United States Coast Guard Frequencies Frequency (MHz) Usage --------------- ---------------------------------------------- 27.0750 USCG - OPERATIONS 27.8900 USCG - RESERVE 30.3600 USCG - RESERVE 30.3800 USCG - RESERVE 30.4100 USCG - RESERVE 39.2200 USCG - POLICE 126.4000 USCG - AIR TO GROUND 156.3000 USCG - OPERATIONS 156.4500 USCG - POLICE 156.5500 USCG - OPERATIONS 156.6000 USCG - CH. 12 PORTS & HARBORS 156.7000 USCG - PORTS & HARBORS 156.8000 USCG - CH. 16 DISTRESS 157.0500 USCG - OPERATIONS 157.0750 USCG - OPERATIONS 157.1000 USCG - CH. 22 BROADCASTS & EMERGENCY 157.1500 USCG - OPERATIONS 157.1750 USCG - CH. 83 AUXILIARY 157.5000 USCG - RESERVE 157.6500 USCG - RESERVE 162.1250 USCG - LANT 164.1375 USCG - POLICE 164.3000 USCG - AIR TO GROUND 165.0125 USCG - INTELLIGENCE 165.2100 USCG - OPERATIONS 165.3125 USCG - INTELLIGENCE 165.3375 USCG - INTELLIGENCE 166.2250 USCG - AIRCRAFT 171.3350 USCG - 171.3375 USCG - NATIONAL AIRPORT 171.3375 USCG - UTILITY NETWORK 171.5875 USCG - 237.9000 USCG - AIR TO GROUND 240.6000 USCG - AIR TO GROUND 275.1000 USCG - AIR TO GROUND 277.8000 USCG - AIR TO GROUND 282.8000 USCG - SEARCH & RESCUE 285.0000 USCG - AIR TO GROUND 317.7000 USCG - AVIATION 317.8000 USCG - AVIATION 342.2000 USCG - AIR TO GROUND 381.7000 USCG - AIR TO GROUND 381.8000 USCG - AIR TO GROUND 383.9000 USCG - AIR TO GROUND 409.2350 USCG - NATIONAL AIRPORT 409.3250 USCG -