In Southold there are 1 internet service providers, with Optimum being the most popular. Optimum offers cable internet service. Over 1,685 recent tests, our research shows that Optimum customers have been getting 191 Mbps for download speeds and 21 Mbps for upload speeds.
While these are the real speeds we have been seeing in recent tests, there are many factors that affect download and upload speeds, so your actual service may differ.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| Optimum Cable | 191 Mbps | 21 Mbps | 8 ms |
| * Data from speed tests taken in the last 3 months | |||
Optimum is the most popular provider in Southold offering cable internet service. Users have been getting 191 Mbps for download speeds and 21 Mbps for upload speeds over 1,685 recent tests.
Optimum has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Southold. 40% of users saw download speeds between 100-250 Mbps, and 39% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| June 17, 2024 | 311 Mbps | 29 Mbps | 10 ms |
| June 17, 2024 | 168 Mbps | 8 Mbps | 14 ms |
| June 17, 2024 | 209 Mbps | 36 Mbps | 10 ms |
| June 17, 2024 | 301 Mbps | 21 Mbps | 8 ms |
| June 17, 2024 | 121 Mbps | 23 Mbps | 7 ms |
| June 17, 2024 | 297 Mbps | 17 Mbps | 11 ms |
| June 17, 2024 | 276 Mbps | 48 Mbps | 7 ms |
| June 16, 2024 | 110 Mbps | 3 Mbps | 11 ms |
| June 16, 2024 | 301 Mbps | 21 Mbps | 7 ms |
| June 16, 2024 | 128 Mbps | 8 Mbps | 6 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.