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 110 Mbps for download speeds and 17 Mbps for upload speeds for Suddenlink Communications customers over 24,025 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 | 110 Mbps | 17 Mbps | 25 ms |
Frontier Communications DSL Fiber | 18 Mbps | 1 Mbps | 35 ms |
Lumos Networks DSL | 48 Mbps | 28 Mbps | 20 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 110 Mbps for download speeds and 17 Mbps for upload speeds over 24,025 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 100-250 Mbps, and 41% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
Date | Download Speed | Upload Speed | Latency |
---|---|---|---|
March 16, 2024 | 397 Mbps | 42 Mbps | 25 ms |
March 16, 2024 | 384 Mbps | 34 Mbps | 26 ms |
March 16, 2024 | 105 Mbps | 3 Mbps | 28 ms |
March 16, 2024 | 106 Mbps | 11 Mbps | 30 ms |
March 16, 2024 | 133 Mbps | 20 Mbps | 22 ms |
March 16, 2024 | 379 Mbps | 19 Mbps | 24 ms |
March 16, 2024 | 51 Mbps | 9 Mbps | 24 ms |
March 16, 2024 | 623 Mbps | 36 Mbps | 22 ms |
March 16, 2024 | 218 Mbps | 1 Mbps | 27 ms |
March 16, 2024 | 106 Mbps | 11 Mbps | 31 ms |
Frontier Communications is the 2nd most popular provider in Charleston offering DSL and fiber internet service. Users have been getting 18 Mbps for download speeds and 1 Mbps for upload speeds over 12,977 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. 34% of users saw download speeds slower than 10 Mbps, and 65% of users saw upload speeds slower than 5 Mbps.
Download Speeds
Upload Speeds
Date | Download Speed | Upload Speed | Latency |
---|---|---|---|
March 16, 2024 | 6 Mbps | 1 Mbps | 32 ms |
March 16, 2024 | 22 Mbps | 2 Mbps | 47 ms |
March 16, 2024 | 11 Mbps | 1 Mbps | 33 ms |
March 16, 2024 | 3 Mbps | 1 Mbps | 54 ms |
March 16, 2024 | 19 Mbps | 18 Mbps | 24 ms |
March 16, 2024 | 11 Mbps | 2 Mbps | 38 ms |
March 16, 2024 | 2 Mbps | 1 Mbps | 33 ms |
March 16, 2024 | 8 Mbps | 1 Mbps | 35 ms |
March 16, 2024 | 26 Mbps | 1 Mbps | 32 ms |
March 16, 2024 | 20 Mbps | 1 Mbps | 30 ms |
Lumos Networks is the 3rd most popular provider in Charleston offering DSL internet service. Users have been getting 48 Mbps for download speeds and 28 Mbps for upload speeds over 393 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. 23% of users saw download speeds between 100-250 Mbps, and 27% of users saw upload speeds between 25-50 Mbps.
Download Speeds
Upload Speeds
Date | Download Speed | Upload Speed | Latency |
---|---|---|---|
March 16, 2024 | 40 Mbps | 101 Mbps | 18 ms |
March 14, 2024 | 110 Mbps | 90 Mbps | 17 ms |
March 14, 2024 | 55 Mbps | 35 Mbps | 19 ms |
March 13, 2024 | 14 Mbps | 6 Mbps | 18 ms |
March 13, 2024 | 27 Mbps | 14 Mbps | 47 ms |
March 12, 2024 | 26 Mbps | 38 Mbps | 59 ms |
March 11, 2024 | 755 Mbps | 811 Mbps | 11 ms |
March 9, 2024 | 171 Mbps | 207 Mbps | 19 ms |
March 9, 2024 | 105 Mbps | 176 Mbps | 11 ms |
March 7, 2024 | 193 Mbps | 89 Mbps | 72 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.