Columbia residents have 2 internet providers to choose from. AT&T is the most popular provider, offering DSL and fixed wireless internet service. In our research, we have been seeing 10 Mbps for download speeds and 54 Mbps for upload speeds for AT&T customers over 19 recent tests. In addition to AT&T, cable internet service is also available from Xfinity.
See more detailed speed and coverage data below.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| AT&T DSL Fixed Wireless | 10 Mbps | 54 Mbps | 24 ms |
| Xfinity Cable | 355 Mbps | 1 Mbps | 16 ms |
| * Data from speed tests taken in the last 3 months | |||
AT&T is the most popular provider in Columbia offering DSL and fixed wireless internet service. Users have been getting 10 Mbps for download speeds and 54 Mbps for upload speeds over 19 recent tests.
AT&T has the 2nd fastest average download speeds and the fastest average upload speeds out of all of the providers in Columbia. 33% of users saw download speeds between 50-100 Mbps, and 60% of users saw upload speeds between 50-100 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| September 13, 2022 | 2 Mbps | 1 Mbps | 96 ms |
| September 7, 2022 | 10 Mbps | 1 Mbps | 308 ms |
Xfinity is the 2nd most popular provider in Columbia offering cable internet service. Users have been getting 355 Mbps for download speeds and 1 Mbps for upload speeds over 4 recent tests.
Xfinity has the fastest average download speeds and the 2nd fastest average upload speeds out of all of the providers in Columbia. 67% of users saw download speeds between 250-500 Mbps, and 67% of users saw upload speeds slower than 5 Mbps.
Download Speeds
Upload Speeds
We’ll run a download test and an upload test to give you the full picture of your internet connection.