| 143.475 | |
RM |
156.7 PL |
USCG P Aux |
US Coast Guard Portland Auxiliary |
FMN |
Military |
| 162.250 | |
BM |
293 NAC |
USCG Ch 110 |
US Coast Guard Channel 110 |
P25 |
Military |
| 162.325 | |
BM |
293 NAC |
USCG Ch 111 |
US Coast Guard Channel 111 |
P25 |
Military |
| 164.300 | |
BM |
293 NAC |
USCG Ch 114 |
US Coast Guard Channel 114 |
P25 |
Military |
| 165.3125 | |
BM |
293 NAC |
USCG Ch 121 |
US Coast Guard Channel 121 |
P25 |
Military |
| 165.337 | |
BM |
293 NAC |
USCG Ch 123 |
US Coast Guard Channel 123 |
P25 |
Military |
| 171.2375 | |
BM |
293 NAC |
USCG Ch 127 |
US Coast Guard Channel 127 |
P25 |
Military |
| 172.3125 | |
BM |
293 NAC |
USCG Ch 128 |
US Coast Guard Channel 128 |
P25 |
Military |
| 345.000 | |
BM |
|
USCG Air Ops |
US Coast Guard Air Ops Primary |
AM |
Military |
| 413.025 | |
BM |
293 NAC |
USCG Ch 411 |
US Coast Guard Channel 411 |
P25 |
Military |
