Channel |
Ship TX |
Ship RX |
Usage/Notes
|
01A |
156.0500 |
156.0500 |
Port Operations and Commercial, VTS. Available only in New Orleans/Lower Mississippi area.
|
05A |
156.2500 |
156.2500 |
Port Operations or VTS in Houston, New Orleans and Seattle.
|
6 |
156.3000 |
156.3000 |
Intership Safety
|
07A |
156.3500 |
156.3500 |
Commercial
|
8 |
156.4000 |
156.4000 |
Commercial (Intership only)
|
9 |
156.4500 |
156.4500 |
Boater Calling. Commercial and Non-Commercial.
|
10 |
156.5000 |
156.5000 |
Commercial
|
11 |
156.5500 |
156.5500 |
Commercial. VTS in selected areas.
|
12 |
156.6000 |
156.6000 |
Port Operations. VTS in selected areas.
|
13 |
156.6500 |
156.6500 |
Intership Navigation Safety (Bridge-to-bridge). Ships >20m length maintain a listening watch on this channel in US waters.
|
14 |
156.7000 |
156.7000 |
Port Operations. VTS in selected areas.
|
15 |
-- |
156.7500 |
Environmental (Receive only). Used by Class C EPIRBs.
|
16 |
156.8000 |
156.8000 |
International Distress, Safety and Calling. Ships required to carry radio, USCG, and most coast stations maintain a listening watch on this channel.
|
17 |
156.8500 |
156.8500 |
State Control
|
18A |
156.9000 |
156.9000 |
Commercial
|
19A |
156.9500 |
156.9500 |
Commercial
|
20 |
157.0000 |
161.6000 |
Port Operations (duplex)
|
20A |
157.0000 |
157.0000 |
Port Operations
|
21A |
157.0500 |
157.0500 |
U.S. Coast Guard only
|
22A |
157.1000 |
157.1000 |
Coast Guard Liaison and Maritime Safety Information Broadcasts. Broadcasts announced on channel 16.
|
23A |
157.1500 |
157.1500 |
U.S. Coast Guard only
|
24 |
157.2000 |
161.8000 |
Public Correspondence (Marine Operator)
|
25 |
157.2500 |
161.8500 |
Public Correspondence (Marine Operator)
|
26 |
157.3000 |
161.9000 |
Public Correspondence (Marine Operator)
|
27 |
157.3500 |
161.9500 |
Public Correspondence (Marine Operator)
|
28 |
157.4000 |
162.0000 |
Public Correspondence (Marine Operator)
|
63A |
156.1750 |
156.1750 |
Port Operations and Commercial, VTS. Available only in New Orleans/Lower Mississippi area.
|
65A |
156.2750 |
156.2750 |
Port Operations
|
66A |
156.3250 |
156.3250 |
Port Operations
|
67 |
156.3750 |
156.3750 |
Commercial. Used for Bridge-to-bridge communications in lower Mississippi River. Intership only.
|
68 |
156.4250 |
156.4250 |
Non-Commercial
|
69 |
156.4750 |
156.4750 |
Non-Commercial
|
70 |
156.5250 |
156.5250 |
Digital Selective Calling (voice communications not allowed)
|
71 |
156.5750 |
156.5750 |
Non-Commercial
|
72 |
156.6250 |
156.6250 |
Non-Commercial (Intership only)
|
73 |
156.6750 |
156.6750 |
Port Operations
|
74 |
156.7250 |
156.7250 |
Port Operations
|
77 |
156.8750 |
156.8750 |
Port Operations (Intership only)
|
78A |
156.9250 |
156.9250 |
Non-Commercial
|
79A |
156.9750 |
156.9750 |
Commercial. Non-Commercial in Great Lakes only
|
80A |
157.0250 |
157.0250 |
Commercial. Non-Commercial in Great Lakes only
|
81A |
157.0750 |
157.0750 |
U.S. Government only - Environmental protection operations.
|
82A |
157.1250 |
157.1250 |
U.S. Government only
|
83A |
157.1750 |
157.1750 |
U.S. Coast Guard only
|
84 |
157.2250 |
161.8250 |
Public Correspondence (Marine Operator)
|
85 |
157.2750 |
161.8750 |
Public Correspondence (Marine Operator)
|
86 |
157.3250 |
161.9250 |
Public Correspondence (Marine Operator)
|
87 |
157.3750 |
161.9750 |
Public Correspondence (Marine Operator)
|
88 |
157.4250 |
162.0250 |
Public Correspondence only near Canadian border.
|
88A |
157.4250 |
157.4250 |
Commercial, Intership only.
|