Humminbird VHF55S Operation Manual page 25

Channel Ship Transmit
No. MHz
27 157.350
28 157.400
63A 156.175
65A 156.275
66A 156.325
67 156.375
68 156.425
69 156.475
70 156.525
71 156.575
72 156.625
73 156.675
74 156.725
77 156.875
78A 156.925
79A 156.975
80A 157.025
81A 157.075
82A 157.125
83A 157.175
84 157.225
85 157.275
86 157.325
88A 157.425
* VTS stands for Vessel Traffic Service, and is a system that provides active monitoring and navigational advice
for vessels in particularly confined and busy waterways.
U.S. Marine Channels
Ship Receive
Use
MHz
161.950 Public Correspondence (Marine Operator).
162.000 Public Correspondence (Marine Operator).
156.175 Port Operations and Commercial, VTS.
Available Only in New Orleans / Lower
Mississippi area.
156.275 Port Operations.
156.325 Port Operations.
156.375 Commercial. Used for Bridge to Bridge
Communications in Lower Mississippi River.
Intership Only.
156.425 Non-Commercial.
156.475 Non-Commercial.
156.525 Digital Selective Calling (Voice Communications
Not Allowed).
156.575 Non-Commercial.
156.625 Non-Commercial (Intership Only).
156.675 Port Operations.
156.725 Port Operations.
156.875 Port Operations (Intership Only).
156.925 Non-Commercial.
156.975 Commercial. Non-Commercial in Great Lakes Only.
157.025 Commercial. Non-Commercial in Great Lakes Only.
157.075 U.S. Government Only - Environmental Protection
Operations.
157.125 U.S. Government Only.
157.175 U.S. Coast Guard Only.
161.825 Public Correspondence (Marine Operator).
161.875 Public Correspondence (Marine Operator).
161.925 Public Correspondence (Marine Operator).
157.425 Commercial, Intership Only.
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