In Cardiff By The Sea there are 3 residential Fiber providers covering 96.33% of the city. The average home can get speeds up to 3,506 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 Cardiff By The Sea, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in Cardiff By The Sea, CA please click below.
Cardiff By The Sea, CA Availability Maps
Fiber Internet Service Providers in Cardiff By The Sea
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 Cardiff By The Sea are not shown.
Cardiff By The Sea 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 Cardiff By The Sea is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 96.33% of Cardiff By The Sea. 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 Cardiff By The Sea above to see who has service at your home.
How fast is fiber internet in Cardiff By The Sea?
The map below shows maximum fiber internet speeds by area in Cardiff By The Sea.
Fiber Internet Speed Key
The average Cardiff By The Sea home can get up to 3,506 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 5,000 Mbps, which 60.35% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 35.99% 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 Cardiff By The Sea.
Fiber internet speeds tend to be faster in the south parts of Cardiff By The Sea, and slower in the northeast areas of the city.
Is fiber the fastest internet I can get in Cardiff By The Sea?
The fastest internet for you may vary based on where in Cardiff By The Sea you live. In general, cable competes most often with fiber in the city.
- Fiber is the fastest internet type for 65.87% of Cardiff By The Sea homes.
- Cable is fastest for 33.78% of the city.
- 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 Cardiff By The Sea homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Cardiff By The Sea, along with details on where in Cardiff By The Sea and at what speeds.
ting Fiber in Cardiff By The Sea, CA
ting fiber coverage
About 81.32%, or 9,362 people, have ting fiber internet available to them in the city. The company covers the northeast, east, northwest, southeast, north, west, central, and south Cardiff By The Sea area. ting is a large internet service provider internet service providers in the US, with internet service available in much of Cardiff By The Sea.
ting fiber download speeds
ting is below average when comparing download speeds to all other internet providers in Cardiff By The Sea. Versus other fiber providers in the area, ting fiber is the slowest. There are no different maximum speeds throughout Cardiff By The Sea. The fastest plan anyone in Cardiff By The Sea can order from ting goes up to 1,000 Mbps, and all Cardiff By The Sea customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
ting fiber upload speeds
In Cardiff By The Sea download speeds tend to be equal to than upload speeds for ting fiber. Compared to other ISPs, ting is below average where upload speeds are concerned, and the slowest compared to other Cardiff By The Sea fiber providers. ting offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Cardiff By The Sea 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 Cardiff By The Sea, CA
EarthLink fiber coverage
About 60.10%, or 6,919 people, have EarthLink fiber internet available to them in the city. The company covers the entire Cardiff By The Sea area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Cardiff By The Sea.
EarthLink fiber download speeds
EarthLink is one of the fastest when comparing download speeds to all other internet providers in Cardiff By The Sea. Versus other fiber providers in the area, EarthLink fiber is one of the fastest. There are no different maximum speeds throughout Cardiff By The Sea. The fastest plan anyone in Cardiff By The Sea can order from EarthLink goes up to 5,000 Mbps, and all Cardiff By The Sea customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
EarthLink fiber upload speeds
In Cardiff By The Sea download speeds tend to be equal to than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Cardiff By The Sea fiber providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Cardiff By The Sea is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
AT&T Fiber in Cardiff By The Sea, CA
AT&T fiber coverage
About 60.10%, or 6,919 people, have AT&T fiber internet available to them in the city. The company covers the entire Cardiff By The Sea area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Cardiff By The Sea.
AT&T fiber download speeds
AT&T is one of the fastest when comparing download speeds to all other internet providers in Cardiff By The Sea. Versus other fiber providers in the area, AT&T fiber is one of the fastest. There are no different maximum speeds throughout Cardiff By The Sea. The fastest plan anyone in Cardiff By The Sea can order from AT&T goes up to 5,000 Mbps, and all Cardiff By The Sea customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
AT&T fiber upload speeds
In Cardiff By The Sea download speeds tend to be equal to than upload speeds for AT&T fiber. Compared to other ISPs, AT&T is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Cardiff By The Sea fiber providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Cardiff By The Sea is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
Cardiff By The Sea Fiber by Area
This information is most helpful to those looking for homes or considering moving to Cardiff By The Sea or any of the areas nearby.
How does fiber internet in Cardiff By The Sea compare to the rest of California?
Fiber internet speeds in Cardiff By The Sea are much faster versus the average speeds in California: 0.00 Mbps in California versus 3,506 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in California is 0.00% versus 96.33% in Cardiff By The Sea.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Cardiff By The Sea 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
- Encinitas, CA: less fiber coverage, slower speeds
- Solana Beach, CA: more fiber coverage, faster speeds
- Rancho Santa Fe, CA: less fiber coverage, slower speeds
- Del Mar, CA: less fiber coverage, faster speeds
- Carlsbad, CA: less fiber coverage, slower speeds
- San Marcos, CA: less fiber coverage, faster speeds
- Sunny Vista, CA: less fiber coverage, faster speeds
- Vista, CA: less fiber coverage, faster speeds
- Escondido, CA: less fiber coverage, faster speeds
- Poway, CA: less fiber coverage, slower speeds
Cities with Similar Populations
- Wallingford, PA: more fiber coverage, slower speeds
- New Baltimore, VA: less fiber coverage, slower speeds
- Cedar Hills, UT: more fiber coverage, faster speeds
- Kenai, AK: less fiber coverage, slower speeds
- Campobello, SC: less fiber coverage, slower speeds
- Calimesa, CA: less fiber coverage, faster speeds
- Cahokia, IL: less fiber coverage, faster speeds
- Burkburnett, TX: less fiber coverage, slower speeds
- Brownsville, TN: less fiber coverage, slower speeds
- Walkersville, MD: less fiber coverage, faster speeds