In Redwood City there are 6 residential Fiber providers covering 83.36% of the city. The average home can get speeds up to 7,486 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 Redwood City, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in Redwood City, CA please click below.
Redwood City, CA Availability Maps
Fiber Internet Service Providers in Redwood City
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 Redwood City are not shown.
Redwood City 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 Redwood City is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 83.36% of Redwood City. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Sonic. Call one of the companies with service in Redwood City above to see who has service at your home.
How fast is fiber internet in Redwood City?
The map below shows maximum fiber internet speeds by area in Redwood City.
Fiber Internet Speed Key
The average Redwood City home can get up to 7,486 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 10,000 Mbps, which 44.21% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 1.76% 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 Redwood City.
Fiber internet speeds tend to be faster in the east parts of Redwood City, and slower in the southwest areas of the city.
Is fiber the fastest internet I can get in Redwood City?
The fastest internet for you may vary based on where in Redwood City you live. In general, cable competes most often with fiber in the city.
- Fiber is the fastest internet type for 80.65% of Redwood City homes.
- Cable is fastest for 19.09% 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 Redwood City homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Redwood City, along with details on where in Redwood City and at what speeds.
EarthLink Fiber in Redwood City, CA
EarthLink fiber coverage
About 76.22%, or 70,413 people, have EarthLink fiber internet available to them in the city. The company covers the entire Redwood City area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Redwood City.
EarthLink fiber download speeds
EarthLink is above average when comparing download speeds to all other internet providers in Redwood City. Versus other fiber providers in the area, EarthLink fiber is below average. There are 2 different maximum speeds throughout Redwood City. The fastest plan anyone in Redwood City 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 Redwood City customers is up to 4,673 Mbps.
Show all download speeds
- 91.8% up to 5,000.0 Mbps
- 8.2% up to 1,000.0 Mbps
EarthLink fiber upload speeds
In Redwood City download speeds tend to be equal to than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is above average where upload speeds are concerned, and below average compared to other Redwood City 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 Redwood City 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 4,673 Mbps.
Show all upload speeds
- 91.8% up to 5,000.0 Mbps
- 8.2% up to 1,000.0 Mbps
AT&T Fiber in Redwood City, CA
AT&T fiber coverage
About 76.22%, or 70,413 people, have AT&T fiber internet available to them in the city. The company covers the entire Redwood City area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Redwood City.
AT&T fiber download speeds
AT&T is above average when comparing download speeds to all other internet providers in Redwood City. Versus other fiber providers in the area, AT&T fiber is below average. There are 2 different maximum speeds throughout Redwood City. The fastest plan anyone in Redwood City 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 Redwood City customers is up to 4,673 Mbps.
Show all download speeds
- 91.8% up to 5,000.0 Mbps
- 8.2% up to 1,000.0 Mbps
AT&T fiber upload speeds
In Redwood City download speeds tend to be equal to 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 Redwood City 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 Redwood City 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 4,673 Mbps.
Show all upload speeds
- 91.8% up to 5,000.0 Mbps
- 8.2% up to 1,000.0 Mbps
Sonic Fiber in Redwood City, CA
Sonic fiber coverage
About 42.40%, or 39,169 people, have Sonic fiber internet available to them in the city. The company covers the east, central, north, northeast, southeast, west, northwest, and south Redwood City area. Sonic is a large internet service provider internet service providers in the US, with internet service available in some of Redwood City.
Sonic fiber download speeds
Sonic is above average when comparing download speeds to all other internet providers in Redwood City. Versus other fiber providers in the area, Sonic fiber is above average. There are 2 different maximum speeds throughout Redwood City. The fastest plan anyone in Redwood City can order from Sonic goes up to 10,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the city-wide average maximum speed for Redwood City customers is up to 9,985 Mbps.
Show all download speeds
- 99.8% up to 10,000.0 Mbps
- 0.2% up to 1,000.0 Mbps
Sonic fiber upload speeds
In Redwood City 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 above average compared to other Redwood City fiber providers. Sonic 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 Redwood City is up to 10,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, Sonic customers can get speeds up to 9,985 Mbps.
Show all upload speeds
- 99.8% up to 10,000.0 Mbps
- 0.2% up to 1,000.0 Mbps
XFINITY from Comcast Fiber in Redwood City, CA
XFINITY fiber coverage
About 4.01%, or 3,704 people, have XFINITY fiber internet available to them in the city. The company covers the northeast, east, southwest, and north Redwood City area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Redwood City.
XFINITY from Comcast fiber download speeds
XFINITY is below average when comparing download speeds to all other internet providers in Redwood City. Versus other fiber providers in the area, XFINITY fiber is below average. There are 2 different maximum speeds throughout Redwood City. The fastest plan anyone in Redwood City can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,200 Mbps, and the city-wide average maximum speed for Redwood City customers is up to 1,662 Mbps.
Show all download speeds
- 57.7% up to 2,000.0 Mbps
- 42.3% up to 1,200.0 Mbps
XFINITY from Comcast fiber upload speeds
In Redwood City download speeds tend to be faster than than upload speeds for XFINITY fiber. Compared to other ISPs, XFINITY is below average where upload speeds are concerned, and the slowest compared to other Redwood City fiber providers. XFINITY 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 Redwood City is up to 250 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, XFINITY customers can get speeds up to 159 Mbps.
Show all upload speeds
- 57.7% up to 250.0 Mbps
- 42.3% up to 35.0 Mbps
Astound Broadband Fiber in Redwood City, CA
Astound Broadband fiber coverage
About 2.82%, or 2,608 people, have Astound Broadband fiber internet available to them in the city. The company covers the east, northeast, north, and central Redwood City area. Astound Broadband is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Redwood City.
Astound Broadband fiber download speeds
Astound Broadband is below average when comparing download speeds to all other internet providers in Redwood City. Versus other fiber providers in the area, Astound Broadband fiber is the slowest. There are no different maximum speeds throughout Redwood City. The fastest plan anyone in Redwood City can order from Astound Broadband goes up to 1,500 Mbps, and all Redwood City customers can get this speed.
Show all download speeds
- 100.0% up to 1,500.0 Mbps
Astound Broadband fiber upload speeds
In Redwood City download speeds tend to be equal to than upload speeds for Astound Broadband fiber. Compared to other ISPs, Astound Broadband is below average where upload speeds are concerned, and below average compared to other Redwood City fiber providers. Astound Broadband offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Redwood City is up to 1,500 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,500.0 Mbps
Atherton Fiber Fiber in Redwood City, CA
Atherton Fiber fiber coverage
About 2.22%, or 2,047 people, have Atherton Fiber fiber internet available to them in the city. The company covers the southeast Redwood City area. Atherton Fiber is an average-sized internet service provider internet service providers in the US, with internet service available in a very small piece of Redwood City.
Atherton Fiber fiber download speeds
Atherton Fiber is the fastest when comparing download speeds to all other internet providers in Redwood City. Versus other fiber providers in the area, Atherton Fiber fiber is the fastest. There are no different maximum speeds throughout Redwood City. The fastest plan anyone in Redwood City can order from Atherton Fiber goes up to 10,000 Mbps, and all Redwood City customers can get this speed.
Show all download speeds
- 100.0% up to 10,000.0 Mbps
Atherton Fiber fiber upload speeds
In Redwood City download speeds tend to be equal to than upload speeds for Atherton Fiber fiber. Compared to other ISPs, Atherton Fiber is the fastest where upload speeds are concerned, and the fastest compared to other Redwood City fiber providers. Atherton Fiber offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Redwood City is up to 10,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10,000.0 Mbps
Redwood City Fiber by Area
This information is most helpful to those looking for homes or considering moving to Redwood City or any of the areas nearby.
How does fiber internet in Redwood City compare to the rest of California?
Fiber internet speeds in Redwood City are much faster versus the average speeds in California: 0.00 Mbps in California versus 7,486 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in California is 0.00% versus 83.36% in Redwood City.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Redwood City 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
- North Fair Oaks, CA: more fiber coverage, faster speeds
- San Carlos, CA: more fiber coverage, slower speeds
- Atherton, CA: more fiber coverage, faster speeds
- Menlo Park, CA: more fiber coverage, slower speeds
- Woodside, CA: less fiber coverage, slower speeds
- Belmont, CA: more fiber coverage, faster speeds
- Foster City, CA: less fiber coverage, slower speeds
- East Palo Alto, CA: less fiber coverage, slower speeds
- Stanford, CA: less fiber coverage, slower speeds
- Palo Alto, CA: less fiber coverage, slower speeds
Cities with Similar Populations
- Newark, DE: more fiber coverage, slower speeds
- North Port, FL: less fiber coverage, slower speeds
- North Las Vegas, NV: less fiber coverage, slower speeds
- Norristown, PA: more fiber coverage, slower speeds
- New Orleans, LA: less fiber coverage, slower speeds
- North Hollywood, CA: less fiber coverage, slower speeds
- Newark, NJ: more fiber coverage, faster speeds
- North Hills, CA: more fiber coverage, slower speeds
- New Port Richey, FL: more fiber coverage, slower speeds
- Noblesville, IN: more fiber coverage, slower speeds