U.S. VHF Marine Radio Channels and Frequencies (20 June 2002) Ship Ship VHF Trans Recv Channel (MHz) (MHz) Use ------- ------ ------ --------------------------------------------------------- 01A 156.05 156.05 Port Operations and Commercial, VTS. Available only in New Orleans/Lower Mississippi area. 05A 156.25 156.25 Port Operations or VTS in the Houston, New Orleans and Seattle areas. 6 156.3 156.3 Intership Safety 07A 156.35 156.35 Commercial 8 156.4 156.4 Commercial (Intership only) 9 156.45 156.45 Boater Calling. Commercial and Non-Commercial. 10 156.5 156.5 Commercial 11 156.55 156.55 Commercial. VTS in selected areas. 12 156.6 156.6 Port Operations. VTS in selected areas. 13 156.65 156.65 Intership Navigation Safety (Bridge-to-bridge). Ships >20 14 156.7 156.7 Port Operations. VTS in selected areas. 15 -- 156.75 Environmental (Receive only). Used by Class C EPIRBs. 16 156.8 156.8 International Distress, Safety and Calling. Ships require 17 156.85 156.85 State Control 18A 156.9 156.9 Commercial 19A 156.95 156.95 Commercial 20 157 161.6 Port Operations (duplex) 20A 157 157 Port Operations 21A 157.05 157.05 U.S. Coast Guard only 22A 157.1 157.1 Coast Guard Liaison and Maritime Safety Information Broadc 23A 157.15 157.15 U.S. Coast Guard only 24 157.2 161.8 Public Correspondence (Marine Operator) 25 157.25 161.85 Public Correspondence (Marine Operator) 26 157.3 161.9 Public Correspondence (Marine Operator) 27 157.35 161.95 Public Correspondence (Marine Operator) 28 157.4 162 Public Correspondence (Marine Operator) 63A 156.175 156.175 Port Operations and Commercial, VTS. Available only in New Orleans/Lower Mississippi area. 65A 156.275 156.275 Port Operations 66A 156.325 156.325 Port Operations 67 156.375 156.375 Commercial. Used for Bridge-to-bridge communications in l 68 156.425 156.425 Non-Commercial 69 156.475 156.475 Non-Commercial 70 156.525 156.525 Digital Selective Calling (voice communications not allowe 71 156.575 156.575 Non-Commercial 72 156.625 156.625 Non-Commercial (Intership only) 73 156.675 156.675 Port Operations 74 156.725 156.725 Port Operations 77 156.875 156.875 Port Operations (Intership only) 78A 156.925 156.925 Non-Commercial 79A 156.975 156.975 Commercial. Non-Commercial in Great Lakes only 80A 157.025 157.025 Commercial. Non-Commercial in Great Lakes only 81A 157.075 157.075 U.S. Government only - Environmental protection operations 82A 157.125 157.125 U.S. Government only 83A 157.175 157.175 U.S. Coast Guard only 84 157.225 161.825 Public Correspondence (Marine Operator) 85 157.275 161.875 Public Correspondence (Marine Operator) 86 157.325 161.925 Public Correspondence (Marine Operator) 87A 157.375 157.375 Public Correspondence (Marine Operator) 88A 157.425 157.425 Commercial, Intership only. AIS 1 161.975 161.975 Automatic Identification System (AIS) AIS 2 157.425 162.025 Automatic Identification System (AIS)