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United States Coast Guard
DISTRESS AND SAFETY WATCH-KEEPING SCHEDULE

HF RADIOTELEPHONE (SINGLE SIDEBAND) DISTRESS AND INITIAL CONTACT

EFFECTIVE JANUARY 2024

Authorized for the handling of Distress message traffic and initial contact with United States Coast Guard Long Range Communication facilities.

KHz SHIP STATION KHz COAST STATION NRV(Guam) NRJ(Kodiak)    
4125
4125
 
24 HRS
 
 
6215
6215
2100-0900Z 
24 HRS
 
 
8291
8291
 
24 HRS
 
 
12290
12290
2100-0900Z
 
 
 
KHz SHIP STATION KHz COAST STATION Station and Schedule (UTC)
     
4125 4125      
6215 6215      
8291 8291      
12290 12290      

 

Note: 12290 KHz are available under NOJ upon request


HF RADIOTELEPHONE (SINGLE SIDEBAND) - WORKING CHANNELS

These channels are available at all Coast Guard Long Range Communication Facilities for traffic handling purposes after initial contact is established on the HF Radiotelephone (Single Sideband) - Distress and Initial Contact frequencies.  These coast station frequencies are also used for scheduled broadcasts of marine weather forecasts.

ITU CHANNEL KHz SHIP STATION KHz COAST STATION
424
4134
4426
601
6200
6501
816
8240
8764
1205
12242
13089
1625
16432
17314


 

U.S. COAST GUARD COMMUNICATION STATIONS

Station Call Sign MARITIME MOBILE SERVICE IDENTITY
Universal US Coast Guard shore-based identity   003669999
USCG Communications Area Master Station Atlantic, Chesapeake VA

NMN

003669995
USCG Communications Area Master Station Atlantic, remotely keying transmitters at Boston

NMF

003669991
USCG Communications Area Master Station Atlantic, remotely keying transmitters at Miami

NMA

003669997
USCG Communications Area Master Station Atlantic, remotely keying transmitters at New Orleans

NMG

003669998
USCG Communications Area Master Station Pacific, remotely keying transmitters at Pt. Reyes CA

NMC

003669990
USCG Communications Area Master Station Pacific, remotely keying transmitters at Honolulu HI

NMO

003669993
USCG Communications Command, remotely keying transmitters at Kodiak AK

NOJ

003669899
USCG Sector Guam

NRV

003669994

 

HF DIGITAL SELECTIVE CALLING FREQUENCIES

Chesapeak VA/NMN, Boston/NMF, Miami/NMA, New Orleans/NMG, Pt. Reyes/NMC, Honolulu HI/NMO, Kodiak AK/NOJ,USCG Sector Guam/NRV

4207.5 DSC test calls on 4207.5 KHz will be automatically acknowledged from any of the US Coast Guard Communications Stations listed except USCG SECTOR Guam.  Responses to test calls on other frequencies and at the other locations may be delayed and cannot be assured.
6312
8414.5
12577
16804.5
Note: For digital selective calling, frequencies listed are assigned. Carrier frequency is located 1700Hz below the assigned frequency.

Source: http://navcen.uscg.gov/hf-distress-uscg-contact-frequencies
Feb. 26, 2024

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