Difference between revisions of "Maritime Frequency List"

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(→‎Other Marine Frequency Info: Steamship Authority still using VHF frequency for operations)
 
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{| border="1" cellpadding="4" style="width:500px; height:50px" style="border=1px #aaa solid;border-collapse: collapse;"
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== Marine Channels (US Bandplan) ==
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|-align="center" style="background:silver;"
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||<font color="blue">'''Frequency'''||<font color="blue">'''Channel'''||<font color="blue">'''Usage'''
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{{mediumtable}}
 +
!'''Frequency'''||'''Channel'''||'''Usage'''
 
|- align="center"  
 
|- align="center"  
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|156.175||63||Port Opeations/Commercial
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|156.0500||01||Port Operations and Commercial, VTS. <br> Available only in New Orleans/Lower Mississippi area
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|- align="center"
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|156.1750||63||Port Operations and Commercial, VTS. <br> Available only in New Orleans/Lower Mississippi area.
 
|- align="center"  
 
|- align="center"  
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|164.5500||FM||Cape Air FM Operations
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|156.2500||05||Port Operations or VTS in the Houston, New Orleans and Seattle areas.
 
|- align="center"
 
|- align="center"
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|166.2250||FM||Cape Air Maintenance, Fuel Net, Secondary Ops
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|156.2750||65||Port Operations
 
|- align="center"
 
|- align="center"
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|171.3375||FM||Coast Guard Dispensary, Ambulances (inactive?)
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|156.3000||06||Intership Safety
 
|- align="center"
 
|- align="center"
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|237.9000||AM||Air Operational Backup
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|156.3250||66||Port Operations
 
|- align="center"  
 
|- align="center"  
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|282.8000||AM||Joint SAR Operations UHF (USCG, USAF, USN, CAP)
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|156.3500||07||Commercial
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|- align="center"
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|156.3750||67||Commercial. <br> Used for Bridge-to-bridge communications in lower Mississippi River.  Intership only.
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|- align="center"
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|156.4000||08||Commercial (Intership only)
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|- align="center"
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|156.4250||68||Non-commercial ship to ship, ship to shore
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|- align="center"
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|156.4500||09||Calling Channel
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|- align="center"
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|156.4750||69||Non-commercial ship to ship, ship to shore
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|- align="center"
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|156.5000||10||Commercial
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|- align="center"
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|156.5250||70||Digital Selective Calling (voice communications not allowed)
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|- align="center"
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|156.5500||11||Commercial.  VTS in selected areas.
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|- align="center"
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|156.5750||71||Non-commercial ship to ship, ship to shore
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|- align="center"
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|156.6000||12||Port Operations.  VTS in selected areas.
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|- align="center"
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|156.6250||72||Non-Commercial (Intership only)
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|- align="center"
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|156.6500||13||Navigation - '''Cape Cod Canal Navigation'''<br>Intership Navigation Safety (Bridge-to-bridge). <br> Ships >20m length maintain a listening watch on this channel in US waters.
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|- align="center"
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|156.6750||73||Port Operations
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|- align="center"
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|156.7000||14||Port Operations - '''Cape Cod Canal Control'''<br>Port Operations.  VTS in selected areas.
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|- align="center"
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|156.7250||74||Port Operations
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|- align="center"
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|156.7500||15||Environmental ('''Receive only''').  Used by Class C EPIRBs.
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|- align="center"
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|156.8000||16||'''International Calling and Distress'''<br>International Distress, Safety and Calling.  Ships required to carry radio, USCG, and most coast stations maintain a listening watch on this channel.
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|- align="center"
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|156.8500||17||State Control
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|- align="center"
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|156.8750||77||Port Operations (Intership only)
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|- align="center"
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|156.9000||18||Commercial
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|- align="center"
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|156.9250||78||Non-commercial ship to ship, ship to shore
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|- align="center"
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|156.9500||19||Commercial
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|- align="center"
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|156.975||79||Commercial.  Non-Commercial in Great Lakes only
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|- align="center"
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|157.0000||20A||Port Operations Duplex (161.600 shore = Typically a Repeater)
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|- align="center"
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|157.0250||80||Commercial.  Non-Commercial in Great Lakes only
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|- align="center"
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|157.0500||21||US Coast Guard/Government '''(Sector SE New England, CGAS Cape Cod)'''
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|- align="center"
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|157.0750||81||US Coast Guard/Government '''(Sector Boston)'''
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|- align="center"
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|157.1000||22A||US Coast Guard "Notice to Mariners" Broadcasts, SAR Comms
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|- align="center"
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|157.1250||82||US Coast Guard/Government
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|- align="center"
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|157.1500||23||US Coast Guard/Government '''(Sector Northern New England)'''
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|- align="center"
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|157.1750||83||US Coast Guard Auxiliary
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|- align="center"
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|157.4250||88||Commercial, Intership only.
 
|- align="center"
 
|- align="center"
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|326.1500||AM||Air to Ground/Sea Primary
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|161.6000||20A||Pilots : Repeater Output in Boston
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|}
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== Other Marine Frequency Info ==
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 +
 
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{{mediumtable}}
 +
!'''Station'''||'''Frequency'''||'''Type'''||'''PL/DPL'''||'''Comments'''
 
|- align="center"
 
|- align="center"
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|345.0000||AM||Cape Air UHF Primary Operations
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|Steamship Authority||151.3550||||D465||Still active as of 2025.04.18 Scott
 
|- align="center"
 
|- align="center"
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|379.0500||AM||Air to Ground/Sea Secondary
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|Steamship Authority Shuttle||453.9000||R||110.9||Shuttles people from parking lots to ship.
 
|- align="center"
 
|- align="center"
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|413.4500||FM||Command Crew Alert Net
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|US Towboats||452.1750||R||67.0||Repeats several marine frequencies and has wide area coverage.
 
|- align="center"
 
|- align="center"
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|419.1250||FM||Facilities Engineering
 
 
|}
 
|}

Latest revision as of 10:14, 18 April 2025

Marine Channels (US Bandplan)

Frequency Channel Usage
156.0500 01 Port Operations and Commercial, VTS.
Available only in New Orleans/Lower Mississippi area
156.1750 63 Port Operations and Commercial, VTS.
Available only in New Orleans/Lower Mississippi area.
156.2500 05 Port Operations or VTS in the Houston, New Orleans and Seattle areas.
156.2750 65 Port Operations
156.3000 06 Intership Safety
156.3250 66 Port Operations
156.3500 07 Commercial
156.3750 67 Commercial.
Used for Bridge-to-bridge communications in lower Mississippi River. Intership only.
156.4000 08 Commercial (Intership only)
156.4250 68 Non-commercial ship to ship, ship to shore
156.4500 09 Calling Channel
156.4750 69 Non-commercial ship to ship, ship to shore
156.5000 10 Commercial
156.5250 70 Digital Selective Calling (voice communications not allowed)
156.5500 11 Commercial. VTS in selected areas.
156.5750 71 Non-commercial ship to ship, ship to shore
156.6000 12 Port Operations. VTS in selected areas.
156.6250 72 Non-Commercial (Intership only)
156.6500 13 Navigation - Cape Cod Canal Navigation
Intership Navigation Safety (Bridge-to-bridge).
Ships >20m length maintain a listening watch on this channel in US waters.
156.6750 73 Port Operations
156.7000 14 Port Operations - Cape Cod Canal Control
Port Operations. VTS in selected areas.
156.7250 74 Port Operations
156.7500 15 Environmental (Receive only). Used by Class C EPIRBs.
156.8000 16 International Calling and Distress
International Distress, Safety and Calling. Ships required to carry radio, USCG, and most coast stations maintain a listening watch on this channel.
156.8500 17 State Control
156.8750 77 Port Operations (Intership only)
156.9000 18 Commercial
156.9250 78 Non-commercial ship to ship, ship to shore
156.9500 19 Commercial
156.975 79 Commercial. Non-Commercial in Great Lakes only
157.0000 20A Port Operations Duplex (161.600 shore = Typically a Repeater)
157.0250 80 Commercial. Non-Commercial in Great Lakes only
157.0500 21 US Coast Guard/Government (Sector SE New England, CGAS Cape Cod)
157.0750 81 US Coast Guard/Government (Sector Boston)
157.1000 22A US Coast Guard "Notice to Mariners" Broadcasts, SAR Comms
157.1250 82 US Coast Guard/Government
157.1500 23 US Coast Guard/Government (Sector Northern New England)
157.1750 83 US Coast Guard Auxiliary
157.4250 88 Commercial, Intership only.
161.6000 20A Pilots : Repeater Output in Boston

Other Marine Frequency Info

Station Frequency Type PL/DPL Comments
Steamship Authority 151.3550 D465 Still active as of 2025.04.18 Scott
Steamship Authority Shuttle 453.9000 R 110.9 Shuttles people from parking lots to ship.
US Towboats 452.1750 R 67.0 Repeats several marine frequencies and has wide area coverage.
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