U.S. VHF CHANNELS

Channel Number

Ship Transmit MHz

Ship Receive MHz

Use

01A

156.050

156.050

Port Operations and Commercial, VTS. Available only in New Orleans / Lower Mississippi area.

05A

156.250

156.250

Port Operations or VTS in the Houston, New Orleans and Seattle areas.

06

156.300

156.300

Intership Safety

07A

156.350

156.350

Commercial

08

156.400

156.400

Commercial (Intership only)

09

156.450

156.450

Boater Calling. Commercial and Non-Commercial.

10

156.500

156.500

Commercial

11

156.550

156.550

Commercial. VTS in selected areas.

12

156.600

156.600

Port Operations. VTS in selected areas.

13

156.650

156.650

Intership Navigation Safety (Bridge-to-bridge). Ships >20m length maintain a listening watch on this channel in US waters.

14

156.700

156.700

Port Operations. VTS in selected areas.

15

--

156.750

Environmental (Receive only). Used by Class C EPIRBs.

16

156.800

156.800

International Distress, Safety and Calling. Ships required to carry radio, USCG, and most coast stations maintain a listening watch on this channel.

17

156.850

156.850

State & local govt maritime control

18A

156.900

156.900

Commercial

19A

156.950

156.950

Commercial

20

157.000

161.600

Port Operations (duplex)

20A

157.000

157.000

Port Operations

21A

157.050

157.050

U.S. Coast Guard only

22A

157.100

157.100

Coast Guard Liaison and Maritime Safety Information Broadcasts. Broadcasts announced on channel 16.

23A

157.150

157.150

U.S. Coast Guard only

24

157.200

161.800

Public Correspondence (Marine Operator)

25

157.250

161.850

Public Correspondence (Marine Operator)

26

157.300

161.900

Public Correspondence (Marine Operator)

27

157.350

161.950

Public Correspondence (Marine Operator)

28

157.400

162.000

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 lower Mississippi River. Intership only.

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 allowed)

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)

87

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

162.025

162.025

Automatic Identification System (AIS)

VHF Maritime Spectrum Chart

NOAA Weather Radio Frequencies

Channel

Frequency (MHz)

WX1

162.550

WX2

162.400

WX3

162.475

WX4

162.425

WX5

162.450

WX6

162.500

WX7

162.525