Calling Frequencies
in the
VHF / UHF / EHF Bands



Calling frequencies as recommended by the ARRL.

Band
(Freq.)

Frequency
Purpose
 50 MHz
50.125
SSB

50.620
Digital (packet)

52.525
National FM simplex frequency

52.540
Alternate FM simplex frequency



144 MHz
144.010
Earth-Moon-Earth

144.100
CW

144.110
CW

144.200
SSB

146.520
National FM simplex frequency



222 MHz
222.100
CW/SSB

223.500
National FM simplex frequency



432 MHz
432.010
Earth-Moon-Earth

432.100
CW/SSB

446.000
National FM simplex frequency



902 MHz
902.100
CW/SSB

903.100
Alternate CW, SSB

906.500
National FM simplex frequency



1.296 GHz
1.294500
National FM simplex frequency

1.296100
CW/SSB



2.304 GHz
2.304100
National Weak-Signal  Calling Frequency

2.305200
National FM simplex frequency



10.000 GHz
10.3681
Narrowband