In the San Diego metro area there are 2 residential Fiber providers covering 23.49% of the city. The average home can get speeds up to 998 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.
Fiber Internet Service Providers in San Diego
To avoid wasting your time, providers with less than 1% coverage in the San Diego metro 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.
HughesNet Satellite Internet
Where in the San Diego metro area is fiber internet available?


Fiber Internet Availability Key
Fiber is available in 23.49% of the San Diego metro area. 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 the San Diego metro area above to see who has service at your home.
How fast is fiber internet in the San Diego metro area?
The map below shows maximum fiber internet speeds by area in the San Diego metro area.


Fiber Internet Speed Key
The average San Diego home can get up to 998 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 1,000 Mbps, which 23.45% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 18 Mbps. See the internet provider details below for info about their speed and coverage in the San Diego metro area.
Fiber internet speeds tend to be faster in the west parts of the San Diego metro area, and slower in the east areas of the city.
Is fiber the fastest internet I can get in the San Diego metro area?
The fastest internet for you may vary based on where in the San Diego metro area you live. In general, cable competes most often with fiber in the city.
- Fiber is the fastest internet type for 23.44% of San Diego homes.
- Cable is fastest for 71.34% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 3.48%.
- Satellite internet may be the only option for 1.22% of San Diego homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in the San Diego metro area, along with details on where in the San Diego metro area and at what speeds.
AT&T Fiber in San Diego, CA



AT&T fiber coverage
About 19.98%, or 618,528 people, have AT&T fiber 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 a small portion of the San Diego metro area.
AT&T fiber download speeds
AT&T is above average when comparing download speeds to all other internet providers in the San Diego metro area. Versus other fiber providers in the area, AT&T fiber is above average. There are 3 different maximum speeds throughout the San Diego metro area. The fastest plan anyone in the San Diego metro area can order from AT&T goes up to 1,000 Mbps, the slowest package only goes up to 18 Mbps, and the city-wide average maximum speed for San Diego customers is up to 998 Mbps.
Show all download speeds
- 99.8% up to 1,000.0 Mbps
- 0.1% up to 75.0 Mbps
- 0.1% up to 18.0 Mbps
AT&T fiber upload speeds
In the San Diego metro area download speeds tend to be than upload speeds for AT&T fiber. Compared to other ISPs, AT&T is above average where upload speeds are concerned, and above average compared to other San Diego fiber providers. AT&T offers 3 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 metro area is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 1.5 Mbps. On average, AT&T customers can get speeds up to 998 Mbps.
Show all upload speeds
- 99.8% up to 1,000.0 Mbps
- 0.1% up to 8.0 Mbps
- 0.1% up to 1.5 Mbps
Cox Communications Fiber in San Diego, CA
Cox fiber coverage
About 4.17%, or 128,948 people, have Cox fiber internet available to them in the city. The company covers the entire San Diego area. Cox is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of the San Diego metro area.
Cox Communications fiber download speeds
Cox is one of the fastest when comparing download speeds to all other internet providers in the San Diego metro area. Versus other fiber providers in the area, Cox fiber is one of the fastest. There are no different maximum speeds throughout the San Diego metro area. The fastest plan anyone in the San Diego metro area can order from Cox goes up to 1,000 Mbps, and all San Diego customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Cox Communications fiber upload speeds
In the San Diego metro area download speeds tend to be than upload speeds for Cox fiber. Compared to other ISPs, Cox is above average where upload speeds are concerned, and below average compared to other San Diego fiber providers. Cox 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 the San Diego metro area is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, Cox customers can get speeds up to 923 Mbps.
Show all upload speeds
- 92.1% up to 1,000.0 Mbps
- 7.9% up to 35.0 Mbps
San Diego Fiber by Area
This information is most helpful to those looking for homes or considering moving to the San Diego metro area or any of the areas nearby.
How does fiber internet in the San Diego metro area compare to the rest of California?
Fiber internet speeds in the San Diego metro area are comparable versus the average speeds in California: 955 Mbps in California versus 998 Mbps in the city. The state has far less fiber availability compared to the city. Average fiber coverage in California is 95.44% versus 23.49% in the San Diego metro area.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around the San Diego metro area 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
- San Diego, CA: more fiber coverage, faster speeds
- Coronado, CA: less fiber coverage, faster speeds
- National City, CA: more fiber coverage, faster speeds
- Lemon Grove, CA: more fiber coverage, faster speeds
- La Mesa, CA: more fiber coverage, faster speeds
- La Presa, CA: more fiber coverage, faster speeds
- Bonita, CA: less fiber coverage, faster speeds
- Spring Valley, CA: more fiber coverage, faster speeds
- La Jolla, CA: less fiber coverage, faster speeds
- Casa de Oro-Mount Helix, CA: less fiber coverage, faster speeds
Cities with Similar Populations
- Denver Metro, CO: more fiber coverage, slower speeds
- Minneapolis Metro, MN: more fiber coverage, faster speeds
- Houston, TX: more fiber coverage, faster speeds
- Tampa Metro, FL: more fiber coverage, slower speeds
- Baltimore Metro, MD: more fiber coverage, slower speeds
- St. Louis Metro, MO: more fiber coverage, slower speeds
- Seattle Metro, WA: more fiber coverage, slower speeds
- Chicago, IL: more fiber coverage, faster speeds
- Brooklyn, NY: more fiber coverage, slower speeds
- Detroit Metro, MI: less fiber coverage, slower speeds