(New) CH
No.
(Old) CH No.
TX Freq
RX Freq
Single Freq
Use
73
73
156.675
156.675
x
Port operations.
74
74
156.725
156.725
x
Port operations.
77
77
156.875
156.875
x
Port operations (Intership only).
1078
78A
156.925
156.925
x
Non-commercial.
1079
79A
156.975
156.975
x
Commercial.
Non-commercial in Great Lakes only).
1080
80A
157.025
157.025
x
Commercial.
Non-commercial in Great Lakes only).
1081
81A
157.075
157.075
x
US Government only — Environmental protection operations.
1082
82A
157.125
157.125
x
US Government only.
1083
83A
157.175
157.175
x
US Government only.
84
84
157.225
161.825
Public correspondence (Marine operator).
85
85
157.275
161.875
Public correspondence (Marine operator).
86
86
157.325
161.925
Public correspondence (Marine operator).
87
87
157.375
161.975
Public correspondence (Marine operator).
88
88
157.425
162.025
Public correspondence only near the Canadian border
1088
88A
157.425
157.425
x
Commercial, Intership only.
AIS 1
AIS 1
161.975
x
Automatic Identification System (AIS)
AIS 2
AIS 2
162.025
x
Automatic Identification System (AIS)
Please be aware that:
• Recreational boaters normally use channels listed as Non-commercial: 68, 69, 71, 72 78A.
• Channel 70 is used exclusively for DSC and is not available for regular voice communications.
• Channels 75 and 76 are reserved as guards bands for channel 16 and are not available for regular voice communications.
• Channels AIS 1 and AIS 2 are only supported by VHF products which include an AIS receiver.
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