In Seacliff there are 10 residential internet providers covering 99.39% of the neighborhood. The average home can get speeds up to 3,658 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.
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10 Internet Service Providers in Seacliff
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 Seacliff are not shown.
Seacliff 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
Availability maps for all providers in Seacliff
Using the dropdown below, please select a provider. Green indicates nearly all homes have service, red indicates few homes have service, and blank indicates no service.
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Internet service is available in 99.39% of Seacliff. Using our interactive availability map, you can compare service areas for different providers, we include fiber, cable, DSL, or fixed wireless internet service for all providers who offer it. You will notice that some providers might be listed multiple times for each service. If you find no providers cover the location you're looking at, you can opt for satellite service. The most widely available provider is AT&T. Now you can call companies in Seacliff with more confidence that they might be available.
How fast are internet speeds in Seacliff?
The map below shows maximum internet speeds by area in Seacliff.
Internet Speed Key
The average Seacliff home can get up to 3,658 Mbps on their internet plan. For most people, the fastest download speed in the neighborhood is 5,000 Mbps, which 63.01% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 300 Mbps. See the internet provider details below for info about their speed and coverage in Seacliff.
Internet speeds tend to be faster in the east parts of Seacliff, and slower in the southwest areas of the neighborhood.
What type of internet should I choose in Seacliff?
The fastest internet for you may vary based on where in Seacliff you live. If speed is your main concern, fiber will be the fastest internet in the neighborhood.
- Fiber is the fastest internet type for 63.01% of Seacliff homes.
- Cable is fastest for 36.29% of the neighborhood.
- 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 Seacliff homes.
Internet Market Health in Seacliff
Internet Competition Key
The map shows how competitive the Seacliff internet service market is. Areas in green have more alternatives, areas in yellow have a few choices, and areas in red may have only one provider. More competition usually means faster speeds and better prices for you, the customer.
Below are quick facts on internet competition and market health in Seacliff based on what connections the average home has availabile:
- Average number of internet service providers to a home: 10.7 (very healthy)
- Average types of service (fiber, cable, DSL, etc): 3.9 (very healthy)
- Average providers with broadband (25 Mbps+) speeds: 9.6 (very healthy)
Overall, competition is very healthy.
Seacliff internet customers have the ability to buy internet service from 6 to 12 different providers, depending on where they live. For different types of service, Seacliff homes have between 2 and 4 options. The type(s) of service available are fixed wireless, cable, dsl, and fiber, though these may vary depending on the region within the neighborhood.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. Seacliff internet customers who want faster speeds have between 4 and 12 choices of companies offering speeds up to or over 25 Mbps.
More internet companies with faster speeds means fewer monopolies and better prices for customers. In promoting a free market for internet, Seacliff is doing quite well.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Seacliff, along with details on where in Seacliff and at what speeds.
XFINITY from Comcast Cable in Seacliff, San Francisco, CA
XFINITY cable coverage
About 99.30%, or 12,847 people, have XFINITY cable internet available to them in the neighborhood. The company covers the entire Seacliff area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in most of Seacliff.
XFINITY from Comcast cable download speeds
XFINITY is above average when comparing download speeds to all other internet providers in Seacliff. Versus other cable providers in the area, XFINITY cable is the fastest. There are 2 different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,200 Mbps, and the neighborhood-wide average maximum speed for Seacliff customers is up to 1,284 Mbps.
Show all download speeds
- 10.5% up to 2,000.0 Mbps
- 89.5% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In Seacliff download speeds tend to be faster than than upload speeds for XFINITY cable. Compared to other ISPs, XFINITY is below average where upload speeds are concerned, and the fastest compared to other Seacliff cable providers. XFINITY offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Seacliff 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 58 Mbps.
Show all upload speeds
- 10.5% up to 250.0 Mbps
- 89.5% up to 35.0 Mbps
EarthLink DSL in Seacliff, San Francisco, CA
EarthLink DSL coverage
About 98.17%, or 12,701 people, have EarthLink DSL internet available to them in the neighborhood. The company covers the entire Seacliff area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Seacliff.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Seacliff. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 5 different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the neighborhood-wide average maximum speed for Seacliff customers is up to 44 Mbps.
Show all download speeds
- 26.4% up to 100.0 Mbps
- 14.1% up to 75.0 Mbps
- 2.3% up to 50.0 Mbps
- 1.2% up to 25.0 Mbps
- 56.0% up to 10.0 Mbps
EarthLink DSL upload speeds
In Seacliff download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the fastest compared to other Seacliff DSL providers. EarthLink offers 4 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Seacliff is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, EarthLink customers can get speeds up to 8.9 Mbps.
Show all upload speeds
- 40.5% up to 20.0 Mbps
- 2.3% up to 10.0 Mbps
- 1.2% up to 5.0 Mbps
- 56.0% up to 1.0 Mbps
AT&T DSL in Seacliff, San Francisco, CA
AT&T DSL coverage
About 98.17%, or 12,701 people, have AT&T DSL internet available to them in the neighborhood. The company covers the entire Seacliff area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of Seacliff.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Seacliff. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 5 different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the neighborhood-wide average maximum speed for Seacliff customers is up to 44 Mbps.
Show all download speeds
- 26.4% up to 100.0 Mbps
- 14.1% up to 75.0 Mbps
- 2.3% up to 50.0 Mbps
- 1.2% up to 25.0 Mbps
- 56.0% up to 10.0 Mbps
AT&T DSL upload speeds
In Seacliff download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the fastest compared to other Seacliff DSL providers. AT&T offers 4 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Seacliff is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, AT&T customers can get speeds up to 8.9 Mbps.
Show all upload speeds
- 40.5% up to 20.0 Mbps
- 2.3% up to 10.0 Mbps
- 1.2% up to 5.0 Mbps
- 56.0% up to 1.0 Mbps
Sonic Fiber in Seacliff, San Francisco, CA
Sonic fiber coverage
About 82.98%, or 10,736 people, have Sonic fiber internet available to them in the neighborhood. The company covers the south, southeast, east, central, west, southwest, northeast, and north Seacliff area. Sonic is a large internet service provider internet service providers in the US, with internet service available in much of Seacliff.
Sonic fiber download speeds
Sonic is average when comparing download speeds to all other internet providers in Seacliff. Versus other fiber providers in the area, Sonic fiber is the slowest. There are no different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from Sonic goes up to 1,000 Mbps, and all Seacliff customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Sonic fiber upload speeds
In Seacliff 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 Seacliff fiber providers. Sonic offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in Seacliff 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 Seacliff, San Francisco, CA
EarthLink fiber coverage
About 72.67%, or 9,402 people, have EarthLink fiber internet available to them in the neighborhood. The company covers the entire Seacliff area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Seacliff.
EarthLink fiber download speeds
EarthLink is one of the fastest when comparing download speeds to all other internet providers in Seacliff. Versus other fiber providers in the area, EarthLink fiber is one of the fastest. There are 2 different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from EarthLink goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the neighborhood-wide average maximum speed for Seacliff customers is up to 4,468 Mbps.
Show all download speeds
- 86.7% up to 5,000.0 Mbps
- 13.3% up to 1,000.0 Mbps
EarthLink fiber upload speeds
In Seacliff 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 Seacliff fiber providers. EarthLink offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Seacliff 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 4,468 Mbps.
Show all upload speeds
- 86.7% up to 5,000.0 Mbps
- 13.3% up to 1,000.0 Mbps
AT&T Fiber in Seacliff, San Francisco, CA
AT&T fiber coverage
About 72.67%, or 9,402 people, have AT&T fiber internet available to them in the neighborhood. The company covers the entire Seacliff area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Seacliff.
AT&T fiber download speeds
AT&T is one of the fastest when comparing download speeds to all other internet providers in Seacliff. Versus other fiber providers in the area, AT&T fiber is one of the fastest. There are 2 different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from AT&T goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the neighborhood-wide average maximum speed for Seacliff customers is up to 4,468 Mbps.
Show all download speeds
- 86.7% up to 5,000.0 Mbps
- 13.3% up to 1,000.0 Mbps
AT&T fiber upload speeds
In Seacliff 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 Seacliff fiber providers. AT&T offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Seacliff 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 4,468 Mbps.
Show all upload speeds
- 86.7% up to 5,000.0 Mbps
- 13.3% up to 1,000.0 Mbps
Unwired Fixed Wireless in Seacliff, San Francisco, CA
Unwired fixed wireless coverage
About 99.39%, or 12,859 people, have Unwired fixed wireless internet available to them in the neighborhood. The company covers the entire Seacliff area. Unwired is a large internet service provider internet service providers in the US, with internet service available in most of Seacliff.
Unwired fixed wireless download speeds
Unwired is below average when comparing download speeds to all other internet providers in Seacliff. Versus other fixed wireless providers in the area, Unwired fixed wireless is above average. There are no different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from Unwired goes up to 300 Mbps, and all Seacliff customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Unwired fixed wireless upload speeds
In Seacliff download speeds tend to be faster than than upload speeds for Unwired fixed wireless. Compared to other ISPs, Unwired is below average where upload speeds are concerned, and below average compared to other Seacliff fixed wireless providers. Unwired offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in Seacliff is up to 25 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 25.0 Mbps
Verizon Fixed Wireless in Seacliff, San Francisco, CA
Verizon fixed wireless coverage
About 97.69%, or 12,639 people, have Verizon fixed wireless internet available to them in the neighborhood. The company covers the entire Seacliff area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in most of Seacliff.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Seacliff. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are 2 different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from Verizon goes up to 1,000 Mbps, the slowest package only goes up to 300 Mbps, and the neighborhood-wide average maximum speed for Seacliff customers is up to 330 Mbps.
Show all download speeds
- 4.2% up to 1,000.0 Mbps
- 95.8% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Seacliff download speeds tend to be faster than than upload speeds for Verizon fixed wireless. Compared to other ISPs, Verizon is below average where upload speeds are concerned, and below average compared to other Seacliff fixed wireless providers. Verizon offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Seacliff is up to 75 Mbps. Some customers have slower plan choices, which only go up to 20 Mbps. On average, Verizon customers can get speeds up to 22 Mbps.
Show all upload speeds
- 4.2% up to 75.0 Mbps
- 95.8% up to 20.0 Mbps
T-Mobile Home Internet Fixed Wireless in Seacliff, San Francisco, CA
T-Mobile Home Internet fixed wireless coverage
About 95.48%, or 12,353 people, have T-Mobile Home Internet fixed wireless internet available to them in the neighborhood. The company covers the entire Seacliff area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in most of Seacliff.
T-Mobile Home Internet fixed wireless download speeds
T-Mobile Home Internet is below average when comparing download speeds to all other internet providers in Seacliff. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the neighborhood-wide average maximum speed for Seacliff customers is up to 92 Mbps.
Show all download speeds
- 89.8% up to 100.0 Mbps
- 10.2% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Seacliff download speeds tend to be faster than than upload speeds for T-Mobile Home Internet fixed wireless. Compared to other ISPs, T-Mobile Home Internet is below average where upload speeds are concerned, and below average compared to other Seacliff fixed wireless providers. T-Mobile Home Internet offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Seacliff is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, T-Mobile Home Internet customers can get speeds up to 18 Mbps.
Show all upload speeds
- 89.8% up to 20.0 Mbps
- 10.2% up to 3.0 Mbps
Etheric Networks Fixed Wireless in Seacliff, San Francisco, CA
Etheric Networks fixed wireless coverage
About 92.07%, or 11,912 people, have Etheric Networks fixed wireless internet available to them in the neighborhood. The company covers the entire Seacliff area. Etheric Networks is a large internet service provider internet service providers in the US, with internet service available in most of Seacliff.
Etheric Networks fixed wireless download speeds
Etheric Networks is below average when comparing download speeds to all other internet providers in Seacliff. Versus other fixed wireless providers in the area, Etheric Networks fixed wireless is above average. There are no different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from Etheric Networks goes up to 250 Mbps, and all Seacliff customers can get this speed.
Show all download speeds
- 100.0% up to 250.0 Mbps
Etheric Networks fixed wireless upload speeds
In Seacliff download speeds tend to be faster than than upload speeds for Etheric Networks fixed wireless. Compared to other ISPs, Etheric Networks is below average where upload speeds are concerned, and the fastest compared to other Seacliff fixed wireless providers. Etheric Networks offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in Seacliff is up to 100 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 100.0 Mbps
EarthLink Fixed Wireless in Seacliff, San Francisco, CA
EarthLink fixed wireless coverage
About 76.21%, or 9,860 people, have EarthLink fixed wireless internet available to them in the neighborhood. The company covers the entire Seacliff area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Seacliff.
EarthLink fixed wireless download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Seacliff. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the neighborhood-wide average maximum speed for Seacliff customers is up to 40 Mbps.
Show all download speeds
- 20.2% up to 100.0 Mbps
- 79.8% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Seacliff download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Seacliff fixed wireless providers. EarthLink offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Seacliff is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, EarthLink customers can get speeds up to 6.4 Mbps.
Show all upload speeds
- 20.2% up to 20.0 Mbps
- 79.8% up to 3.0 Mbps
AT&T Fixed Wireless in Seacliff, San Francisco, CA
AT&T fixed wireless coverage
About 76.21%, or 9,860 people, have AT&T fixed wireless internet available to them in the neighborhood. The company covers the entire Seacliff area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Seacliff.
AT&T fixed wireless download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Seacliff. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Seacliff. The fastest plan anyone in Seacliff can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the neighborhood-wide average maximum speed for Seacliff customers is up to 40 Mbps.
Show all download speeds
- 20.2% up to 100.0 Mbps
- 79.8% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Seacliff download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Seacliff fixed wireless providers. AT&T offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Seacliff is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, AT&T customers can get speeds up to 6.4 Mbps.
Show all upload speeds
- 20.2% up to 20.0 Mbps
- 79.8% up to 3.0 Mbps
Seacliff Internet by Area
This information is most helpful to those looking for homes or considering moving to Seacliff or any of the areas nearby.
How does internet in Seacliff compare to the rest of San Francisco?
Internet speeds in Seacliff are slower versus the average speeds in San Francisco: 4,655 Mbps in San Francisco versus 3,658 Mbps in the neighborhood. The city has similar internet availability compared to the neighborhood. Average internet coverage in San Francisco is 99.22% versus 99.39% in Seacliff.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Seacliff are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does internet service look like in other neighborhoods?
Below are neighborhoods nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Neighborhoods
- Outer Richmond, San Francisco, CA: more internet coverage, slower speeds
- Inner Richmond, San Francisco, CA: less internet coverage, slower speeds
- Presidio Heights, San Francisco, CA: more internet coverage, slower speeds
- Outer Sunset, San Francisco, CA: more internet coverage, slower speeds
- Inner Sunset, San Francisco, CA: more internet coverage, slower speeds
- Haight-Ashbury, San Francisco, CA: more internet coverage, slower speeds
- Cole Valley, San Francisco, CA: more internet coverage, slower speeds
- Parkside, San Francisco, CA: more internet coverage, slower speeds
- Twin Peaks, San Francisco, CA: more internet coverage, slower speeds
- Western Addition, San Francisco, CA: more internet coverage, slower speeds
Neighborhoods with Similar Populations
- Pershing, Detroit, MI: more internet coverage, slower speeds
- King, Portland, OR: more internet coverage, slower speeds
- Lake Nona, Orlando, FL: less internet coverage, faster speeds
- Lee-Miles, Cleveland, OH: more internet coverage, faster speeds
- Lower East Side, Milwaukee, WI: more internet coverage, slower speeds
- Lower Roseville, Newark, NJ: more internet coverage, faster speeds
- Mandarin Station-Losco, Jacksonville, FL: more internet coverage, faster speeds
- Mandell, Chicago, IL: more internet coverage, slower speeds
- Maple Leaf, Seattle, WA: more internet coverage, slower speeds
- Aberdeen, Hampton, VA: more internet coverage, slower speeds