Internet Speeds in Fullerton, CA

There are 3 internet providers operating in Fullerton, the most popular being Spectrum. Spectrum offers cable and fiber internet service. In 21,113 recent tests, on average, we have been seeing 198 Mbps for download speeds and 12 Mbps for upload speeds for Spectrum customers. In addition to Spectrum, DSL and fiber internet service is also available from AT&T and Frontier Communications.

While these are the real speeds we have been seeing in our research, there are many factors that go into the actual download and upload speeds you will encounter.

Last updated on March 18, 2024
ProviderDownload SpeedUpload SpeedLatency
Spectrum
Cable
Fiber
View Details →
198 Mbps12 Mbps10 ms
AT&T
DSL
Fiber
View Details →
121 Mbps93 Mbps7 ms
Frontier Communications
DSL
Fiber
View Details →
77 Mbps38 Mbps5 ms
* Data from speed tests taken in the last 3 months

Internet Providers in Fullerton, CA

Spectrum

Cable
Fiber

Download Speed

198Mbps

Upload Speed

12Mbps

Latency

10ms

Overview

Spectrum is the most popular provider in Fullerton offering cable and fiber internet service. Users have been getting 198 Mbps for download speeds and 12 Mbps for upload speeds over 21,113 recent tests.

Performance Breakdown

Spectrum has the fastest average download speed, the 3rd fastest average upload speed, and the 3rd lowest latency out of all of the providers in Fullerton. 34% of users saw download speeds between 250-500 Mbps, and 58% of users saw upload speeds between 10-25 Mbps.

Download Speeds

Upload Speeds

Recent Spectrum Speed Tests in Fullerton

DateDownload SpeedUpload SpeedLatency
March 16, 202493 Mbps11 Mbps8 ms
March 16, 2024403 Mbps40 Mbps11 ms
March 16, 2024222 Mbps8 Mbps5 ms
March 16, 2024444 Mbps22 Mbps6 ms
March 16, 2024340 Mbps11 Mbps15 ms
March 16, 2024540 Mbps21 Mbps8 ms
March 16, 202471 Mbps2 Mbps11 ms
March 16, 20241 Mbps1 Mbps2172 ms
March 16, 2024492 Mbps20 Mbps6 ms
March 16, 2024134 Mbps12 Mbps7 ms

AT&T

DSL
Fiber

Download Speed

121Mbps

Upload Speed

93Mbps

Latency

7ms

Overview

AT&T is the 2nd most popular provider in Fullerton offering DSL and fiber internet service. Users have been getting 121 Mbps for download speeds and 93 Mbps for upload speeds over 6,866 recent tests.

Performance Breakdown

AT&T has the 2nd fastest average download speed, the fastest average upload speed, and the 2nd lowest latency out of all of the providers in Fullerton. 23% of users saw download speeds between 250-500 Mbps, and 27% of users saw upload speeds faster than 250 Mbps.

Download Speeds

Upload Speeds

Recent AT&T Speed Tests in Fullerton

DateDownload SpeedUpload SpeedLatency
March 16, 2024613 Mbps607 Mbps6 ms
March 16, 2024257 Mbps253 Mbps8 ms
March 16, 2024408 Mbps232 Mbps7 ms
March 16, 202453 Mbps12 Mbps22 ms
March 16, 202461 Mbps71 Mbps6 ms
March 16, 202460 Mbps89 Mbps8 ms
March 16, 202494 Mbps93 Mbps6 ms
March 16, 2024582 Mbps219 Mbps7 ms
March 16, 202410 Mbps1 Mbps22 ms
March 16, 202454 Mbps12 Mbps24 ms

Frontier Communications

DSL
Fiber

Download Speed

77Mbps

Upload Speed

38Mbps

Latency

5ms

Overview

Frontier Communications is the 3rd most popular provider in Fullerton offering DSL and fiber internet service. Users have been getting 77 Mbps for download speeds and 38 Mbps for upload speeds over 162 recent tests.

Performance Breakdown

Frontier Communications has the 3rd fastest average download speed, the 2nd fastest average upload speed, and the lowest latency out of all of the providers in Fullerton. 31% of users saw download speeds between 10-25 Mbps, and 33% of users saw upload speeds between 25-50 Mbps.

Download Speeds

Upload Speeds

Recent Frontier Communications Speed Tests in Fullerton

DateDownload SpeedUpload SpeedLatency
March 16, 202481 Mbps39 Mbps4 ms
March 16, 20242 Mbps2 Mbps22 ms
March 16, 202411 Mbps10 Mbps8 ms
March 15, 202412 Mbps11 Mbps7 ms
March 15, 202478 Mbps38 Mbps3 ms
March 14, 202412 Mbps11 Mbps5 ms
March 14, 202479 Mbps38 Mbps3 ms
March 14, 2024456 Mbps483 Mbps4 ms
March 14, 202492 Mbps91 Mbps4 ms
March 14, 20245 Mbps34 Mbps15 ms

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Frequently Asked Questions

What internet providers are available in Fullerton, CA?

Spectrum, AT&T and Frontier Communications currently operate in Fullerton.

What is the most popular internet provider in Fullerton, CA?

Spectrum is currently the most popular internet provider in Fullerton based on the number of speed tests in the last 3 months.

What is the fastest internet provider in Fullerton, CA?

The fastest internet provider for you is going to differ based on your needs, and which providers actually serve your home. However, when it comes to the real speeds users in Fullerton are getting, Spectrum provides the fastest download and upload speeds.

Is there fiber internet in Fullerton, CA?

AT&T, Frontier Communications and Spectrum provide fiber internet in Fullerton.