In California there are 5 residential Fiber providers covering 36.74% of the state. The average home can get speeds up to 703 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 California
To avoid wasting your time, providers with less than 1% coverage in California are not shown.
California 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 California is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 36.74% of California. 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 California above to see who has service at your home.
How fast is fiber internet in California?
The map below shows maximum fiber internet speeds by area in California.
Fiber Internet Speed Key
The average California home can get up to 703 Mbps on their fiber internet plan. The fastest fiber download speed in the state is 10,000 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, less than 1% of homes can only purchase plans up to 1.0 Mbps. See the internet provider details below for info about their speed and coverage in California.
Fiber internet speeds tend to be faster in the west parts of California, and slower in the east areas of the state.
Is fiber the fastest internet I can get in California?
The fastest internet for you may vary based on where in California you live. In general, cable competes most often with fiber in the state.
- Fiber is the fastest internet type for 22.29% of California homes.
- Cable is fastest for 72.24% of the state.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 4.43%.
- Satellite internet may be the only option for less than 1% of California homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in California, along with details on where in California and at what speeds.
AT&T Fiber in California
AT&T fiber coverage
About 18.64%, or 6,944,522 people, have AT&T fiber internet available to them in the state. The company covers the entire California 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 California.
AT&T fiber download speeds
AT&T is above average when comparing download speeds to all other internet providers in California. Versus other fiber providers in the area, AT&T fiber is below average. There are 4 different maximum speeds throughout California. The fastest plan anyone in California can order from AT&T goes up to 1,000 Mbps, the slowest package only goes up to 18 Mbps, and the state-wide average maximum speed for California customers is up to 999 Mbps.
Show all download speeds
- 99.9% up to 1,000.0 Mbps
- 0.0% up to 500.0 Mbps
- 0.1% up to 75.0 Mbps
- 0.1% up to 18.0 Mbps
AT&T fiber upload speeds
In California 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 below average compared to other California fiber providers. AT&T offers 4 different upload speeds across the state, so your internet plan's upload speed may vary by neighborhood. The fastest upload speed available to anyone from this ISP in California 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 999 Mbps.
Show all upload speeds
- 99.9% up to 1,000.0 Mbps
- 0.0% up to 100.0 Mbps
- 0.1% up to 8.0 Mbps
- 0.1% up to 1.5 Mbps
Frontier Communications Fiber in California
Frontier fiber coverage
About 14.24%, or 5,303,138 people, have Frontier fiber internet available to them in the state. The company covers the entire California area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of California.
Frontier Communications fiber download speeds
Frontier is below average when comparing download speeds to all other internet providers in California. Versus other fiber providers in the area, Frontier fiber is below average. There are no different maximum speeds throughout California. The fastest plan anyone in California can order from Frontier goes up to 115 Mbps, and all California customers can get this speed.
Show all download speeds
- 100.0% up to 115.0 Mbps
Frontier Communications fiber upload speeds
In California download speeds tend to be than upload speeds for Frontier fiber. Compared to other ISPs, Frontier is below average where upload speeds are concerned, and below average compared to other California fiber providers. Frontier offers no different upload speeds across the state. The fastest upload speed available to anyone from this ISP in California is up to 115 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 115.0 Mbps
sonic Fiber in California
sonic fiber coverage
About 2.00%, or 744,929 people, have sonic fiber internet available to them in the state. The company covers the northwest, west, and southeast California area. sonic is a large internet service provider internet service providers in the US, with internet service available in a very small piece of California.
sonic fiber download speeds
sonic is above average when comparing download speeds to all other internet providers in California. Versus other fiber providers in the area, sonic fiber is above average. There are no different maximum speeds throughout California. The fastest plan anyone in California can order from sonic goes up to 2,000 Mbps, and all California customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
sonic fiber upload speeds
In California download speeds tend to be than upload speeds for sonic fiber. Compared to other ISPs, sonic is above average where upload speeds are concerned, and below average compared to other California fiber providers. sonic offers no different upload speeds across the state. The fastest upload speed available to anyone from this ISP in California is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
uia Fiber in California
uia fiber coverage
About 1.41%, or 523,958 people, have uia fiber internet available to them in the state. The company covers the southeast and east California area. uia is a large internet service provider internet service providers in the US, with internet service available in a very small piece of California.
uia fiber download speeds
uia is above average when comparing download speeds to all other internet providers in California. Versus other fiber providers in the area, uia fiber is below average. There are no different maximum speeds throughout California. The fastest plan anyone in California can order from uia goes up to 1,000 Mbps, and all California customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
uia fiber upload speeds
In California download speeds tend to be than upload speeds for uia fiber. Compared to other ISPs, uia is above average where upload speeds are concerned, and below average compared to other California fiber providers. uia offers no different upload speeds across the state. The fastest upload speed available to anyone from this ISP in California is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Consolidated Communications Fiber in California
Consolidated fiber coverage
About 1.13%, or 420,845 people, have Consolidated fiber internet available to them in the state. The company covers the northwest and north California area. Consolidated is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of California.
Consolidated Communications fiber download speeds
Consolidated is below average when comparing download speeds to all other internet providers in California. Versus other fiber providers in the area, Consolidated fiber is below average. There are 11 different maximum speeds throughout California. The fastest plan anyone in California can order from Consolidated goes up to 1,000 Mbps, the slowest package only goes up to 1.0 Mbps, and the state-wide average maximum speed for California customers is up to 124 Mbps.
Show all download speeds
- 5.4% up to 1,000.0 Mbps
- 63.2% up to 100.0 Mbps
- 4.0% up to 50.0 Mbps
- 9.3% up to 30.0 Mbps
- 9.4% up to 18.0 Mbps
- 0.0% up to 15.0 Mbps
- 0.0% up to 10.0 Mbps
- 0.0% up to 6.0 Mbps
- 1.7% up to 5.0 Mbps
- 0.0% up to 3.0 Mbps
- 7.0% up to 1.0 Mbps
Consolidated Communications fiber upload speeds
In California download speeds tend to be than upload speeds for Consolidated fiber. Compared to other ISPs, Consolidated is below average where upload speeds are concerned, and below average compared to other California fiber providers. Consolidated offers 9 different upload speeds across the state, so your internet plan's upload speed may vary by neighborhood. The fastest upload speed available to anyone from this ISP in California is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 0.77 Mbps. On average, Consolidated customers can get speeds up to 123 Mbps.
Show all upload speeds
- 5.4% up to 1,000.0 Mbps
- 63.2% up to 100.0 Mbps
- 4.0% up to 50.0 Mbps
- 9.3% up to 30.0 Mbps
- 9.4% up to 18.0 Mbps
- 1.7% up to 5.0 Mbps
- 0.0% up to 3.0 Mbps
- 0.1% up to 1.0 Mbps
- 7.0% up to 0.8 Mbps
California Fiber by Area
This information is most helpful to those looking for homes or considering moving to California or any of the areas nearby.
How does fiber internet in California compare to the rest of the United States?
Fiber internet speeds in California are comparable versus the average speeds in the United States: 936 Mbps in the United States versus 703 Mbps in the state. The nation has far less fiber availability compared to the state. Average fiber coverage in the United States is 89.84% versus 36.74% in California.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around California 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 states?
Below are states nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby States
- Nevada: less fiber coverage, faster speeds
- Arizona: less fiber coverage, faster speeds
- Utah: more fiber coverage, faster speeds
- Oregon: more fiber coverage, faster speeds
- Idaho: less fiber coverage, faster speeds
- New Mexico: less fiber coverage, faster speeds
- Washington: more fiber coverage, faster speeds
- Colorado: more fiber coverage, faster speeds
- Wyoming: less fiber coverage, faster speeds
- Montana: less fiber coverage, slower speeds
States with Similar Populations
- Texas: more fiber coverage, faster speeds
- Florida: more fiber coverage, faster speeds
- New York: more fiber coverage, faster speeds
- Illinois: less fiber coverage, faster speeds
- Pennsylvania: more fiber coverage, faster speeds
- Ohio: less fiber coverage, faster speeds
- Georgia: more fiber coverage, faster speeds
- North Carolina: more fiber coverage, faster speeds
- Michigan: less fiber coverage, faster speeds
- New Jersey: more fiber coverage, faster speeds