In Carquinez Heights there are 2 residential DSL providers covering 89.96% of the neighborhood. The average home can get speeds up to 77 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 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
DSL 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 DSL internet available?
DSL Internet Availability Key
DSL is available in 89.96% of Carquinez Heights. Areas in green have DSL 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 Carquinez Heights above to see who has service at your home.
How fast is DSL internet in Carquinez Heights?
The map below shows maximum DSL internet speeds by area in Carquinez Heights.
DSL Internet Speed Key
The average Carquinez Heights home can get up to 77 Mbps on their DSL internet plan. The fastest DSL download speed in the neighborhood is 100 Mbps, which 36.96% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 6.20% of homes can only purchase plans up to 25 Mbps. See the internet provider details below for info about their speed and coverage in Carquinez Heights.
DSL internet speeds tend to be faster in the southwest parts of Carquinez Heights, and slower in the northwest areas of the neighborhood.
Is DSL 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 DSL 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.
DSL 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.
AT&T DSL in Carquinez Heights, Vallejo, CA
AT&T DSL coverage
About 89.96%, or 6,359 people, have AT&T DSL internet available to them in the neighborhood. The company covers the entire Carquinez Heights area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of Carquinez Heights.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Carquinez Heights. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 4 different maximum speeds throughout Carquinez Heights. The fastest plan anyone in Carquinez Heights can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the neighborhood-wide average maximum speed for Carquinez Heights customers is up to 77 Mbps.
Show all download speeds
- 41.1% up to 100.0 Mbps
- 33.7% up to 75.0 Mbps
- 18.4% up to 50.0 Mbps
- 6.9% up to 25.0 Mbps
AT&T DSL upload speeds
In Carquinez Heights download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the fastest compared to other Carquinez Heights DSL providers. AT&T offers 3 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 20 Mbps. Some customers have slower plan choices, which only go up to 5.0 Mbps. On average, AT&T customers can get speeds up to 17 Mbps.
Show all upload speeds
- 74.7% up to 20.0 Mbps
- 18.4% up to 10.0 Mbps
- 6.9% up to 5.0 Mbps
EarthLink DSL in Carquinez Heights, Vallejo, CA
EarthLink DSL coverage
About 89.96%, or 6,359 people, have EarthLink DSL internet available to them in the neighborhood. The company covers the entire Carquinez Heights area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Carquinez Heights.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Carquinez Heights. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 4 different maximum speeds throughout Carquinez Heights. The fastest plan anyone in Carquinez Heights can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the neighborhood-wide average maximum speed for Carquinez Heights customers is up to 77 Mbps.
Show all download speeds
- 41.1% up to 100.0 Mbps
- 33.7% up to 75.0 Mbps
- 18.4% up to 50.0 Mbps
- 6.9% up to 25.0 Mbps
EarthLink DSL upload speeds
In Carquinez Heights download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the fastest compared to other Carquinez Heights DSL providers. EarthLink offers 3 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 20 Mbps. Some customers have slower plan choices, which only go up to 5.0 Mbps. On average, EarthLink customers can get speeds up to 17 Mbps.
Show all upload speeds
- 74.7% up to 20.0 Mbps
- 18.4% up to 10.0 Mbps
- 6.9% up to 5.0 Mbps
Carquinez Heights DSL 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 DSL internet in Carquinez Heights compare to the rest of Vallejo?
DSL internet speeds in Carquinez Heights are much faster versus the average speeds in Vallejo: 0.00 Mbps in Vallejo versus 77 Mbps in the neighborhood. The city has similar DSL availability compared to the neighborhood. Average DSL coverage in Vallejo is 0.00% versus 89.96% in Carquinez Heights.
What zip codes have DSL internet?
DSL 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 DSL 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 DSL coverage, faster speeds
- Harry Floyd Terrace, Vallejo, CA: less DSL coverage, faster speeds
- Chabot Terrace, Vallejo, CA: more DSL coverage, faster speeds
- Flosden, Vallejo, CA: less DSL coverage, faster speeds
- Tara Hills, San Pablo, CA: less DSL coverage, slower speeds
- Fairmede-Hilltop, San Pablo, CA: less DSL coverage, faster speeds
- East Richmond, Richmond, CA: less DSL coverage, slower speeds
- North and East, Richmond, CA: less DSL coverage, slower speeds
- Pacheco-Martinez, Martinez, CA: less DSL coverage, faster speeds
- Belding Woods, Richmond, CA: less DSL coverage, slower speeds
Neighborhoods with Similar Populations
- Carondelet, St. Louis, MO: less DSL coverage, faster speeds
- Downtown Normal, Normal, IL: less DSL coverage, slower speeds
- Agua Fria, El Mirage, AZ: more DSL coverage, faster speeds
- Downtown Oakdale, Oakdale, CA: more DSL coverage, slower speeds
- Far North Dallas-Justin, Justin, TX: less DSL coverage, faster speeds
- Finney, Grosse Pointe, MI: less DSL coverage, slower speeds
- Gresham-Kelly Creek, Gresham, OR: less DSL coverage, slower speeds
- Oak Forest, Charlotte, NC: less DSL coverage, slower speeds
- Royal Poinciana, Hollywood, FL: more DSL coverage, slower speeds
- Southeast Redmond, Redmond, WA: more DSL coverage, slower speeds