In Hillsborough there are 3 residential Fiber providers covering 70.53% of the city. The average home can get speeds up to 3,477 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 Hillsborough, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in Hillsborough, CA please click below.
Hillsborough, CA Availability Maps
Fiber Internet Service Providers in Hillsborough
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 Hillsborough are not shown.
Hillsborough 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 Hillsborough is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 70.53% of Hillsborough. 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 Hillsborough above to see who has service at your home.
How fast is fiber internet in Hillsborough?
The map below shows maximum fiber internet speeds by area in Hillsborough.
Fiber Internet Speed Key
The average Hillsborough home can get up to 3,477 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 5,000 Mbps, which 43.67% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 26.86% 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 Hillsborough.
Fiber internet speeds tend to be faster in the southeast parts of Hillsborough, and slower in the west areas of the city.
Is fiber the fastest internet I can get in Hillsborough?
The fastest internet for you may vary based on where in Hillsborough you live. In general, cable competes most often with fiber in the city.
- Fiber is the fastest internet type for 43.67% of Hillsborough homes.
- Cable is fastest for 56.18% 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 Hillsborough homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Hillsborough, along with details on where in Hillsborough and at what speeds.
EarthLink Fiber in Hillsborough, CA
EarthLink fiber coverage
About 64.07%, or 8,848 people, have EarthLink fiber internet available to them in the city. The company covers the northwest, southeast, east, south, central, northeast, north, and west Hillsborough area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Hillsborough.
EarthLink fiber download speeds
EarthLink is one of the fastest when comparing download speeds to all other internet providers in Hillsborough. Versus other fiber providers in the area, EarthLink fiber is one of the fastest. There are 2 different maximum speeds throughout Hillsborough. The fastest plan anyone in Hillsborough can order from EarthLink goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the city-wide average maximum speed for Hillsborough customers is up to 3,726 Mbps.
Show all download speeds
- 68.2% up to 5,000.0 Mbps
- 31.8% up to 1,000.0 Mbps
EarthLink fiber upload speeds
In Hillsborough 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 Hillsborough fiber providers. EarthLink 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 Hillsborough is up to 5,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, EarthLink customers can get speeds up to 3,726 Mbps.
Show all upload speeds
- 68.2% up to 5,000.0 Mbps
- 31.8% up to 1,000.0 Mbps
AT&T Fiber in Hillsborough, CA
AT&T fiber coverage
About 64.07%, or 8,848 people, have AT&T fiber internet available to them in the city. The company covers the northwest, southeast, east, south, central, northeast, north, and west Hillsborough 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 Hillsborough.
AT&T fiber download speeds
AT&T is one of the fastest when comparing download speeds to all other internet providers in Hillsborough. Versus other fiber providers in the area, AT&T fiber is one of the fastest. There are 2 different maximum speeds throughout Hillsborough. The fastest plan anyone in Hillsborough can order from AT&T goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the city-wide average maximum speed for Hillsborough customers is up to 3,726 Mbps.
Show all download speeds
- 68.2% up to 5,000.0 Mbps
- 31.8% up to 1,000.0 Mbps
AT&T fiber upload speeds
In Hillsborough 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 Hillsborough fiber providers. AT&T 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 Hillsborough is up to 5,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, AT&T customers can get speeds up to 3,726 Mbps.
Show all upload speeds
- 68.2% up to 5,000.0 Mbps
- 31.8% up to 1,000.0 Mbps
Sonic Fiber in Hillsborough, CA
Sonic fiber coverage
About 14.74%, or 2,035 people, have Sonic fiber internet available to them in the city. The company covers the north, northwest, central, northeast, and east Hillsborough area. Sonic is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Hillsborough.
Sonic fiber download speeds
Sonic is average when comparing download speeds to all other internet providers in Hillsborough. Versus other fiber providers in the area, Sonic fiber is the slowest. There are no different maximum speeds throughout Hillsborough. The fastest plan anyone in Hillsborough can order from Sonic goes up to 1,000 Mbps, and all Hillsborough customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Sonic fiber upload speeds
In Hillsborough download speeds tend to be equal to than upload speeds for Sonic fiber. Compared to other ISPs, Sonic is above average where upload speeds are concerned, and the slowest compared to other Hillsborough fiber providers. Sonic offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Hillsborough is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Hillsborough Fiber by Area
This information is most helpful to those looking for homes or considering moving to Hillsborough or any of the areas nearby.
How does fiber internet in Hillsborough compare to the rest of California?
Fiber internet speeds in Hillsborough are much faster versus the average speeds in California: 0.00 Mbps in California versus 3,477 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in California is 0.00% versus 70.53% in Hillsborough.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Hillsborough 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
- Burlingame, CA: more fiber coverage, slower speeds
- Highlands-Baywood Park, CA: more fiber coverage, faster speeds
- San Mateo, CA: more fiber coverage, faster speeds
- Millbrae, CA: more fiber coverage, faster speeds
- Belmont, CA: more fiber coverage, faster speeds
- Foster City, CA: less fiber coverage, faster speeds
- San Bruno, CA: more fiber coverage, faster speeds
- Millbrae Meadows, CA: more fiber coverage, slower speeds
- San Carlos, CA: more fiber coverage, faster speeds
- Pedro Valley, CA: more fiber coverage, faster speeds
Cities with Similar Populations
- Lake Geneva, WI: less fiber coverage, slower speeds
- Santaquin, UT: more fiber coverage, slower speeds
- Sandston, VA: more fiber coverage, slower speeds
- San Marino, CA: less fiber coverage, faster speeds
- Sabana Hoyos, PR: more fiber coverage, slower speeds
- Rogers, MN: less fiber coverage, slower speeds
- Lincolnwood, IL: less fiber coverage, faster speeds
- Laurel, DE: less fiber coverage, slower speeds
- Las Marias, PR: more fiber coverage, slower speeds
- Lantana, FL: less fiber coverage, faster speeds