REFERENCE

Emergency radio frequencies Switzerland

The most important publicly documented frequencies, grouped by band.

Legal notice: Transmitting is only permitted within your own licence or on licence-free frequencies (PMR446, CB). Receiving alone is unrestricted. In an emergency, anyone may call for help.

Band 2m
Frequency (MHz)	Mode	Channel	Usage	Region	Licence
145.500	FM	—	Switzerland-wide calling frequency in the 2 m band; first point of contact for emergency-radio links on VHF. Simplex; for repeater operation, offset of 600 kHz (2 m) or 7.6 MHz (70 cm).	nationwide	Amateur-radio licence HB3/HB9 required
144.300	SSB	—	SSB calling frequency in the 2 m band for greater distances without a repeater. Simplex; for repeater operation, offset of 600 kHz (2 m) or 7.6 MHz (70 cm).	nationwide	Amateur-radio licence HB9 required

Band 70cm
Frequency (MHz)	Mode	Channel	Usage	Region	Licence
433.500	FM	—	Switzerland-wide calling frequency in the 70 cm band; local to regional range. Simplex; for repeater operation, offset of 600 kHz (2 m) or 7.6 MHz (70 cm).	nationwide	Amateur-radio licence HB3/HB9 required
432.200	SSB	—	SSB calling frequency in the 70 cm band for DX/greater distances without a repeater (IARU Region 1).	nationwide	Amateur-radio licence HB9 required

Band KW
Frequency (MHz)	Mode	Channel	Usage	Region	Licence
3.760	SSB	—	IARU Region 1 emergency-radio Centre of Activity (recommendation, not a reserved emergency frequency); band choice depends on the time of day (40/80 m at night, 20 m by day).	nationwide	Amateur-radio licence HB9 required
7.110	SSB	—	IARU Region 1 emergency-radio Centre of Activity (recommendation, not a reserved emergency frequency); band choice depends on the time of day (40/80 m at night, 20 m by day).	nationwide	Amateur-radio licence HB9 required
14.300	SSB	—	IARU Region 1 emergency-radio Centre of Activity (recommendation, not a reserved emergency frequency); band choice depends on the time of day (40/80 m at night, 20 m by day).	nationwide	Amateur-radio licence HB9 required

Band PMR446
Frequency (MHz)	Mode	Channel	Usage	Region	Licence
446.00625	FM	Channel 1	General voice radio; in many regions used as a calling/meeting channel.	nationwide	licence-free
446.01875	FM	Channel 2	General voice radio.	nationwide	licence-free
446.03125	FM	Channel 3	General voice radio; common fallback channel for groups.	nationwide	licence-free
446.04375	FM	Channel 4	General voice radio.	nationwide	licence-free
446.05625	FM	Channel 5	General voice radio.	nationwide	licence-free
446.06875	FM	Channel 6	General voice radio.	nationwide	licence-free
446.08125	FM	Channel 7	General voice radio.	nationwide	licence-free
446.09375	FM	Channel 8	Hiker distress channel: channel 8 with sub-tone 16 (CTCSS 114.8 Hz) is used across Europe as an emergency-call and assistance channel for hikers.	nationwide	licence-free
446.10625	FM	Channel 9	General voice radio.	nationwide	licence-free
446.11875	FM	Channel 10	General voice radio.	nationwide	licence-free
446.13125	FM	Channel 11	General voice radio.	nationwide	licence-free
446.14375	FM	Channel 12	General voice radio.	nationwide	licence-free
446.15625	FM	Channel 13	General voice radio.	nationwide	licence-free
446.16875	FM	Channel 14	General voice radio.	nationwide	licence-free
446.18125	FM	Channel 15	General voice radio.	nationwide	licence-free
446.19375	FM	Channel 16	General voice radio.	nationwide	licence-free

Band CB
Frequency (MHz)	Mode	Channel	Usage	Region	Licence
27.065	AM/FM	Channel 9	Internationally used CB emergency-call and assistance channel; greater range than PMR446, but larger devices.	nationwide	licence-free