In Carquinez Heights there are 4 residential Fiber providers covering 61.03% of the neighborhood. The average home can get speeds up to 7,924 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 Carquinez Heights, Vallejo, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in Carquinez Heights, Vallejo, CA please click below.
Carquinez Heights, Vallejo, CA Availability Maps
Fiber Internet Service Providers in Carquinez 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 Carquinez Heights are not shown.
Carquinez 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 Carquinez Heights is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 61.03% of Carquinez Heights. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Sonic. Call one of the companies with service in Carquinez Heights above to see who has service at your home.
How fast is fiber internet in Carquinez Heights?
The map below shows maximum fiber internet speeds by area in Carquinez Heights.
Fiber Internet Speed Key
The average Carquinez Heights home can get up to 7,924 Mbps on their fiber internet plan. The fastest fiber download speed in the neighborhood is 10,000 Mbps, which 46.16% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 13.09% 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 Carquinez Heights.
Fiber internet speeds tend to be faster in the southwest parts of Carquinez Heights, and slower in the northeast areas of the neighborhood.
Is fiber the fastest internet I can get in Carquinez Heights?
The fastest internet for you may vary based on where in Carquinez Heights you live. In general, cable competes most often with fiber in the neighborhood.
- Fiber is the fastest internet type for 47.94% of Carquinez Heights homes.
- Cable is fastest for 51.92% of the neighborhood.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for less than 1% of Carquinez Heights homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Carquinez Heights, along with details on where in Carquinez Heights and at what speeds.
Sonic Fiber in Carquinez Heights, Vallejo, CA
Sonic fiber coverage
About 46.16%, or 3,263 people, have Sonic fiber internet available to them in the neighborhood. The company covers the central, southwest, west, east, north, southeast, and northwest Carquinez Heights area. Sonic is a large internet service provider internet service providers in the US, with internet service available in some of Carquinez Heights.
Sonic fiber download speeds
Sonic is the fastest when comparing download speeds to all other internet providers in Carquinez Heights. Versus other fiber providers in the area, Sonic fiber is the fastest. There are no different maximum speeds throughout Carquinez Heights. The fastest plan anyone in Carquinez Heights can order from Sonic goes up to 10,000 Mbps, and all Carquinez Heights customers can get this speed.
Show all download speeds
- 100.0% up to 10,000.0 Mbps
Sonic fiber upload speeds
In Carquinez Heights download speeds tend to be equal to than upload speeds for Sonic fiber. Compared to other ISPs, Sonic is the fastest where upload speeds are concerned, and the fastest compared to other Carquinez Heights fiber providers. Sonic offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in Carquinez Heights is up to 10,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10,000.0 Mbps
Smart Fiber Networks Fiber in Carquinez Heights, Vallejo, CA
Smart Fiber Networks fiber coverage
About 34.19%, or 2,417 people, have Smart Fiber Networks fiber internet available to them in the neighborhood. The company covers the central, northeast, north, east, west, northwest, and southeast Carquinez Heights area. Smart Fiber Networks is a large internet service provider internet service providers in the US, with internet service available in a small portion of Carquinez Heights.
Smart Fiber Networks fiber download speeds
Smart Fiber Networks is below average when comparing download speeds to all other internet providers in Carquinez Heights. Versus other fiber providers in the area, Smart Fiber Networks fiber is the slowest. There are no different maximum speeds throughout Carquinez Heights. The fastest plan anyone in Carquinez Heights can order from Smart Fiber Networks goes up to 1,000 Mbps, and all Carquinez Heights customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Smart Fiber Networks fiber upload speeds
In Carquinez Heights download speeds tend to be equal to than upload speeds for Smart Fiber Networks fiber. Compared to other ISPs, Smart Fiber Networks is below average where upload speeds are concerned, and the slowest compared to other Carquinez Heights fiber providers. Smart Fiber Networks offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in Carquinez Heights is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
EarthLink Fiber in Carquinez Heights, Vallejo, CA
EarthLink fiber coverage
About 31.31%, or 2,213 people, have EarthLink fiber internet available to them in the neighborhood. The company covers the central, southwest, west, north, northwest, and east Carquinez Heights 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 Carquinez Heights.
EarthLink fiber download speeds
EarthLink is above average when comparing download speeds to all other internet providers in Carquinez Heights. Versus other fiber providers in the area, EarthLink fiber is below average. There are 2 different maximum speeds throughout Carquinez Heights. The fastest plan anyone in Carquinez Heights can order from EarthLink goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the neighborhood-wide average maximum speed for Carquinez Heights customers is up to 4,868 Mbps.
Show all download speeds
- 96.7% up to 5,000.0 Mbps
- 3.3% up to 1,000.0 Mbps
EarthLink fiber upload speeds
In Carquinez Heights download speeds tend to be equal to than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is above average where upload speeds are concerned, and below average compared to other Carquinez Heights fiber providers. EarthLink offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Carquinez Heights 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 4,868 Mbps.
Show all upload speeds
- 96.7% up to 5,000.0 Mbps
- 3.3% up to 1,000.0 Mbps
AT&T Fiber in Carquinez Heights, Vallejo, CA
AT&T fiber coverage
About 31.31%, or 2,213 people, have AT&T fiber internet available to them in the neighborhood. The company covers the central, southwest, west, north, northwest, and east Carquinez Heights 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 Carquinez Heights.
AT&T fiber download speeds
AT&T is above average when comparing download speeds to all other internet providers in Carquinez Heights. Versus other fiber providers in the area, AT&T fiber is below average. There are 2 different maximum speeds throughout Carquinez Heights. The fastest plan anyone in Carquinez Heights can order from AT&T goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the neighborhood-wide average maximum speed for Carquinez Heights customers is up to 4,868 Mbps.
Show all download speeds
- 96.7% up to 5,000.0 Mbps
- 3.3% up to 1,000.0 Mbps
AT&T fiber upload speeds
In Carquinez Heights download speeds tend to be equal to than upload speeds for AT&T fiber. Compared to other ISPs, AT&T is above average where upload speeds are concerned, and below average compared to other Carquinez Heights fiber providers. AT&T offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Carquinez Heights 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 4,868 Mbps.
Show all upload speeds
- 96.7% up to 5,000.0 Mbps
- 3.3% up to 1,000.0 Mbps
Carquinez Heights Fiber by Area
This information is most helpful to those looking for homes or considering moving to Carquinez Heights or any of the areas nearby.
How does fiber internet in Carquinez Heights compare to the rest of Vallejo?
Fiber internet speeds in Carquinez Heights are much faster versus the average speeds in Vallejo: 0.00 Mbps in Vallejo versus 7,924 Mbps in the neighborhood. The city has similar fiber availability compared to the neighborhood. Average fiber coverage in Vallejo is 0.00% versus 61.03% in Carquinez Heights.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Carquinez Heights 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 neighborhoods?
Below are neighborhoods nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Neighborhoods
- Glencove, Vallejo, CA: less fiber coverage, slower speeds
- Harry Floyd Terrace, Vallejo, CA: more fiber coverage, slower speeds
- Chabot Terrace, Vallejo, CA: less fiber coverage, slower speeds
- Flosden, Vallejo, CA: less fiber coverage, slower speeds
- Tara Hills, San Pablo, CA: more fiber coverage, faster speeds
- Fairmede-Hilltop, San Pablo, CA: more fiber coverage, slower speeds
- East Richmond, Richmond, CA: more fiber coverage, faster speeds
- North and East, Richmond, CA: more fiber coverage, faster speeds
- Pacheco-Martinez, Martinez, CA: less fiber coverage, slower speeds
- Belding Woods, Richmond, CA: more fiber coverage, faster speeds
Neighborhoods with Similar Populations
- Royal Highlands, Brooksville, FL: less fiber coverage, slower speeds
- Carondelet, St. Louis, MO: less fiber coverage, slower speeds
- Downtown Normal, Normal, IL: less fiber coverage, slower speeds
- Agua Fria, El Mirage, AZ: less fiber coverage, slower speeds
- Downtown Oakdale, Oakdale, CA: more fiber coverage, slower speeds
- East Gloucester, Gloucester, MA: less fiber coverage, slower speeds
- Far North Dallas-Justin, Justin, TX: more fiber coverage, slower speeds
- Finney, Grosse Pointe, MI: more fiber coverage, slower speeds
- Gresham-Kelly Creek, Gresham, OR: more fiber coverage, slower speeds
- Lakeland, Baltimore, MD: less fiber coverage, slower speeds