VHF Maritime Mobile Band
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Marine VHF radio is officially called VHF Maritime Mobile Band and refers to the radio frequency range between 156.0 and 162.025 MHz. These are allowed a maximum power of 25 watts.
| Channel | Ship TX | Ship RX | Usage/Notes |
|---|---|---|---|
| 01A | 156.0500 | 156.0500 | Port Operations and Commercial, VTS. Available only in New Orleans/Lower Mississippi area. |
| 05A | 156.2500 | 156.2500 | Port Operations or VTS in Houston, New Orleans and Seattle. |
| 06 | 156.3000 | 156.3000 | Intership Safety |
| 07A | 156.3500 | 156.3500 | Commercial |
| 08 | 156.4000 | 156.4000 | Commercial (Intership only) |
| 09 | 156.4500 | 156.4500 | Boater Calling. Commercial and Non-Commercial. |
| 10 | 156.5000 | 156.5000 | Commercial |
| 11 | 156.5500 | 156.5500 | Commercial. VTS in selected areas. |
| 12 | 156.6000 | 156.6000 | Port Operations. VTS in selected areas. |
| 13 | 156.6500 | 156.6500 | Intership Navigation Safety (Bridge-to-bridge). Ships >20m length maintain a listening watch on this channel in US waters. |
| 14 | 156.7000 | 156.7000 | Port Operations. VTS in selected areas. |
| 15 | -- | 156.7500 | Environmental (Receive only). Used by Class C EPIRBs. |
| 16 | 156.8000 | 156.8000 | International Distress, Safety and Calling. Ships required to carry radio, USCG, and most coast stations maintain a listening watch on this channel. |
| 17 | 156.8500 | 156.8500 | State Control |
| 18A | 156.9000 | 156.9000 | Commercial |
| 19A | 156.9500 | 156.9500 | Commercial |
| 20 | 157.0000 | 161.6000 | Port Operations (duplex) |
| 20A | 157.0000 | 157.0000 | Port Operations |
| 21A | 157.0500 | 157.0500 | U.S. Coast Guard only. |
| 22A | 157.1000 | 157.1000 | Coast Guard Liaison and Maritime Safety Information Broadcasts. Broadcasts announced on channel 16. |
| 23A | 157.1500 | 157.1500 | U.S. Coast Guard only |
| 24 | 157.2000 | 161.8000 | Public Correspondence (Marine Operator) |
| 25 | 157.2500 | 161.8500 | Public Correspondence (Marine Operator) |
| 26 | 157.3000 | 161.9000 | Public Correspondence (Marine Operator) |
| 27 | 157.3500 | 161.9500 | Public Correspondence (Marine Operator) |
| 28 | 157.4000 | 162.0000 | Public Correspondence (Marine Operator) |
| 63A | 156.1750 | 156.1750 | Port Operations and Commercial, VTS. Available only in New Orleans/Lower Mississippi area. |
| 65A | 156.2750 | 156.2750 | Port Operations |
| 66A | 156.3250 | 156.3250 | Port Operations |
| 67 | 156.3750 | 156.3750 | Commercial. Used for Bridge-to-bridge communications in lower Mississippi River. Intership only. |
| 68 | 156.4250 | 156.4250 | Non-Commercial |
| 69 | 156.4750 | 156.4750 | Non-Commercial |
| 70 | 156.5250 | 156.5250 | Digital Selective Calling DSC (voice communications not allowed) |
| 71 | 156.5750 | 156.5750 | Non-Commercial |
| 72 | 156.6250 | 156.6250 | Non-Commercial (Intership only) |
| 73 | 156.6750 | 156.6750 | Port Operations |
| 74 | 156.7250 | 156.7250 | Port Operations |
| 77 | 156.8750 | 156.8750 | Port Operations (Intership only) |
| 78A | 156.9250 | 156.9250 | Non-Commercial |
| 79A | 156.9750 | 156.9750 | Commercial. Non-Commercial in Great Lakes only |
| 80A | 157.0250 | 157.0250 | Commercial. Non-Commercial in Great Lakes only |
| 81A | 157.0750 | 157.0750 | U.S. Government only - Environmental protection operations. |
| 82A | 157.1250 | 157.1250 | U.S. Government only |
| 83A | 157.1750 | 157.1750 | U.S. Coast Guard only |
| 84 | 157.2250 | 161.8250 | Public Correspondence (Marine Operator) |
| 85 | 157.2750 | 161.8750 | Public Correspondence (Marine Operator) |
| 86 | 157.3250 | 161.9250 | Public Correspondence (Marine Operator) |
| 87 | 157.3750 | 161.9750 | Public Correspondence (Marine Operator) |
| 88A | 157.4250 | 157.4250 | Commercial, Intership only |
| AIS 1 | 161.9750 | 161.9750 | Automatic Identification System AIS (digital) |
| AIS 2 | 162.0250 | 162.0250 | Automatic Identification System AIS (digital) |
Related
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