In Alviso there are 3 residential Fiber providers covering 84.16% of the city. The average home can get speeds up to 4,513 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 Fiber internet providers in Alviso, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in Alviso, CA please click below.
Fiber Internet Service Providers in Alviso
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 Alviso are not shown.
Alviso 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 Alviso is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 84.16% of Alviso. Areas in green have fiber 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 Alviso above to see who has service at your home.
How fast is fiber internet in Alviso?
The map below shows maximum fiber internet speeds by area in Alviso.
Fiber Internet Speed Key
The average Alviso home can get up to 4,513 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 5,000 Mbps, which 73.91% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 10.24% of homes can only purchase plans up to 1,000 Mbps. See the internet provider details below for info about their speed and coverage in Alviso.
Fiber internet speeds tend to be faster in the northeast parts of Alviso, and slower in the west areas of the city.
Is fiber the fastest internet I can get in Alviso?
The fastest internet for you may vary based on where in Alviso you live. In general, cable competes most often with fiber in the city.
- Fiber is the fastest internet type for 73.91% of Alviso homes.
- Cable is fastest for 23.74% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 2.35%.
- Satellite internet may be the only option for less than 1% of Alviso homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Alviso, along with details on where in Alviso and at what speeds.
EarthLink Fiber in Alviso, CA
EarthLink fiber coverage
About 84.16%, or 1,758 people, have EarthLink fiber internet available to them in the city. The company covers the northeast, central, north, east, west, northwest, and southeast Alviso area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Alviso.
EarthLink fiber download speeds
EarthLink is one of the fastest when comparing download speeds to all other internet providers in Alviso. Versus other fiber providers in the area, EarthLink fiber is one of the fastest. There are 2 different maximum speeds throughout Alviso. The fastest plan anyone in Alviso can order from EarthLink goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the city-wide average maximum speed for Alviso customers is up to 4,513 Mbps.
Show all download speeds
- 87.8% up to 5,000.0 Mbps
- 12.2% up to 1,000.0 Mbps
EarthLink fiber upload speeds
In Alviso download speeds tend to be equal to than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Alviso fiber providers. EarthLink offers 2 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 Alviso is up to 5,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, EarthLink customers can get speeds up to 4,513 Mbps.
Show all upload speeds
- 87.8% up to 5,000.0 Mbps
- 12.2% up to 1,000.0 Mbps
AT&T Fiber in Alviso, CA
AT&T fiber coverage
About 84.16%, or 1,758 people, have AT&T fiber internet available to them in the city. The company covers the northeast, central, north, east, west, northwest, and southeast Alviso area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Alviso.
AT&T fiber download speeds
AT&T is one of the fastest when comparing download speeds to all other internet providers in Alviso. Versus other fiber providers in the area, AT&T fiber is one of the fastest. There are 2 different maximum speeds throughout Alviso. The fastest plan anyone in Alviso can order from AT&T goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the city-wide average maximum speed for Alviso customers is up to 4,513 Mbps.
Show all download speeds
- 87.8% up to 5,000.0 Mbps
- 12.2% up to 1,000.0 Mbps
AT&T fiber upload speeds
In Alviso download speeds tend to be equal to than upload speeds for AT&T fiber. Compared to other ISPs, AT&T is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Alviso fiber providers. AT&T offers 2 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 Alviso is up to 5,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, AT&T customers can get speeds up to 4,513 Mbps.
Show all upload speeds
- 87.8% up to 5,000.0 Mbps
- 12.2% up to 1,000.0 Mbps
Astound Broadband Fiber in Alviso, CA
Astound Broadband fiber coverage
About 2.01%, or 42 people, have Astound Broadband fiber internet available to them in the city. The company covers the southeast Alviso area. Astound Broadband is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Alviso.
Astound Broadband fiber download speeds
Astound Broadband is above average when comparing download speeds to all other internet providers in Alviso. Versus other fiber providers in the area, Astound Broadband fiber is the slowest. There are no different maximum speeds throughout Alviso. The fastest plan anyone in Alviso can order from Astound Broadband goes up to 1,500 Mbps, and all Alviso customers can get this speed.
Show all download speeds
- 100.0% up to 1,500.0 Mbps
Astound Broadband fiber upload speeds
In Alviso download speeds tend to be equal to than upload speeds for Astound Broadband fiber. Compared to other ISPs, Astound Broadband is above average where upload speeds are concerned, and the slowest compared to other Alviso fiber providers. Astound Broadband offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Alviso is up to 1,500 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,500.0 Mbps
Alviso Fiber by Area
This information is most helpful to those looking for homes or considering moving to Alviso or any of the areas nearby.
How does fiber internet in Alviso compare to the rest of California?
Fiber internet speeds in Alviso are much faster versus the average speeds in California: 0.00 Mbps in California versus 4,513 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in California is 0.00% versus 84.16% in Alviso.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Alviso are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fiber 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
- Milpitas, CA: less fiber coverage, faster speeds
- Sunnyvale, CA: less fiber coverage, slower speeds
- Santa Clara, CA: less fiber coverage, slower speeds
- Mountain View, CA: less fiber coverage, slower speeds
- Los Altos, CA: more fiber coverage, faster speeds
- Fremont, CA: less fiber coverage, faster speeds
- Newark, CA: less fiber coverage, faster speeds
- Cupertino, CA: less fiber coverage, slower speeds
- Alum Rock, CA: more fiber coverage, faster speeds
- Palo Alto, CA: less fiber coverage, faster speeds
Cities with Similar Populations
- Van Horn, TX: less fiber coverage, slower speeds
- Grand Isle, VT: less fiber coverage, slower speeds
- Nanjemoy, MD: more fiber coverage, slower speeds
- Neshkoro, WI: less fiber coverage, slower speeds
- Kingsville, OH: less fiber coverage, slower speeds
- Lake Hughes, CA: less fiber coverage, faster speeds
- Lepanto, AR: more fiber coverage, slower speeds
- Madison, MN: more fiber coverage, slower speeds
- Mossyrock, WA: less fiber coverage, slower speeds
- Mount Carroll, IL: more fiber coverage, slower speeds