Best Internet Providers in El Sobrante, CA
All 7 providers, ranked by coverage, speed and customer ratings
Find internet availability by address in El Sobrante, CA
El Sobrante has 7 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 city. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in El Sobrante.
Ranks compare El Sobrante with the 1,383 US suburban and regional cities (25,000 to 49,999 people), the tiers of our fastest-cities rankings.
The Best Internet in El Sobrante, CA at a Glance
El Sobrante Internet Providers, Ranked by Coverage, Speed and Customer Ratings
XFINITY
Connection
Customer Rating
Cable
EarthLink
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
AT&T
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
Sonic
Connection
Customer Rating
Fiber
Providers with less than 1% coverage in this city 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 El Sobrante ratings may vary and are shown below.
Who is the Best Internet Provider in El Sobrante, CA?
Sonic is the best internet provider in El Sobrante 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 El Sobrante, making it a solid recommendation among providers with reviews. Unfortunately, Sonic is an option for 39.29% of the city.
Which Providers are Available at my Home in El Sobrante?
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 El Sobrante
- Sonic - fiber coverage map
- AT&T - fiber coverage map
- EarthLink - fiber coverage map
- XFINITY - cable coverage map
- Unwired - fixed wireless coverage map
- Verizon - fixed wireless coverage map
- T-Mobile Home Internet - fixed wireless coverage map
- AT&T - dsl coverage map
- EarthLink - dsl coverage map
- AT&T - fixed wireless coverage map
- EarthLink - fixed wireless coverage map
How El Sobrante Compares to Places Its Size
El Sobrante's report card score is in the top 32% and its connectivity index is in the top 10%.
| Measure | El Sobrante | Rank among US suburban and regional cities (25,000 to 49,999 people) | Contra Costa County | California | US | Leader |
|---|---|---|---|---|---|---|
| ISP Report Card inputs: what providers offer here | ||||||
| Fiber availability | 68.0% | bottom 33% | 58.4% | 62.4% | 71.5% | 25 places at 100.0% |
| Average top speed | 5,934 Mbps | top 16% | 4,517 Mbps | 3,834 Mbps | 3,486 Mbps | Hixson, TN (25,000 Mbps) |
| Providers at a typical address | 8.9 | top 13% | 8.6 | 8 | 7.1 | San Lorenzo, CA (13) |
| Connectivity index inputs: how much households need and use the internet | ||||||
| People per household | 2.9 | top 20% | 2.9 | 3.0 | 2.7 | Kiryas Joel, NY (5.1) |
| Workers who work from home | 17% | top 34% | 21% | 17% | 15% | Venice, CA (47%) |
| Homes with a computer, tablet or phone | 97% | top 32% | 98% | 97% | 96% | 16 places at 100% |
| Homes with internet | 96% | top 13% | 96% | 94% | 91% | 13 places at 99% |
| Homes on fiber, cable or DSL | 87% | top 13% | 83% | 79% | 76% | Burke, VA and Colleyville, TX and 3 more (94%) |
| More about the households here | ||||||
| Homes with a desktop or laptop | 89% | top 24% | 88% | 84% | 81% | University Park, TX (99%) |
| Median household income | $122,451 | top 24% | $140,647 | $111,728 | $93,246 | Scarsdale, NY ($244,191) |
| Residents in school (6th grade to college) | 14% | bottom 38% | 16% | 17% | 16% | Rexburg, ID (71%) |
Fiber reaches 68.0% of homes in El Sobrante, against 58.4% across Contra Costa County and 62.4% across California. Households in El Sobrante are larger than the US average (2.9 people against 2.7); 17% of workers work from home (US 15%); and the median household income is $122,451 (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 El Sobrante
Which Fiber Internet Providers are Available in El Sobrante?
EarthLink Fiber in El Sobrante, CA
Availability:
66.6%
Customer Rating:
(6)
Avg. Download Speed
4,963 Mbps
EarthLink offers Fiber service to 66.6% of El Sobrante homes. Across the city, EarthLink Fiber has speeds up to 4,963 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 El Sobrante from EarthLink in terms of customer satisfaction.
AT&T Fiber in El Sobrante, CA
Availability:
66.6%
Customer Rating:
(542)
Avg. Download Speed
4,963 Mbps
AT&T offers Fiber service to 66.6% of El Sobrante homes. Across the city, AT&T Fiber has speeds up to 4,963 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 El Sobrante from AT&T in terms of customer satisfaction.
Sonic Fiber in El Sobrante, CA
Availability:
39.3%
Customer Rating:
(14)
Avg. Download Speed
10,000 Mbps
Sonic offers Fiber service to 39.3% of El Sobrante homes. Across the city, Sonic Fiber is the only type of service available from the company, with speeds up to 10,000 Mbps
Which Fixed Wireless and LTE Internet Providers are Available in El Sobrante?
T-Mobile Home Internet Fixed Wireless in El Sobrante, CA
Availability:
91.5%
Customer Rating:
(342)
Avg. Download Speed
83 Mbps
T-Mobile Home Internet offers Fixed Wireless service to 91.5% of El Sobrante homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 83 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 16 Mbps throughout the city.
EarthLink Fixed Wireless in El Sobrante, CA
Availability:
86.6%
Customer Rating:
(4)
Avg. Download Speed
50 Mbps
EarthLink offers Fixed Wireless service to 86.6% of El Sobrante homes. Across the city, EarthLink Fixed Wireless has speeds up to 50 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 8.7 Mbps throughout the city.
AT&T Fixed Wireless in El Sobrante, CA
Availability:
86.6%
Customer Rating:
(205)
Avg. Download Speed
50 Mbps
AT&T offers Fixed Wireless service to 86.6% of El Sobrante homes. Across the city, AT&T Fixed Wireless has speeds up to 50 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 8.7 Mbps throughout the city.
Unwired Fixed Wireless in El Sobrante, CA
Availability:
82.6%
Customer Rating:
(1)
Avg. Download Speed
300 Mbps
Unwired offers Fixed Wireless service to 82.6% of El Sobrante homes. Across the city, Unwired Fixed Wireless is the only type of service available from the company, with speeds up to 300 Mbps
Verizon Fixed Wireless in El Sobrante, CA
Availability:
77.4%
Customer Rating:
(362)
Avg. Download Speed
249 Mbps
Verizon offers Fixed Wireless service to 77.4% of El Sobrante homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 249 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 17 Mbps throughout the city.
Which Cable Internet Providers are Available in El Sobrante?
XFINITY Cable in El Sobrante, CA
Availability:
100.0%
Customer Rating:
(2077)
Avg. Download Speed
1,781 Mbps
XFINITY from Comcast offers Cable service to 100.0% of El Sobrante homes. Across the city, XFINITY Cable is the only type of service available from the company, with speeds up to 1,781 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 250, with an average of 191 Mbps throughout the city.
Which DSL Internet Providers are Available in El Sobrante?
EarthLink DSL in El Sobrante, CA
Availability:
94.7%
Customer Rating:
(5)
Avg. Download Speed
71 Mbps
EarthLink offers DSL service to 94.7% of El Sobrante homes. Across the city, EarthLink DSL has speeds up to 71 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 15 Mbps throughout the city. EarthLink DSL is rated higher than other types of internet service available in El Sobrante from EarthLink in terms of customer satisfaction.
AT&T DSL in El Sobrante, CA
Availability:
94.7%
Customer Rating:
(304)
Avg. Download Speed
71 Mbps
AT&T offers DSL service to 94.7% of El Sobrante homes. Across the city, AT&T DSL has speeds up to 71 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 15 Mbps throughout the city. AT&T DSL is rated about the same as other types of internet service available in El Sobrante from AT&T in terms of customer satisfaction.
Internet in El Sobrante by Neighborhood and ZIP Code
El Sobrante has 1 ZIP code with its own page. Each row links to that place’s page.
Neighborhoods in El Sobrante
| Neighborhood | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|
ZIP codes in El Sobrante
| ZIP code | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| 94803 | 26,056 | 67.1% | 5,916 Mbps | 8.8 | B+ | 88/100 |
How El Sobrante Compares to Nearby Places
The 10 places nearest to El Sobrante that have their own pages are all within 7 miles. Among them, North Richmond has the most homes with fiber (99.3%) and Hercules the fewest (14.9%); El Sobrante has 68.0%.
| Place | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| El Sobrante (this page) | 26,354 | 68.0% | 5,934 Mbps | 8.9 | B+ | 88/100 |
| Richmond | 87,294 | 95.0% | 8,679 Mbps | 9.3 | A | 72/100 |
| San Pablo | 66,250 | 88.3% | 7,167 Mbps | 9.2 | A- | 70/100 |
| El Cerrito | 26,282 | 98.2% | 9,169 Mbps | 10.2 | A | 78/100 |
| Albany | 22,888 | 82.2% | 3,758 Mbps | 11 | B+ | 71/100 |
| Pinole | 22,289 | 55.3% | 5,316 Mbps | 8.6 | B+ | 76/100 |
| Hercules | 20,951 | 14.9% | 2,285 Mbps | 7.2 | C+ | 87/100 |
| Rodeo | 11,463 | 54.0% | 3,247 Mbps | 8.4 | B | 87/100 |
| North Richmond | 4,175 | 99.3% | 4,542 Mbps | 8.5 | A | 69/100 |
| Orinda Village | 180 | 72.2% | 4,065 Mbps | 10.4 | B+ | 89/100 |
| Tormey | 31 | 0.0% | 1,200 Mbps | 8 | C | 86/100 |
Who is the Fastest Internet Provider in El Sobrante?
Based on both FCC data and unbiased customer ratings, the fastest internet in the city comes from Sonic.
Data Reported to FCC by ISPs: Average Maximum Available in El Sobrante
| Sonic | 10,000 |
|---|---|
| AT&T | 5,000 |
| EarthLink | 5,000 |
| XFINITY from Comcast | 2,000 |
| Unwired | 300 |
| Verizon | 300 |
| 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 El Sobrante. It takes about 20 seconds and, on a fast line, can move a few hundred MB of data.
Customer Ratings for El Sobrante Internet Providers
Based on 402 reviews from California internet customers, Sonic is the best internet service provider for El Sobrante 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 91.5% coverage in El Sobrante.
At a national level, based on 4618 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 El Sobrante Internet Providers
The table below shows average customer ratings from customers in El Sobrante, California, and customers throughout the country.
| ISP / Tech Type | El Sobrante 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 | ||
| Unwired | (0) | (1) | (1) | View Plans | ||
| AT&T | (0) | (119) | (1051) | View Plans |
Customer Ratings for Internet Provider Speeds in El Sobrante
Based on data reported by El Sobrante ISPs to the FCC, the fastest speeds in the city are available through Sonic. The company offers speeds up to 10,000 Mbps in El Sobrante. 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 | El Sobrante 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 | ||
| HughesNet | (0) |  (1) | (25) | View Plans | ||
| Unwired | (0) | (1) | (1) | View Plans | ||
| Viasat | (0) | (1) | (12) | View Plans | ||
| AT&T | (0) | (119) | (1051) | View Plans | ||
| EarthLink | (0) | (2) | (15) | View Plans |
Who is the Cheapest Internet Provider in El Sobrante?
Of the providers in El Sobrante, customers rate T-Mobile Home Internet the best for price. Data comes from customers rating their satisfaction with pricing: in El Sobrante 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 El Sobrante, California, and the United States rated the affordability of their internet service.
Rated Affordability in El Sobrante
| ISP / Tech Type | El Sobrante 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 | ||
| Unwired | (0) | (1) | (1) | View Plans | ||
| EarthLink | (0) | (2) | (15) | View Plans | ||
| AT&T | (0) | (119) | (1051) | View Plans | ||
| XFINITY | (0) | (211) | (2379) | 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 El Sobrante?
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 El Sobrante 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 El Sobrante is T-Mobile Home Internet.
- Viasat, HughesNet, EarthLink, and AT&T has the broadest coverage in El Sobrante, 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.