VHF Marine
Channel Assignments
VHF Marine Radio Protocols
Channel
Channel Map
Number
Int'l Canada USA
•
63
•
63A
•
•
64
•
•
64A
•
65
•
•
65A
•
66
•
•
66A
•
•
•
67
•
•
•
68
•
•
•
69
•
•
•
70
•
•
•
71
•
•
•
72
•
•
•
73
•
•
•
74
•
•
•
77
•
78
•
•
78A
20 English
Frequency
Power
Transmit
Receive
Limits
156.175
160.775
156.175
156.175
156.225
160.825
156.225
156.225
156.275
160.875
156.275
156.275
156.325
160.925
156.325
156.325
1 Watt CAN
156.375
156.375
1 Watt USA
156.425
156.425
156.475
156.475
RX only
156.525
156.575
156.575
156.625
156.625
156.675
156.675
156.725
156.725
156.875
156.875
1 Watt CAN
156.925
161.525
156.925
156.925
VHF Marine
Channel Assignments
VHF Marine Radio Protocols
Channel
Use
63
Public Correspondence (marine operator); Port Operations; Ship Movement
63A
Port Operations and Commercial; VTS in selected areas
64
Public Correspondence (marine operator); Port Operations; Ship Movement
64A
U.S. (government only); Canada (Commercial Fishing)
65
Public Correspondence (marine operator); Port Operations; Ship Movement
65A
Port Operations
66
Public Correspondence (marine operator); Port Operations; Ship Movement
66A
Port Operations
67
U.S. (commercial); used for bridge-to-bridge communications in lower
Mississippi River (intership only); Canada (commercial fishing), S&R
68
Non-Commercial (recreational)
69
International (intership, port operations, ship movement);
U.S. (non-commercial, recreational); Canada (commercial fishing only)
70
Digital Selective Calling (voice communications not allowed)
71
International (port operations, ship movement);
U.S. and Canada (non-commercial, recreational)
72
Non-Commercial (intership only)
73
International (intership, port operations, ship movement);
U.S. (port operations); Canada (commercial fishing only)
74
International (Intership, Port Operations, Ship Movement);
U.S. (port operations); Canada (commercial fishing only)
77
Port Operations (intership only); restricted to communications
with pilots for movement and docking of ships
78
Public Correspondence (marine operator)
78A
Non-Commercial (recreational)
Nothing comes close to a Cobra
21
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