In the San Diego area there are 2 residential DSL providers covering 88.66% of the city. The average home can get speeds up to 85 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 San Diego, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in San Diego, CA please click below.
San Diego, CA Availability Maps
DSL Internet Service Providers in San Diego
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 the San Diego area are not shown.
San Diego 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 the San Diego area is DSL internet available?
DSL Internet Availability Key
DSL is available in 88.66% of the San Diego area. 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 the San Diego area above to see who has service at your home.
How fast is DSL internet in the San Diego area?
The map below shows maximum DSL internet speeds by area in the San Diego area.
DSL Internet Speed Key
The average San Diego home can get up to 85 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 200 Mbps, which less than 1% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 5.79% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in the San Diego area.
DSL internet speeds tend to be faster in the central parts of the San Diego area, and slower in the northeast areas of the city.
Is DSL the fastest internet I can get in the San Diego area?
The fastest internet for you may vary based on where in the San Diego area you live. In general, cable competes most often with DSL in the city.
- Fiber is the fastest internet type for 47.29% of San Diego homes.
- Cable is fastest for 47.53% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 2.15%.
- Satellite internet may be the only option for 2.92% of San Diego homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in the San Diego area, along with details on where in the San Diego area and at what speeds.
AT&T DSL in San Diego, CA
AT&T DSL coverage
About 88.66%, or 2,924,529 people, have AT&T DSL internet available to them in the city. The company covers the entire San Diego area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of the San Diego area.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in the San Diego area. Versus other DSL providers in the area, AT&T DSL is below average. There are 5 different maximum speeds throughout the San Diego area. The fastest plan anyone in the San Diego area can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for San Diego customers is up to 85 Mbps.
Show all download speeds
- 70.9% up to 100.0 Mbps
- 9.9% up to 75.0 Mbps
- 10.3% up to 50.0 Mbps
- 2.5% up to 25.0 Mbps
- 6.5% up to 10.0 Mbps
AT&T DSL upload speeds
In the San Diego area 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 below average compared to other San Diego DSL providers. AT&T offers 4 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 the San Diego area is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, AT&T customers can get speeds up to 17 Mbps.
Show all upload speeds
- 80.7% up to 20.0 Mbps
- 10.3% up to 10.0 Mbps
- 2.5% up to 5.0 Mbps
- 6.5% up to 1.0 Mbps
EarthLink DSL in San Diego, CA
EarthLink DSL coverage
About 88.66%, or 2,924,529 people, have EarthLink DSL internet available to them in the city. The company covers the entire San Diego area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of the San Diego area.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in the San Diego area. Versus other DSL providers in the area, EarthLink DSL is below average. There are 5 different maximum speeds throughout the San Diego area. The fastest plan anyone in the San Diego area can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for San Diego customers is up to 85 Mbps.
Show all download speeds
- 70.9% up to 100.0 Mbps
- 9.9% up to 75.0 Mbps
- 10.3% up to 50.0 Mbps
- 2.5% up to 25.0 Mbps
- 6.5% up to 10.0 Mbps
EarthLink DSL upload speeds
In the San Diego area 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 below average compared to other San Diego DSL providers. EarthLink offers 4 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 the San Diego area is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, EarthLink customers can get speeds up to 17 Mbps.
Show all upload speeds
- 80.7% up to 20.0 Mbps
- 10.3% up to 10.0 Mbps
- 2.5% up to 5.0 Mbps
- 6.5% up to 1.0 Mbps
San Diego DSL by Area
This information is most helpful to those looking for homes or considering moving to the San Diego area or any of the areas nearby.
How does DSL internet in the San Diego area compare to the rest of California?
DSL internet speeds in the San Diego area are much faster versus the average speeds in California: 0.00 Mbps in California versus 85 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in California is 0.00% versus 88.66% in the San Diego area.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around the San Diego area 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 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
- La Mesa, CA: more DSL coverage, faster speeds
- Lemon Grove, CA: more DSL coverage, slower speeds
- La Jolla, CA: less DSL coverage, faster speeds
- Coronado, CA: less DSL coverage, slower speeds
- National City, CA: more DSL coverage, slower speeds
- Santee, CA: more DSL coverage, slower speeds
- Casa de Oro-Mount Helix, CA: more DSL coverage, faster speeds
- Spring Valley, CA: less DSL coverage, faster speeds
- La Presa, CA: more DSL coverage, faster speeds
- Bostonia, CA: more DSL coverage, slower speeds
Cities with Similar Populations
- Denver, CO: less DSL coverage, faster speeds
- Tampa, FL: less DSL coverage, slower speeds
- Minneapolis, MN: less DSL coverage, slower speeds
- St. Louis, MO: less DSL coverage, slower speeds
- Orlando, FL: less DSL coverage, slower speeds
- Seattle, WA: less DSL coverage, faster speeds
- Charlotte, NC: less DSL coverage, slower speeds
- San Antonio, TX: less DSL coverage, slower speeds
- Portland, OR: less DSL coverage, slower speeds
- Detroit, MI: less DSL coverage, slower speeds