There are 2 internet providers operating in National City, the most popular being Cox Communications. Cox Communications offers cable and fiber internet service. In 6,379 recent tests, on average, we have been seeing 110 Mbps for download speeds and 11 Mbps for upload speeds for Cox Communications customers. In addition to Cox Communications, DSL and fiber internet service is also available from AT&T.
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.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| Cox Communications Cable Fiber | 110 Mbps | 11 Mbps | 10 ms |
| AT&T DSL Fiber | 194 Mbps | 118 Mbps | 8 ms |
| * Data from speed tests taken in the last 3 months | |||
Cox Communications is the most popular provider in National City offering cable and fiber internet service. Users have been getting 110 Mbps for download speeds and 11 Mbps for upload speeds over 6,379 recent tests.
Cox Communications has the 2nd fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in National City. 26% of users saw download speeds between 100-250 Mbps, and 45% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 26, 2023 | 5 Mbps | 28 Mbps | 12 ms |
| March 26, 2023 | 52 Mbps | 11 Mbps | 25 ms |
| March 26, 2023 | 37 Mbps | 3 Mbps | 10 ms |
| March 26, 2023 | 94 Mbps | 31 Mbps | 7 ms |
| March 26, 2023 | 105 Mbps | 22 Mbps | 18 ms |
| March 26, 2023 | 53 Mbps | 11 Mbps | 19 ms |
| March 26, 2023 | 86 Mbps | 2 Mbps | 8 ms |
| March 26, 2023 | 210 Mbps | 21 Mbps | 8 ms |
| March 26, 2023 | 146 Mbps | 11 Mbps | 16 ms |
| March 26, 2023 | 421 Mbps | 36 Mbps | 9 ms |
AT&T is the 2nd most popular provider in National City offering DSL and fiber internet service. Users have been getting 194 Mbps for download speeds and 118 Mbps for upload speeds over 1,471 recent tests.
AT&T has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in National City. 25% of users saw download speeds between 250-500 Mbps, and 31% of users saw upload speeds faster than 250 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 26, 2023 | 470 Mbps | 536 Mbps | n/a ms |
| March 26, 2023 | 3 Mbps | 8 Mbps | 9 ms |
| March 25, 2023 | 411 Mbps | 509 Mbps | n/a ms |
| March 25, 2023 | 12 Mbps | 13 Mbps | 19 ms |
| March 24, 2023 | 421 Mbps | 460 Mbps | n/a ms |
| March 24, 2023 | 26 Mbps | 22 Mbps | 6 ms |
| March 24, 2023 | 926 Mbps | 905 Mbps | 5 ms |
| March 24, 2023 | 242 Mbps | 117 Mbps | 6 ms |
| March 23, 2023 | 81 Mbps | 7 Mbps | 22 ms |
| March 23, 2023 | 46 Mbps | 23 Mbps | 5 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.