Frequencies used by ACARS around the world
| 129.125 MHz. | Additional channel for USA & Canada | 
| 130.025 MHz. | Secondary channel for USA and Canada | 
| 130.450 MHz. | Additional channel for USA & Canada | 
| 131.125 MHz. | Additional channel for USA | 
| 131.450 MHz. | Primary channel for Japan | 
| 131.475 MHz. | Air Canada company channel | 
| 131.525 MHz. | European secondary | 
| 131.550 MHz. | Primary Channel for USA and Canada Also Primary Channel for Australia | 
| 131.725 MHz. | Primary channel in Europe | 
| 136.900 MHz. | Additional European Channel | 
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