Common APRS frequencies:
| Location | Frequency |
|---|---|
| North America | 144.390 MHz |
| Europe, Russia, South Africa | 144.800 MHz |
| Australia | 145.175 MHz |
| New Zealand | 144.575 MHz |
| Japan | 144.660 MHz |
| Argentina, Chile, Columbia | 144.390 MHz |
| International Space Station (ISS) | 145.825 MHz |