6 Best Internet Providers in Downtown Fullerton, Fullerton, CA
Find internet availability by address in Downtown Fullerton, Fullerton, CA
Jump to: Best Internet Provider | Availability Maps | Customer Reviews | Downtown Fullerton ISP Report Card | Business Internet in Downtown Fullerton
| Downtown Fullerton ISP Report Card | A- | |
| Download Speed for Most Households | 4,448 Mbps | |
| Number of Internet Service Providers | 6 | |
| Real Downtown Fullerton Customer Ratings | 2 |
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
Downtown Fullerton has 6 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 Downtown Fullerton.
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Downtown Fullerton has 6 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 Downtown Fullerton.
Compare Providers Ranked by Coverage, Speed, and Customer Ratings
Spectrum
Connection
Customer Rating
Cable
EarthLink
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
AT&T
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
Above are the top 4 providers in Downtown Fullerton, Fullerton, CA for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your neighborhood.
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 Downtown Fullerton ratings may vary and are shown below.
Who is the Best Internet Provider in Downtown Fullerton, Fullerton, CA?
Spectrum is the best internet provider in Downtown Fullerton based on Fullerton customer satisfaction ratings and reviews. Based on our extensive and unbiased survey, Spectrum had the best reviews at the local, state, and national levels versus all available providers in Downtown Fullerton, making it a solid recommendation among providers with reviews. Spectrum is an option for 99.36% of the neighborhood.
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The chart and table below show average customer ratings from customers in Downtown Fullerton, California, and customers throughout the country.
Top Rated Internet Providers in Downtown Fullerton
Local, State, and National Ratings for all Downtown Fullerton Internet Providers
| ISP / Tech Type | Downtown Fullerton Overall | California Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| Spectrum | (1) | (203) | (1738) | View Plans | ||
| AT&T | (1) | (107) | (924) | View Plans | ||
| T-Mobile Home Internet | (0) | (22) | (284) | View Plans | ||
| Verizon | (0) | (24) | (723) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (1) | (11) | View Plans | ||
| EarthLink | (0) | (2) | (12) | View Plans | ||
| Cosmo Network Solutions | (0) | (0) | (0) | View Plans |
Based on 360 reviews from Fullerton internet customers, Spectrum is the best internet service provider for Downtown Fullerton residents. Spectrum was rated at an average of 3.50 out of 5 in our report for overall customer satisfaction. AT&T wins for second-place in Fullerton, with 3.00 out of 5 stars and 99.8% coverage in Downtown Fullerton.
At a national level, based on 3710 national reviews for any of the providers listed above, T-Mobile Home Internet is rated higher than any other provider, with a rating of 4.04 out of 5.
Which Providers are Available at my Home in Downtown Fullerton?
a different provider.

Internet Availability Key
Speeds and coverage vary within the neighborhood, and sometimes even from block to block. The map shows speeds per provider and where each provider is available.
Who is the Fastest Internet Provider in Downtown Fullerton?
According to unbiased feedback from real internet customers in the neighborhood, they reported being happiest with speeds provided by Spectrum. On the other hand, based on data provided by the internet providers to the FCC, AT&T and EarthLink should have faster speeds at a local level. While we typically put more weight on real-world customer ratings, we display both satisfaction and technical maximum information for customers to decide for themselves.
Data Reported to FCC by ISPs: Average Maximum Available in Downtown Fullerton
| ISP / Tech Type | Max Advertised Speed | ||
|---|---|---|---|
| EarthLink | 5,000 Mbps | ||
| AT&T | 5,000 Mbps | ||
| Spectrum | 1,000 Mbps | ||
| Cosmo Network Solutions | 350 Mbps | ||
| Verizon | 300 Mbps | ||
| T-Mobile Home Internet | 100 Mbps | ||
| Viasat | 100 Mbps | ||
| HughesNet | 25 Mbps |
Customer Ratings for Internet Provider Speeds in Downtown Fullerton
| ISP / Tech Type | Downtown Fullerton Speed | California Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| Spectrum | (1) | (203) | (1738) | View Plans | ||
| AT&T | (1) | (107) | (924) | View Plans | ||
| Verizon | (0) | (24) | (723) | View Plans | ||
| T-Mobile Home Internet | (0) | (22) | (284) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (1) | (11) | View Plans | ||
| EarthLink | (0) | (2) | (12) | View Plans | ||
| Cosmo Network Solutions | (0) | (0) | (0) | View Plans |
Based on data reported by Downtown Fullerton ISPs to the FCC, the fastest speeds in the neighborhood are available through AT&T and EarthLink. These internet providers offer speeds up to 5,000 Mbps in Downtown Fullerton. Therefore, the average customer can get up to 4,323 Mbps if they're willing to purchase the fastest subscription tier available at their homes.
Additionally, actual customers in the neighborhood rated their satisfaction with internet speed highest with Spectrum. This indicates Spectrum reliably delivers speeds expected by the customer based on the plan they are paying for.
Who is the Cheapest Internet Provider in Downtown Fullerton?
Fullerton customers rate AT&T as the cheapest internet service provider in city. Data comes from customers in the city rating their satisfaction with pricing. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
AT&T received a local rating of 3.00 out of 5, which is much lower than the average across all internet providers in the country. Spectrum is rated in second place for affordability by the company’s Downtown Fullerton customers with an average price rating of 3.00 out of 5.
The chart and graph below show how customers in Downtown Fullerton, Fullerton, and the United States rated the affordability of their internet service.
Rated Affordability in Downtown Fullerton
| ISP / Tech Type | Downtown Fullerton Affordability | California Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| AT&T | (1) | (107) | (924) | View Plans | ||
| Spectrum | (1) | (203) | (1738) | View Plans | ||
| T-Mobile Home Internet | (0) | (22) | (284) | View Plans | ||
| Verizon | (0) | (24) | (723) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (1) | (11) | View Plans | ||
| EarthLink | (0) | (2) | (12) | View Plans | ||
| Cosmo Network Solutions | (0) | (0) | (0) | View Plans |
Downtown Fullerton Internet Health Assessment
ISP Reports evaluates the technological infrastructure across the United States. This includes assessing a grade for ISP providers and infrastructure in the neighborhood and setting an index number for the digital connectivity of its residents. You can view the ISP Report Card and the Digital Connectivity Index for Downtown Fullerton below, including the metrics used and how Downtown Fullerton compares to the rest of Fullerton and nation.
| Metric
(hover for details)
|
Downtown Fullerton | California | USA | ||
|---|---|---|---|---|---|
| Fiber Availability Percent The percentage of households in Downtown Fullerton that have a Fiber internet connection available to their home. | 86.06% | 69.08% | 67.25% | ||
| Average Download SpeedThe maximum download speed most households can get on average. This is measured by availability in a block group and weighted by the population in that area. | 4,448 Mbps | 3,331 Mbps | 3,293 Mbps | ||
| Provider CountThe number of providers available for most people. This is a weighted average by block rather than a total for Downtown Fullerton. | 8.4 | 8.5 | 6.8 |
| Average Household SizeA larger household size in a neighborhood indicates that there will be a greater need for bandwidth due to simultaneous usage, multiple devices, and network congestion. | 3.0 | 3.0 | 2.7 | ||
| Work From Home PercentA higher percent of the population working from home indicates bandwidth requirements being more widely needed rather than consolidated to commercial portions of the city. | 10% | 12% | 14% | ||
| Households with DevicesA higher percentage of households with computing devices in the home indicates a higher level of infrastructure needed to support those households. | 98% | 98% | 95% | ||
| Households with InternetA higher percentage of households with internet indicates a higher need for usage and connectivity in people’s daily lives. | 95% | 94% | 90% | ||
| Households with BroadbandA higher percentage of households with a broadband connection (defined as speeds above 25 Mbps) indicates heavier usage needs within these households. | 80% | 80% | 75% | ||
| Broadband Usage vs. AvailabilityThis measures what percentage of households who have a broadband connection to their home actually have an active subscription to that service. | 81% | 81% | 76% |
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Downtown Fullerton ISP Report Card & Digital Connectivity Index
The ISP Report Card in Downtown Fullerton is A-, which is much better than other neighborhoods. The local demand for broadband internet connectivity in Downtown Fullerton is high with a score of 81 / 100 in our Digital Connectivity Index. This means that internet service providers operating in Downtown Fullerton have done a great job meeting the needs of its residents.
The Downtown Fullerton ISP Report Card evaluates the neighborhood on availability and speed metrics compared to other neighborhoods in the United States. ISP Infrastructure can vary greatly and on its own isn’t a perfect measure of what a neighborhood needs. Please see our ISP Report Card along with the Digital Connectivity Index above to evaluate how well the connectivity demand is met by the existing infrastructure.
95% of Downtown Fullerton households have an internet connection despite having 99.83% availability. 80% of households have fiber, cable, or DSL, 6% have satellite, 0% are still on dial-up, and 1% of households have internet but don’t pay for a subscription because it’s subsidized by the Affordable Connectivity Program.
As you can see in the table above, while 80% of households have a broadband connection such as fiber, cable or DSL available to their home, 81% subscribe to it. A very large amount of Downtown Fullerton residents are taking advantage of the available internet infrastructure.
For more details, please visit our ISP Report Card and Digital Connectivity Index pages.
How do Neighboring Neighborhoods Compare to Downtown Fullerton?
- ISP Report Card: A-
- Digital Connectivity Index: 75 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 75 / 100
- ISP Report Card: B
- Digital Connectivity Index: 73 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 81 / 100
- ISP Report Card: B
- Digital Connectivity Index: 61 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 80 / 100
- ISP Report Card: B
- Digital Connectivity Index: 85 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 68 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 82 / 100
How Much Speed does a Downtown Fullerton Household Need?
Higher speed is typically preferred, but that comes at a higher price. The average size of a household in Downtown Fullerton is 3.0, which is larger than the Fullerton average of 3.0 and larger than the national average of 2.7. Downtown Fullerton's average household income is $88,636 which is lower than the Fullerton average of $115,610 and higher than the national average of $90,606. Homes with more people living in them and with higher incomes tend to indicate more devices being used more often.
Downtown Fullerton also has 20% of its population enrolled in school between the 6th grade and college level, this is lower than the Fullerton average of 21%. Additionally, 10% of residents work from home, which is lower than the 12% of residents in Fullerton who work from home. This and other factors you can see above show us that the community of Downtown Fullerton has a very high need for internet connectivity and speeds.
Compared to the rest of the country, Downtown Fullerton households are much more technology-engaged. 98% of households have some sort of computing device, 87% have desktops or laptops in the home, and 95% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.
Which Fiber Internet Providers are Available in Downtown Fullerton?
EarthLink Fiber in Downtown Fullerton, Fullerton, CA
EarthLink offers Fiber service to 86.1% of Downtown Fullerton homes. Across the neighborhood, EarthLink Fiber has speeds up to 5,000 Mbps
AT&T Fiber in Downtown Fullerton, Fullerton, CA
AT&T offers Fiber service to 86.1% of Downtown Fullerton homes. Across the neighborhood, AT&T Fiber has speeds up to 5,000 Mbps
Which Cable Internet Providers are Available in Downtown Fullerton?
Spectrum Cable in Downtown Fullerton, Fullerton, CA
Spectrum offers Cable service to 99.4% of Downtown Fullerton homes. Across the neighborhood, Spectrum Cable is the only type of service available from the company, with speeds up to 1,000 Mbps
Which DSL Internet Providers are Available in Downtown Fullerton?
EarthLink DSL in Downtown Fullerton, Fullerton, CA
EarthLink offers DSL service to 94.8% of Downtown Fullerton homes. Across the neighborhood, EarthLink DSL has speeds up to 83 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 17 Mbps throughout the neighborhood. EarthLink DSL is rated the same as other types of internet service available in Downtown Fullerton from EarthLink in terms of customer satisfaction.
AT&T DSL in Downtown Fullerton, Fullerton, CA
AT&T offers DSL service to 94.8% of Downtown Fullerton homes. Across the neighborhood, AT&T DSL has speeds up to 83 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 17 Mbps throughout the neighborhood. AT&T DSL is rated about the same as other types of internet service available in Downtown Fullerton from AT&T in terms of customer satisfaction.
Which Fixed Wireless and LTE Internet Providers are Available in Downtown Fullerton?
Cosmo Network Solutions Fixed Wireless in Downtown Fullerton, Fullerton, CA
Cosmo Network Solutions offers Fixed Wireless service to 99.8% of Downtown Fullerton homes. Across the neighborhood, Cosmo Network Solutions Fixed Wireless is the only type of service available from the company, with speeds up to 350 Mbps
T-Mobile Home Internet Fixed Wireless in Downtown Fullerton, Fullerton, CA
T-Mobile Home Internet offers Fixed Wireless service to 99.6% of Downtown Fullerton homes. Across the neighborhood, 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 neighborhood.
Verizon Fixed Wireless in Downtown Fullerton, Fullerton, CA
Verizon offers Fixed Wireless service to 81.1% of Downtown Fullerton homes. Across the neighborhood, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 300 Mbps
EarthLink Fixed Wireless in Downtown Fullerton, Fullerton, CA
EarthLink offers Fixed Wireless service to 48.8% of Downtown Fullerton homes. Across the neighborhood, EarthLink Fixed Wireless has speeds up to 43 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 7.0 Mbps throughout the neighborhood.
AT&T Fixed Wireless in Downtown Fullerton, Fullerton, CA
AT&T offers Fixed Wireless service to 48.8% of Downtown Fullerton homes. Across the neighborhood, AT&T Fixed Wireless has speeds up to 43 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 7.0 Mbps throughout the neighborhood.
Which ISP Should You Choose in Downtown Fullerton?
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 Downtown Fullerton is Spectrum.
- The fastest internet provider should be AT&T and EarthLink. Considering speed for the money and reliability in speeds, Spectrum may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Downtown Fullerton is AT&T.
- AT&T, Viasat, HughesNet, EarthLink, and Cosmo Network Solutions has the broadest coverage in Downtown Fullerton, and is most likely to cover your home. To find out exactly what's available at your home, please use our address search tool.
How does Downtown Fullerton compare to other cities with a similar population?
To see how Downtown Fullerton stacks up on the national level, it's useful to look at some other cities with similarly sized populations. Below you can see a list of these cities and how they compare to Downtown Fullerton's A- ISP Report Card and 81 / 100 Digital Connectivity Index.
- ISP Report Card: A-
- Digital Connectivity Index: 51 / 100
- ISP Report Card: A
- Digital Connectivity Index: 72 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 59 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 61 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 75 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 50 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 70 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 50 / 100
- ISP Report Card: C
- Digital Connectivity Index: 86 / 100
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