Best Internet Providers in Centennial, Redwood City, CA
All 10 providers, ranked by coverage, speed and customer ratings
Find internet availability by address in Centennial, Redwood City, CA
Centennial has 10 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, DSL, and Fixed Wireless internet are available in the neighborhood. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Centennial.
The Best Internet in Centennial, Redwood City, CA at a Glance
Centennial Internet Providers, Ranked by Coverage, Speed and Customer Ratings
XFINITY
Connection
Customer Rating
Fiber
Cable
EarthLink
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
AT&T
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
Astound Broadband
Connection
Customer Rating
Fiber
Cable
DSL
Providers with less than 1% coverage in this neighborhood are excluded from the list. To see if one of these providers is available at your home, please use the address search above.
Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local Centennial ratings may vary and are shown below.
Who is the Best Internet Provider in Centennial, Redwood City, CA?
Sonic is the best internet provider in Centennial based on California customer satisfaction ratings and reviews. Based on our extensive and unbiased survey, Sonic had the best reviews at the local, state, and national levels versus all available providers in Centennial, making it a solid recommendation among providers with reviews. Sonic is an option for 45.40% of the neighborhood.
Which Providers are Available at my Home in Centennial?
Coverage changes block by block. Pick a provider and a technology to see where its service reaches: the darker the area, the larger the share of homes it covers. For your exact address, use the address search above.
Coverage map for each provider in Centennial, Redwood City
- Sonic - fiber coverage map
- AT&T - fiber coverage map
- EarthLink - fiber coverage map
- XFINITY - cable coverage map
- Astound Broadband - cable coverage map
- Astound Broadband - fiber coverage map
- XFINITY - fiber coverage map
- GeoLinks - fixed wireless coverage map
- Verizon - fixed wireless coverage map
- Etheric Networks - fixed wireless coverage map
- Astound Broadband - dsl coverage map
- T-Mobile Home Internet - fixed wireless coverage map
- AT&T - fixed wireless coverage map
- EarthLink - fixed wireless coverage map
- AT&T - dsl coverage map
- EarthLink - dsl coverage map
- Sail Internet - fiber coverage map
How Centennial Compares to the Rest of Redwood City
Fiber reaches 74.0% of homes in Centennial, against 85.0% across Redwood City and 84.9% across San Mateo County. Households in Centennial are smaller than the US average (2.1 people against 2.7); 30% of workers work from home (US 15%); and the median household income is $175,116 (US $93,246).
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Fiber, 5G, Cable and DSL Internet in Centennial
Which Fiber Internet Providers are Available in Centennial?
EarthLink Fiber in Centennial, Redwood City, CA
Availability:
66.3%
Customer Rating:
(6)
Avg. Download Speed
4,359 Mbps
EarthLink offers Fiber service to 66.3% of Centennial homes. Across the neighborhood, EarthLink Fiber has speeds up to 4,359 Mbps, with speeds from 1,000 Mpbs up to 5,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for EarthLink Fiber. EarthLink Fiber is rated about the same as other types of internet service available in Centennial from EarthLink in terms of customer satisfaction.
AT&T Fiber in Centennial, Redwood City, CA
Availability:
66.3%
Customer Rating:
(542)
Avg. Download Speed
4,359 Mbps
AT&T offers Fiber service to 66.3% of Centennial homes. Across the neighborhood, AT&T Fiber has speeds up to 4,359 Mbps, with speeds from 1,000 Mpbs up to 5,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for AT&T Fiber. AT&T Fiber is rated lower than other types of internet service available in Centennial from AT&T in terms of customer satisfaction.
Sonic Fiber in Centennial, Redwood City, CA
Availability:
45.4%
Customer Rating:
(14)
Avg. Download Speed
10,000 Mbps
Sonic offers Fiber service to 45.4% of Centennial homes. Across the neighborhood, Sonic Fiber is the only type of service available from the company, with speeds up to 10,000 Mbps
Astound Broadband Fiber in Centennial, Redwood City, CA
Availability:
23.0%
Customer Rating:
(21)
Avg. Download Speed
1,500 Mbps
Astound Broadband offers Fiber service to 23.0% of Centennial homes. Across the neighborhood, Astound Broadband Fiber has speeds up to 1,500 Mbps
XFINITY Fiber in Centennial, Redwood City, CA
Availability:
14.5%
Customer Rating:
(300)
Avg. Download Speed
1,841 Mbps
XFINITY from Comcast offers Fiber service to 14.5% of Centennial homes. Across the neighborhood, XFINITY Fiber has speeds up to 1,841 Mbps, with speeds from 1,200 Mpbs up to 2,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 35 and as high as 2,000, with an average of 480 Mbps throughout the neighborhood. XFINITY Fiber is rated about the same as other types of internet service available in Centennial from XFINITY in terms of customer satisfaction.
Sail Internet Fiber in Centennial, Redwood City, CA
Availability:
2.3%
Customer Rating:
(0)
Avg. Download Speed
1,000 Mbps
Sail Internet offers Fiber service to 2.3% of Centennial homes. Across the neighborhood, Sail Internet Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
Which Fixed Wireless and LTE Internet Providers are Available in Centennial?
T-Mobile Home Internet Fixed Wireless in Centennial, Redwood City, CA
Availability:
89.3%
Customer Rating:
(342)
Avg. Download Speed
69 Mbps
T-Mobile Home Internet offers Fixed Wireless service to 89.3% of Centennial homes. Across the neighborhood, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 69 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 13 Mbps throughout the neighborhood.
Verizon Fixed Wireless in Centennial, Redwood City, CA
Availability:
83.5%
Customer Rating:
(362)
Avg. Download Speed
266 Mbps
Verizon offers Fixed Wireless service to 83.5% of Centennial homes. Across the neighborhood, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 266 Mbps, with speeds from 25 Mpbs up to 300 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 6.0 and as high as 20, with an average of 18 Mbps throughout the neighborhood.
Etheric Networks Fixed Wireless in Centennial, Redwood City, CA
Availability:
77.6%
Customer Rating:
(0)
Avg. Download Speed
250 Mbps
Etheric Networks offers Fixed Wireless service to 77.6% of Centennial homes. Across the neighborhood, Etheric Networks Fixed Wireless is the only type of service available from the company, with speeds up to 250 Mbps
EarthLink Fixed Wireless in Centennial, Redwood City, CA
Availability:
71.4%
Customer Rating:
(4)
Avg. Download Speed
68 Mbps
EarthLink offers Fixed Wireless service to 71.4% of Centennial homes. Across the neighborhood, EarthLink Fixed Wireless has speeds up to 68 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 13 Mbps throughout the neighborhood.
AT&T Fixed Wireless in Centennial, Redwood City, CA
Availability:
71.4%
Customer Rating:
(205)
Avg. Download Speed
68 Mbps
AT&T offers Fixed Wireless service to 71.4% of Centennial homes. Across the neighborhood, AT&T Fixed Wireless has speeds up to 68 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 13 Mbps throughout the neighborhood.
GeoLinks Fixed Wireless in Centennial, Redwood City, CA
Availability:
39.0%
Customer Rating:
(0)
Avg. Download Speed
656 Mbps
GeoLinks offers Fixed Wireless service to 39.0% of Centennial homes. Across the neighborhood, GeoLinks Fixed Wireless is the only type of service available from the company, with speeds up to 656 Mbps, with speeds from 200 Mpbs up to 1,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for GeoLinks Fixed Wireless.
Which Cable Internet Providers are Available in Centennial?
XFINITY Cable in Centennial, Redwood City, CA
Availability:
100.0%
Customer Rating:
(2077)
Avg. Download Speed
1,968 Mbps
XFINITY from Comcast offers Cable service to 100.0% of Centennial homes. Across the neighborhood, XFINITY Cable has speeds up to 1,968 Mbps, with speeds from 1,200 Mpbs up to 2,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 35 and as high as 2,000, with an average of 274 Mbps throughout the neighborhood. XFINITY Cable is rated the same as other types of internet service available in Centennial from XFINITY in terms of customer satisfaction.
Astound Broadband Cable in Centennial, Redwood City, CA
Availability:
67.4%
Customer Rating:
(97)
Avg. Download Speed
1,500 Mbps
Astound Broadband offers Cable service to 67.4% of Centennial homes. Across the neighborhood, Astound Broadband Cable has speeds up to 1,500 Mbps
Which DSL Internet Providers are Available in Centennial?
EarthLink DSL in Centennial, Redwood City, CA
Availability:
87.4%
Customer Rating:
(5)
Avg. Download Speed
45 Mbps
EarthLink offers DSL service to 87.4% of Centennial homes. Across the neighborhood, EarthLink DSL has speeds up to 45 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 20, with an average of 8.6 Mbps throughout the neighborhood. EarthLink DSL is rated higher than other types of internet service available in Centennial from EarthLink in terms of customer satisfaction.
AT&T DSL in Centennial, Redwood City, CA
Availability:
87.4%
Customer Rating:
(304)
Avg. Download Speed
45 Mbps
AT&T offers DSL service to 87.4% of Centennial homes. Across the neighborhood, AT&T DSL has speeds up to 45 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 20, with an average of 8.6 Mbps throughout the neighborhood. AT&T DSL is rated about the same as other types of internet service available in Centennial from AT&T in terms of customer satisfaction.
Astound Broadband DSL in Centennial, Redwood City, CA
Availability:
12.0%
Customer Rating:
(3)
Avg. Download Speed
1,000 Mbps
Astound Broadband offers DSL service to 12.0% of Centennial homes. Across the neighborhood, Astound Broadband DSL has speeds up to 1,000 Mbps
How Centennial Compares to Its Neighbors
The 10 neighborhoods nearest to Centennial that have their own pages are all within 4 miles. Among them, Fair Oaks (North Fair Oaks) has the most homes with fiber (100.0%) and Farm Hills the fewest (80.7%); Centennial has 74.0%.
| Place | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| Centennial (this page) | 6,912 | 74.0% | 6,158 Mbps | 10 | B+ | 78/100 |
| Roosevelt-San Francisco | 9,061 | 99.9% | 7,782 Mbps | 9.9 | A+ | 88/100 |
| Emerald Lake Hills | 6,341 | 98.0% | 4,952 Mbps | 8.1 | A- | 94/100 |
| Belle Haven (Menlo Park) | 5,371 | 91.4% | 4,748 Mbps | 10 | A- | 85/100 |
| Fair Oaks (North Fair Oaks) | 5,263 | 100.0% | 8,508 Mbps | 10 | A+ | 86/100 |
| Staumbaugh Heller | 5,191 | 96.9% | 8,037 Mbps | 10 | A | 56/100 |
| Farm Hills | 4,771 | 80.7% | 4,432 Mbps | 8.6 | B+ | 94/100 |
| Friendly Acres | 4,731 | 99.3% | 9,975 Mbps | 10.9 | A+ | 88/100 |
| Redwood Village | 4,135 | 85.0% | 8,705 Mbps | 9.7 | A- | 63/100 |
| Downtown Menlo Park (Menlo Park) | 3,623 | 100.0% | 9,983 Mbps | 12.7 | A+ | 58/100 |
| West Atherton (Atherton) | 3,121 | 81.3% | 7,678 Mbps | 8.7 | A- | 88/100 |
Who is the Fastest Internet Provider in Centennial?
Based on both FCC data and unbiased customer ratings, the fastest internet in the neighborhood comes from Sonic.
Data Reported to FCC by ISPs: Average Maximum Available in Centennial
| Sonic | 10,000 |
|---|---|
| AT&T | 5,000 |
| EarthLink | 5,000 |
| XFINITY from Comcast | 2,000 |
| Astound Broadband | 1,500 |
| GeoLinks | 1,000 |
| Sail Internet | 1,000 |
| Verizon | 300 |
| Etheric Networks | 250 |
| Viasat | 100 |
| T-Mobile Home Internet | 100 |
| HughesNet | 25 |
How fast is your internet?
Test your connection here and see it next to the speeds providers advertise in Centennial. It takes about 20 seconds and, on a fast line, can move a few hundred MB of data.
Customer Ratings for Centennial Internet Providers
Based on 418 reviews from California internet customers, Sonic is the best internet service provider for Centennial residents. Sonic was rated at an average of 4.43 out of 5 in our report for overall customer satisfaction. T-Mobile Home Internet wins for second-place in California, with 4.11 out of 5 stars and 89.3% coverage in Centennial.
At a national level, based on 4739 national reviews for any of the providers listed above, Sonic is rated higher than any other provider, with a rating of 4.43 out of 5.
Local, State, and National Ratings for all Centennial Internet Providers
The table below shows average customer ratings from customers in Centennial, California, and customers throughout the country.
| ISP / Tech Type | Centennial Overall | California Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| Sonic | (0) | (14) | (14) | View Plans | ||
| T-Mobile Home Internet | (0) | (27) | (342) | View Plans | ||
| Verizon | (0) | (28) | (816) | View Plans | ||
| HughesNet | (0) | (1) | (25) | View Plans | ||
| Viasat | (0) | (1) |  (12) | View Plans | ||
| XFINITY | (0) | (211) | (2379) | View Plans | ||
| EarthLink | (0) | (2) | (15) | View Plans | ||
| Astound Broadband | (0) | (17) | (122) | View Plans | ||
| AT&T | (0) | (119) | (1051) | View Plans | ||
| Etheric Networks | (0) | (0) | (0) | View Plans | ||
| GeoLinks | (0) | (0) | (0) | View Plans | ||
| Sail Internet | (0) | (0) | (0) | View Plans |
Customer Ratings for Internet Provider Speeds in Centennial
Based on data reported by Centennial ISPs to the FCC, the fastest speeds in the neighborhood are available through Sonic. The company offers speeds up to 10,000 Mbps in Centennial. Therefore, the average customer can get up to 10,000 Mbps if they’re willing to purchase the fastest subscription tier available at their homes.
Additionally, actual customers rated their satisfaction with internet speed highest with Sonic. This indicates Sonic reliably delivers speeds expected by the customer based on the plan they are paying for.
| ISP / Tech Type | Centennial Speed | California Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| Sonic | (0) | (14) | (14) | View Plans | ||
| T-Mobile Home Internet | (0) | (27) | (342) | View Plans | ||
| XFINITY | (0) | (211) | (2379) | View Plans | ||
| Verizon | (0) | (28) | (816) | View Plans | ||
| Astound Broadband | (0) | (17) | (122) | View Plans | ||
| HughesNet | (0) |  (1) | (25) | View Plans | ||
| Viasat | (0) |  (1) | (12) | View Plans | ||
| AT&T | (0) | (119) | (1051) | View Plans | ||
| EarthLink | (0) | (2) | (15) | View Plans | ||
| Etheric Networks | (0) | (0) | (0) | View Plans | ||
| GeoLinks | (0) | (0) | (0) | View Plans | ||
| Sail Internet | (0) | (0) | (0) | View Plans |
Who is the Cheapest Internet Provider in Centennial?
Of the providers in Centennial, customers rate T-Mobile Home Internet the best for price. Data comes from customers rating their satisfaction with pricing: in Centennial where enough of them have reviewed a provider, otherwise across California or the country. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
T-Mobile Home Internet is rated 4.26 out of 5 for price, which is higher than the average across all internet providers in the country. Sonic is rated second for affordability, with an average price rating of 4.14 out of 5.
The table below shows how customers in Centennial, California, and the United States rated the affordability of their internet service.
Rated Affordability in Centennial
| ISP / Tech Type | Centennial Affordability | California Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (27) | (342) | View Plans | ||
| Sonic | (0) | (14) | (14) | View Plans | ||
| Verizon | (0) | (28) | (816) | View Plans | ||
| HughesNet | (0) | (1) | (25) | View Plans | ||
| Viasat | (0) | (1) | (12) | View Plans | ||
| EarthLink | (0) | (2) | (15) | View Plans | ||
| AT&T | (0) | (119) | (1051) | View Plans | ||
| Astound Broadband | (0) | (17) | (122) | View Plans | ||
| XFINITY | (0) | (211) | (2379) | View Plans | ||
| Etheric Networks | (0) | (0) | (0) | View Plans | ||
| GeoLinks | (0) | (0) | (0) | View Plans | ||
| Sail Internet | (0) | (0) | (0) | View Plans |
Customer Reviews for Internet Service Providers in California
Customer Reviews
Steve
ting Fiber
November 13, 2026 Slow, 1/10th the speed they advertised
Robert
Verizon Fixed Wireless
November 10, 2026 Was cut off with .out notice due to upgrade and was not provided connection to upgrade from the same location (tower). Causing further problems in service and added cost.
ISPReports User
AT&T DSL
November 08, 2026 Lousy
ISPReports User
Fidium
November 08, 2026 Vernice
Frontier Fiber
November 01, 2026 Horrible this is horrible. My internet has been down for two days in a half. Never again
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Which ISP Should You Choose in Centennial?
The right ISP for you depends upon your needs, but in general we can make the following suggestions:
- The best all-around internet service provider in Centennial is Sonic.
- The fastest internet provider should be Sonic. Considering speed for the money and reliability in speeds, Sonic may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Centennial is T-Mobile Home Internet.
- XFINITY from Comcast, Viasat, and HughesNet has the broadest coverage in Centennial, available to 100.0% of homes, and is most likely to cover your home. To find out exactly what’s available at your home, please use our address search tool.