| 206.150.0.0 | 206.150.64.247 | CenturyLink Communications, LLC |
| 206.150.64.248 | 206.150.64.255 | Clearstone Central Laboratories (Canada) Inc. |
| 206.150.65.0 | 206.150.66.31 | CenturyLink Communications, LLC |
| 206.150.66.32 | 206.150.66.63 | Zonar Systems |
| 206.150.66.64 | 206.150.66.87 | Microage, a division of Syspro Proven Systems Lt.. |
| 206.150.66.88 | 206.150.66.95 | Varicent Software Inc. |
| 206.150.66.96 | 206.150.67.127 | CenturyLink Communications, LLC |
| 206.150.67.128 | 206.150.67.255 | Varicent Software Inc. |
| 206.150.68.0 | 206.150.68.191 | CenturyLink Communications, LLC |
| 206.150.68.192 | 206.150.68.207 | Odyssey Financial Technologies Inc. |