Repeaters
The Cascade Amateur Radio Society operates several repeaters in the Portland area.
| Output Freq | Tx offset | PL tone | Location | Notes |
| 146.700 MHz | -600 kHz | 100.0 Hz | Portland Stonehenge Tower | EchoLink, Fusion |
| 441.625 MHz | +5 MHz | 146.2 Hz | Gresham Walters Hill | |
| 442.425 MHz | +5 MHz | 100.0 Hz | Sandy | |
| 444.525 | +5 MHz | 103.5 Hz | Camas Prune Hill | |