|
Channel
|
Ship Transmit MHz
|
Ship Receive MHz
|
Description
|
|
01A
|
156.050
|
156.050
|
Port Operations and Commercial, VTS. Available only in New Orleans / Lower Mississippi area.
|
|
05A
|
156.250
|
156.250
|
Port Operations or VTS in the Houston, New Orleans and Seattle areas.
|
|
06
|
156.300
|
156.300
|
Intership Safety
|
|
07A
|
156.350
|
156.350
|
Commercial
|
|
08
|
156.400
|
156.400
|
Commercial (Intership only)
|
|
09
|
156.450
|
156.450
|
Boater Calling. Commercial and Non-Commercial.
|
|
10
|
156.500
|
156.500
|
Commercial
|
|
11
|
156.550
|
156.550
|
Commercial. VTS in selected areas.
|
|
12
|
156.600
|
156.600
|
Port Operations. VTS in selected areas.
|
|
13
|
156.650
|
156.650
|
Intership Navigation Safety (Bridge-to-bridge). Ships >20m length maintain a listening watch on this channel in US waters.
|
|
14
|
156.700
|
156.700
|
Port Operations. VTS in selected areas.
|
|
15
|
--
|
156.750
|
Environmental (Receive only). Used by Class C EPIRBs.
|
|
16
|
156.800
|
156.800
|
International Distress, Safety and Calling. Ships required to carry radio, USCG, and most coast stations maintain a listening watch on this channel.
|
|
17
|
156.850
|
156.850
|
State Control
|
|
18A
|
156.900
|
156.900
|
Commercial
|
|
19A
|
156.950
|
156.950
|
Commercial
|
|
20
|
157.000
|
161.600
|
Port Operations (duplex)
|
|
20A
|
157.000
|
157.000
|
Port Operations
|
|
21A
|
157.050
|
157.050
|
U.S. Coast Guard only
|
|
22A
|
157.100
|
157.100
|
Coast Guard Liaison and Maritime Safety Information Broadcasts. Broadcasts announced on channel 16.
|
|
23A
|
157.150
|
157.150
|
U.S. Coast Guard only
|
|
24
|
157.200
|
161.800
|
Public Correspondence (Marine Operator)
|
|
25
|
157.250
|
161.850
|
Public Correspondence (Marine Operator)
|
|
26
|
157.300
|
161.900
|
Public Correspondence (Marine Operator)
|
|
27
|
157.350
|
161.950
|
Public Correspondence (Marine Operator)
|
|
28
|
157.400
|
162.000
|
Public Correspondence (Marine Operator)
|
|
63A
|
156.175
|
156.175
|
Port Operations and Commercial, VTS. Available only in New Orleans / Lower Mississippi area.
|
|
65A
|
156.275
|
156.275
|
Port Operations
|
|
66A
|
156.325
|
156.325
|
Port Operations
|
|
67
|
156.375
|
156.375
|
Commercial. Used for Bridge-to-bridge communications in lower Mississippi River. Intership only.
|
|
68
|
156.425
|
156.425
|
Non-Commercial
|
|
69
|
156.475
|
156.475
|
Non-Commercial
|
|
70
|
156.525
|
156.525
|
Digital Selective Calling (voice communications not allowed)
|
|
71
|
156.575
|
156.575
|
Non-Commercial
|
|
72
|
156.625
|
156.625
|
Non-Commercial (Intership only)
|
|
73
|
156.675
|
156.675
|
Port Operations
|
|
74
|
156.725
|
156.725
|
Port Operations
|
|
77
|
156.875
|
156.875
|
Port Operations (Intership only)
|
|
78A
|
156.925
|
156.925
|
Non-Commercial
|
|
79A
|
156.975
|
156.975
|
Commercial. Non-Commercial in Great Lakes only
|
|
80A
|
157.025
|
157.025
|
Commercial. Non-Commercial in Great Lakes only
|
|
81A
|
157.075
|
157.075
|
U.S. Government only - Environmental protection operations.
|
|
82A
|
157.125
|
157.125
|
U.S. Government only
|
|
83A
|
157.175
|
157.175
|
U.S. Government 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
|
Automatic Identification System duplex repeater
|
|
AIS 1
|
161.975
|
161.975
|
|
|
AIS 2
|
162.025
|
162.025
|
|
|
88A
|
157.425
|
157.425
|
Commercial, Intership only.
|