, faster speeds
- 47160, IN: equal internet coverage, slower speeds
- 47683, IN: equal internet coverage, slower speeds
- 47924, IN: equal internet coverage, faster speeds
- 49852, MI: equal internet coverage, faster speeds
- 49883, MI: less internet coverage, slower speeds
- 58216, ND: less internet coverage, faster speeds