Appendix B: Channel List
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Appendix B: Channel List
U.S. VHF Marine Radio Channels and Frequencies
CH.
No
XMIT
Freq
RCV
Freq
Single
Freq
Use
01A
156.050
156.050
x
Port Operations and Commercial, VTS.
Available only in New Orleans / Lower Mississippi area.
1
03A
156.150
156.150
x
U.S. Government only
05A
156.250
156.250
x
Port Operations or VTS in the Houston, New Orleans and Seattle
areas.
06
156.300
156.300
x
Intership Safety
07A
156.350
156.350
x
Commercial
08
156.400
156.400
x
Commercial (Intership only)
09
156.450
156.450
x
Boater Calling. Commercial and Non-Commercial.
10
156.500
156.500 x
Commercial
11
156.550
156.550
x
Commercial. VTS in selected areas.
12
156.600
156.600
x
Port Operations. VTS in selected areas.
13
156.650
156.650
x
Intership Navigation Safety (Bridge-to-bridge). Ships >20meters in
length maintain a listening watch on this channel in US waters.
2
14
156.700
156.700
x
Port Operations. VTS in selected areas.
15
–
156.750
x
Environmental (Receive only). Used by Class ‘C’ EPIRBs.
16
156.800
156.800
x
International Distress, Safety and Calling. Ships required to carry
radio, USCG, and most coast stations maintain a listening watch on
this channel.
3
17
156.850
156.850
x
State Control
18A
156.900
156.900
x
Commercial
19A
156.950
156.950
x
Commercial
20
157.000
161.600
Port Operations (duplex)
20A
157.000
157.000
x
Port Operations
21A
157.050
157.050
x
U.S. Coast Guard only