International band of frequencies for boats and other vessels.
FM Mode. No license required for recreational boaters.
| Data | Voice | Voice Mode |
|---|---|---|
| 156.0 - 174.0 | 156.0 - 174.0 | FM |
Notable Channels:
Note: All frequencies listed are in MegaHertz (MHz)
| Channel | Ship TX Freq. | Shore TX Freq. | Notes |
|---|---|---|---|
| 0 | 156.000 | 160.600 | |
| 1 | 156.050 | 160.650 | Ship-to-ship/shore, commercial and safety |
| 2 | 156.100 | 160.700 | |
| 3 | 156.150 | 160.750 | Illegal to use 156.150 in USA |
| 4 | 156.200 | 160.800 | |
| 5 | 156.250 | 160.850 | |
| 6 | 156.300 | 156.300 | |
| 7 | 156.350 | 160.950 | |
| 8 | 156.400 | 156.400 | |
| 9 | 156.450 | 156.450 | Calling frequency |
| 10 | 156.500 | 156.500 | |
| 11 | 156.550 | 156.550 | |
| 12 | 156.600 | 156.600 | |
| 13 | 156.650 | 156.650 | Bridge-to-bridge safety. Tx limited to 1 watt. |
| 14 | 156.700 | 156.700 | |
| 15 | 156.750 | 156.750 | Beacons (no transmission allowed) |
| 16 | 156.800 | 156.800 | Emergency Frequency |
| 17 | 156.850 | 156.850 | |
| 18 | 156.900 | 161.500 | |
| 19 | 156.950 | 161.550 | Landside facilities: harbormaster, marinas. |
| 20 | 157.000 | 161.600 | |
| 21 | 157.050 | 161.650 | U.S. Coast Guard only |
| 22 | 157.100 | 161.700 | U.S. Coast Guard public working channel |
| Channel | Ship TX Freq. | Shore TX Freq. | Notes |
|---|---|---|---|
| 23 | 157.150 | 161.750 | U.S. Coast Guard Only |
| 24 | 157.200 | 161.800 | |
| 25 | 157.250 | 161.850 | |
| 26 | 157.300 | 161.900 | Public correspondence (marine telephone operator) |
| 27 | 157.350 | 161.950 | |
| 28 | 157.400 | 162.000 | |
| 31 | 157.550 | 162.150 | |
| 37A | 157.850 | 157.850 | |
| 60 | 156.025 | 160.625 | |
| 61 | 156.075 | 160.675 | Illegal for public use in USA |
| 62 | 156.125 | 160.725 | |
| 63 | 156.175 | 160.775 | |
| 64 | 156.225 | 160.825 | Illegal for public use in USA |
| 65 | 156.275 | 160.875 | |
| 66 | 156.325 | 160.925 | |
| 67 | 156.375 | 156.375 | |
| 68 | 156.425 | 156.425 | Non-commercial A |
| 69 | 156.475 | 156.475 | Non-commercial A |
| 70 | 156.525 | 156.525 | |
| 71 | 156.575 | 156.575 | Non-commercial A |
| 72 | 156.625 | 156.625 | Non-commercial ship-to-ship A |
| 73 | 156.675 | 156.675 | |
| 74 | 156.725 | 156.725 |
| Channel | Ship TX Freq. | Shore TX Freq. | Notes |
|---|---|---|---|
| 75 | 156.775 | 156.775 | |
| 76 | 156.825 | 156.825 | |
| 77 | 156.875 | 156.875 | |
| 78 | 156.925 | 161.525 | Non-commercial A |
| 79 | 156.975 | 161.575 | |
| 80 | 157.025 | 161.625 | |
| 81 | 157.075 | 161.675 | U.S. Government Use Only |
| 82 | 157.125 | 161.725 | U.S. Government use only |
| 83 | 157.175 | 161.775 | U.S. Coast Guard use only |
| 84 | 157.225 | 161.825 | |
| 85 | 157.275 | 161.875 | |
| 86 | 157.325 | 161.925 | |
| 87 | 157.375 | 157.375 | |
| 88 | 157.425 | 157.425 | |
| M2/P4 | 161.425 | 161.425 | |
| AIS 1 | 161.975 | 161.975 | |
| AIS 2 | 162.025 | 162.025 | |
| L1 | 155.500 | 155.500 | |
| L2 | 155.525 | 155.525 | |
| L3 | 155.650 | 155.650 | |
| F1 | 155.625 | 155.625 | |
| F2 | 155.775 | 155.775 | |
| F3 | 155.825 | 155.825 |
