F80
VHF Marine Radio Protocols
VHF Marine
Channel Assignments
VHF Marine Channel Assignments
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Three (3) sets of VHF channels have been established for marine use in the U.S.A., Canada and the rest of the world (International). Most of the channels are the same for all three (3) maps, but there are definite differences (see table on pages
The following is a brief outline of the channel assignments in the U.S.A. Channel Map.
Distress, Safety and Calling
Channel 16
Getting the attention of another station (calling) or in emergencies (distress and safety).
Calling
Channel 9
General purpose
Intership Safety
Channel 6
Coast Guard Liaison (U.S and Canadian)
Channel 22A
To talk to the Coast Guard
Non-Commercial
Channels 68*, 69, 71, 72, 78A, 79A*, 80A*
Working channels for small vessels. Messages must be about needs of the vessel, such as fishing reports, berthing and rendezvous. Use Channel 72 only for
Commercial
Channels 1A, 7A, 8, 9, 10, 11, 18A, 19A, 63A, 67, 72, 79A, 80A, 88A* Working channels for working ships only. Messages must be about business or needs of the ship. Use Channels 8, 67, 72 and 88A only for
14 English