U.S. VHF CHANNELS
Channel Number	Ship Transmit MHz	Ship Receive MHz	Use
1001	156.05	156.05	Port Operations and Commercial, VTS. Available only in New Orleans / Lower Mississippi area.
1005	156.25	156.25	Port Operations or VTS in the Houston, New Orleans and Seattle areas.
6	156.3	156.3	Intership Safety
1007	156.35	156.35	Commercial. VDSMS
8	156.4	156.4	Commercial (Intership only). VDSMS
9	156.45	156.45	Boater Calling. Commercial and Non-Commercial. VDSMS
10	156.5	156.5	Commercial. VDSMS
11	156.55	156.55	Commercial. VTS in selected areas. VDSMS
12	156.6	156.6	Port Operations. VTS in selected areas.
13	156.65	156.65	Intership Navigation Safety (Bridge-to-bridge). Ships >20m length maintain a listening watch on this channel in US waters.
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 required to carry radio, USCG, and most coast stations maintain a listening watch on this channel.  See our Watchkeeping Regulations page.
17	156.85	156.85	State & local govt maritime control
1018	156.9	156.9	Commercial. VDSMS
1019	156.95	156.95	Commercial. VDSMS
20	157	161.6	Port Operations (duplex)
1020	157	157	Port Operations
1021	157.05	157.05	U.S. Coast Guard only
1022	157.1	157.1	Coast Guard Liaison and Maritime Safety Information Broadcasts. Broadcasts announced on channel 16.
1023	157.15	157.15	U.S. Coast Guard only
24	157.2	161.8	Public Correspondence (Marine Operator). VDSMS
25	157.25	161.85	Public Correspondence (Marine Operator). VDSMS
26	157.3	161.9	Public Correspondence (Marine Operator). VDSMS
27	157.35	161.95	Public Correspondence (Marine Operator). VDSMS
28	157.4	162	Public Correspondence (Marine Operator). VDSMS
1063	156.175	156.175	Port Operations and Commercial, VTS. Available only in New Orleans / Lower Mississippi area.
1065	156.275	156.275	Port Operations
1066	156.325	156.325	Port Operations
67	156.375	156.375	Commercial. Used for Bridge-to-bridge communications in lower Mississippi River. Intership only.
68	156.425	156.425	Non-Commercial. VDSMS
69	156.475	156.475	Non-Commercial. VDSMS
70	156.525	156.525	Digital Selective Calling (voice communications not allowed)
71	156.575	156.575	Non-Commercial. VDSMS
72	156.625	156.625	Non-Commercial (Intership only). VDSMS
73	156.675	156.675	Port Operations
74	156.725	156.725	Port Operations
77	156.875	156.875	Port Operations (Intership only)
1078	156.925	156.925	Non-Commercial. VDSMS
1079	156.975	156.975	Commercial. Non-Commercial in Great Lakes only. VDSMS
1080	157.025	157.025	Commercial. Non-Commercial in Great Lakes only. VDSMS
1081	157.075	157.075	U.S. Government only - Environmental protection operations.
1082	157.125	157.125	U.S. Government only
1083	157.175	157.175	U.S. Coast Guard only
84	157.225	161.825	Public Correspondence (Marine Operator). VDSMS
85	157.275	161.875	Public Correspondence (Marine Operator). VDSMS
86	157.325	161.925	Public Correspondence (Marine Operator). VDSMS
87	157.375	157.375	Public Correspondence (Marine Operator). VDSMS
88	157.425	157.425	Commercial, Intership only. VDSMS
AIS 1	161.975	161.975	Automatic Identification System (AIS)
AIS 2	162.025	162.025	Automatic Identification System (AIS)
			for international channels see this link
			http://www.navcen.uscg.gov/?pageName=apps18