Appendix D: Channel List
97
• Recreational boaters normally use channels listed as Non-Commercial: 68, 69, 71, 72,
78A.
• Channel 70 is used exclusively for Digital Selective Calling (DSC) and is not available for
regular voice communications.
• Channels 75 and 76 are reserved as guard bands for Channel 16 and are not available for
regular voice communications.
Notes:
1. The letter “A” following a channel number indicates simplex use of the ship station trans-
mit side of an international semi-duplex channel. Operations are different from that of
international operations on that channel.
2. Channel 13 should be used to contact a ship when there is danger of collision. All ships of
length 20 meters or greater are required to guard VHF channel 13, in addition to VHF
channel 16, when operating within U.S. territorial waters.
3. Channel is Receive Only.
4. Channel 16 is used for calling other stations or for distress alerting.
5. Output power is fixed at 1 watt only.
6. Output power is initially set to 1 watt. User can temporarily override this restriction to
transmit at high power.
80A 157.025 157.025
x
Commercial. Non-Commercial in Great Lakes only
81A 157.075 157.075
x
U.S. Government only – Environmental protection operations.
82A 157.125 157.125
x
U.S. Government only
83A 157.175 157.175
x
U.S. Coast Guard only
84
157.225 161.825
Public Correspondence (Marine Operator)
85
157.275 161.875
Public Correspondence (Marine Operator)
86
157.325 161.925
Public Correspondence (Marine Operator)
87
157.375 161.975
Public Correspondence Marine Operator)
88
157.425 162.025
Public Correspondence only near Canadian border
88A 157.425 157.425
x
Commercial, Intership only
CH.
No
XMIT
Freq
RCV
Freq
Single
Freq
Use
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