In 92391 there are 8 residential internet providers covering 98.56% of the zip. The average home can get speeds up to 4,958 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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8 Internet Service Providers in 92391
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 92391 are not shown.
92391 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 92391
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 98.56% of 92391. 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 Frontier. Now you can call companies in 92391 with more confidence that they might be available.
How fast are internet speeds in 92391?
The map below shows maximum internet speeds by area in 92391.
Internet Speed Key
The average 92391 home can get up to 4,958 Mbps on their internet plan. For most people, the fastest download speed in the zip is 5,000 Mbps, which 97.53% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 1.03% 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 92391.
Internet speeds tend to be faster in the east parts of 92391, and slower in the northeast areas of the zip.
What type of internet should I choose in 92391?
The fastest internet for you may vary based on where in 92391 you live. If speed is your main concern, fiber will be the fastest internet in the zip.
- Fiber is the fastest internet type for 97.53% of 92391 homes.
- Cable is fastest for 1.03% of the zip.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for 1.44% of 92391 homes.
Internet Market Health in 92391
Internet Competition Key
The map shows how competitive the 92391 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 92391 based on what connections the average home has availabile:
- Average number of internet service providers to a home: 5.3 (healthy)
- Average types of service (fiber, cable, DSL, etc): 3.0 (healthy)
- Average providers with broadband (25 Mbps+) speeds: 5.3 (healthy)
Overall, competition is healthy.
92391 internet customers have the ability to buy internet service from 2 to 6 different providers, depending on where they live. For different types of service, 92391 homes have between 2 and 3 options. The type(s) of service available are fixed wireless, cable, and fiber, though these may vary depending on the region within the zip.
When it comes to broadband download speeds faster than 25 Mbps, the situation is similar. 92391 internet customers who want faster speeds have between 2 and 6 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, 92391 is doing better than most.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in 92391, along with details on where in 92391 and at what speeds.
Spectrum Cable in 92391, CA
Spectrum cable coverage
About 98.56%, or 2,593 people, have Spectrum cable internet available to them in the zip. The company covers the entire 92391 area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in most of 92391.
Spectrum cable download speeds
Spectrum is below average when comparing download speeds to all other internet providers in 92391. Versus other cable providers in the area, Spectrum cable is the fastest. There are no different maximum speeds throughout 92391. The fastest plan anyone in 92391 can order from Spectrum goes up to 1,000 Mbps, and all 92391 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum cable upload speeds
In 92391 download speeds tend to be faster than than upload speeds for Spectrum cable. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and the fastest compared to other 92391 cable providers. Spectrum offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 92391 is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Frontier Communications Fiber in 92391, CA
Frontier fiber coverage
About 97.53%, or 2,566 people, have Frontier fiber internet available to them in the zip. The company covers the entire 92391 area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in most of 92391.
Frontier Communications fiber download speeds
Frontier is the fastest when comparing download speeds to all other internet providers in 92391. Versus other fiber providers in the area, Frontier fiber is the fastest. There are no different maximum speeds throughout 92391. The fastest plan anyone in 92391 can order from Frontier goes up to 5,000 Mbps, and all 92391 customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
Frontier Communications fiber upload speeds
In 92391 download speeds tend to be equal to than upload speeds for Frontier fiber. Compared to other ISPs, Frontier is the fastest where upload speeds are concerned, and the fastest compared to other 92391 fiber providers. Frontier offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 92391 is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
T-Mobile Home Internet Fixed Wireless in 92391, CA
T-Mobile Home Internet fixed wireless coverage
About 94.07%, or 2,475 people, have T-Mobile Home Internet fixed wireless internet available to them in the zip. The company covers the entire 92391 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 92391.
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 92391. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout 92391. The fastest plan anyone in 92391 can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the zip-wide average maximum speed for 92391 customers is up to 84 Mbps.
Show all download speeds
- 78.8% up to 100.0 Mbps
- 21.2% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In 92391 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 above average compared to other 92391 fixed wireless providers. T-Mobile Home Internet offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 92391 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 16 Mbps.
Show all upload speeds
- 78.8% up to 20.0 Mbps
- 21.2% up to 3.0 Mbps
EarthLink Fixed Wireless in 92391, CA
EarthLink fixed wireless coverage
About 84.49%, or 2,223 people, have EarthLink fixed wireless internet available to them in the zip. The company covers the entire 92391 area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of 92391.
EarthLink fixed wireless download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in 92391. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 2 different maximum speeds throughout 92391. The fastest plan anyone in 92391 can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the zip-wide average maximum speed for 92391 customers is up to 43 Mbps.
Show all download speeds
- 23.5% up to 100.0 Mbps
- 76.5% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In 92391 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 92391 fixed wireless providers. EarthLink offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 92391 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 7.0 Mbps.
Show all upload speeds
- 23.5% up to 20.0 Mbps
- 76.5% up to 3.0 Mbps
AT&T Fixed Wireless in 92391, CA
AT&T fixed wireless coverage
About 84.49%, or 2,223 people, have AT&T fixed wireless internet available to them in the zip. The company covers the entire 92391 area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of 92391.
AT&T fixed wireless download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in 92391. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 2 different maximum speeds throughout 92391. The fastest plan anyone in 92391 can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the zip-wide average maximum speed for 92391 customers is up to 43 Mbps.
Show all download speeds
- 23.5% up to 100.0 Mbps
- 76.5% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In 92391 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 92391 fixed wireless providers. AT&T offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 92391 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 7.0 Mbps.
Show all upload speeds
- 23.5% up to 20.0 Mbps
- 76.5% up to 3.0 Mbps
Verizon Fixed Wireless in 92391, CA
Verizon fixed wireless coverage
About 66.93%, or 1,761 people, have Verizon fixed wireless internet available to them in the zip. The company covers the entire 92391 area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in much of 92391.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in 92391. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout 92391. The fastest plan anyone in 92391 can order from Verizon goes up to 300 Mbps, and all 92391 customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In 92391 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 the fastest compared to other 92391 fixed wireless providers. Verizon offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 92391 is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
92391 Internet by Area
This information is most helpful to those looking for homes or considering moving to 92391 or any of the areas nearby.
How does internet in 92391 compare to the rest of California?
Internet speeds in 92391 are much faster versus the average speeds in California: 3,631 Mbps in California versus 4,958 Mbps in the zip. The state has similar internet availability compared to the zip. Average internet coverage in California is 98.73% versus 98.56% in 92391.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around 92391 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 zip codes?
Below are zip codes nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Zip Codes
- 92378, CA: more internet coverage, faster speeds
- 92317, CA: more internet coverage, faster speeds
- 92352, CA: more internet coverage, slower speeds
- 92325, CA: more internet coverage, slower speeds
- 92385, CA: less internet coverage, faster speeds
- 92321, CA: more internet coverage, faster speeds
- 92322, CA: more internet coverage, slower speeds
- 92404, CA: more internet coverage, faster speeds
- 92382, CA: more internet coverage, faster speeds
- 92407, CA: less internet coverage, faster speeds
Zip Codes with Similar Populations
- 17772, PA: more internet coverage, slower speeds
- 65259, MO: more internet coverage, slower speeds
- 01038, MA: more internet coverage, slower speeds
- 48069, MI: more internet coverage, faster speeds
- 36518, AL: more internet coverage, slower speeds
- 31018, GA: more internet coverage, slower speeds
- 28665, NC: more internet coverage, slower speeds
- 28515, NC: more internet coverage, slower speeds
- 25523, WV: more internet coverage, slower speeds
- 17565, PA: more internet coverage, slower speeds