Charleston residents have 3 internet providers to choose from. Suddenlink Communications is the most popular provider, offering cable internet service. In our research, we have been seeing 131 Mbps for download speeds and 19 Mbps for upload speeds for Suddenlink Communications customers over 22,686 recent tests. Frontier Communications and Lumos Networks also have coverage in Charleston, although they are not as popular as Suddenlink Communications. These providers offer DSL and fiber internet service.
See more detailed speed and coverage data below.
Provider | Download Speed | Upload Speed | Latency |
---|---|---|---|
Suddenlink Communications Cable | 131 Mbps | 19 Mbps | 26 ms |
Frontier Communications DSL Fiber | 20 Mbps | 2 Mbps | 35 ms |
Lumos Networks DSL | 84 Mbps | 48 Mbps | 19 ms |
* Data from speed tests taken in the last 3 months |
Suddenlink Communications is the most popular provider in Charleston offering cable internet service. Users have been getting 131 Mbps for download speeds and 19 Mbps for upload speeds over 22,686 recent tests.
Suddenlink Communications has the fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Charleston. 28% of users saw download speeds between 250-500 Mbps, and 40% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
Date | Download Speed | Upload Speed | Latency |
---|---|---|---|
June 17, 2024 | 683 Mbps | 51 Mbps | 26 ms |
June 17, 2024 | 381 Mbps | 42 Mbps | 26 ms |
June 17, 2024 | 504 Mbps | 9 Mbps | 25 ms |
June 17, 2024 | 129 Mbps | 16 Mbps | 25 ms |
June 17, 2024 | 661 Mbps | 37 Mbps | 22 ms |
June 17, 2024 | 683 Mbps | 37 Mbps | 35 ms |
June 17, 2024 | 247 Mbps | 21 Mbps | 24 ms |
June 17, 2024 | 90 Mbps | 20 Mbps | 30 ms |
June 17, 2024 | 580 Mbps | 37 Mbps | 28 ms |
June 17, 2024 | 307 Mbps | 18 Mbps | 28 ms |
Frontier Communications is the 2nd most popular provider in Charleston offering DSL and fiber internet service. Users have been getting 20 Mbps for download speeds and 2 Mbps for upload speeds over 18,925 recent tests.
Frontier Communications has the 3rd fastest average download speed, the 3rd fastest average upload speed, and the 3rd lowest latency out of all of the providers in Charleston. 31% of users saw download speeds slower than 10 Mbps, and 55% of users saw upload speeds slower than 5 Mbps.
Download Speeds
Upload Speeds
Date | Download Speed | Upload Speed | Latency |
---|---|---|---|
June 17, 2024 | 11 Mbps | 2 Mbps | 35 ms |
June 17, 2024 | 6 Mbps | 1 Mbps | 31 ms |
June 17, 2024 | 9 Mbps | 3 Mbps | 20 ms |
June 17, 2024 | 13 Mbps | 1 Mbps | 43 ms |
June 17, 2024 | 6 Mbps | 1 Mbps | 34 ms |
June 17, 2024 | 5 Mbps | 1 Mbps | 33 ms |
June 17, 2024 | 6 Mbps | 1 Mbps | 34 ms |
June 17, 2024 | 19 Mbps | 2 Mbps | 40 ms |
June 17, 2024 | 508 Mbps | 509 Mbps | 24 ms |
June 17, 2024 | 93 Mbps | 93 Mbps | 36 ms |
Lumos Networks is the 3rd most popular provider in Charleston offering DSL internet service. Users have been getting 84 Mbps for download speeds and 48 Mbps for upload speeds over 695 recent tests.
Lumos Networks has the 2nd fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Charleston. 34% of users saw download speeds between 100-250 Mbps, and 23% of users saw upload speeds between 50-100 Mbps.
Download Speeds
Upload Speeds
Date | Download Speed | Upload Speed | Latency |
---|---|---|---|
June 17, 2024 | 3 Mbps | 3 Mbps | 16 ms |
June 16, 2024 | 636 Mbps | 770 Mbps | 20 ms |
June 16, 2024 | 22 Mbps | 24 Mbps | 21 ms |
June 13, 2024 | 103 Mbps | 51 Mbps | 201 ms |
June 10, 2024 | 50 Mbps | 49 Mbps | 21 ms |
June 10, 2024 | 38 Mbps | 2 Mbps | 6 ms |
June 9, 2024 | 43 Mbps | 43 Mbps | 13 ms |
June 7, 2024 | 6 Mbps | 402 Mbps | 3 ms |
June 6, 2024 | 23 Mbps | 25 Mbps | 21 ms |
June 3, 2024 | 1 Mbps | 1 Mbps | 26 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.