Frequency Bands / ITU RR table: 18 030-23 350 kHz

ITU RR table: 18 030-23 350 kHz

18.03 – 23.35 MHz

Allocated services

FIXED; AMATEUR; AMATEUR-SATELLITE; MARITIME MOBILE; BROADCASTING; STANDARD FREQUENCY AND TIME SIGNAL; STANDARD FREQUENCY AND TIME SIGNAL (20 000 kHz); AERONAUTICAL MOBILE (R); AERONAUTICAL MOBILE (OR) · secondary: Space research, Mobile except aeronautical mobile, Mobile, Mobile except aeronautical mobile (R)

Read from the allocation table below. The Radio Regulations allocate to services and name no system.

Frequency Allocation Table

RR 2024

Region 1

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)

Region 2

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)

Region 3

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)
RR 2020

Region 1

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)

Region 2

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)

Region 3

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)
RR 2016

Region 1

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)

Region 2

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)

Region 3

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)
RR 2012

Region 1

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)

Region 2

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)

Region 3

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)
RR 2008

Region 1

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)

Region 2

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)

Region 3

18.03 – 18.052 MHz

FIXED

18.052 – 18.068 MHz

FIXED Space research

18.068 – 18.168 MHz

AMATEUR AMATEUR-SATELLITE

18.168 – 18.78 MHz

FIXED Mobile except aeronautical mobile

18.78 – 18.9 MHz

MARITIME MOBILE

18.9 – 19.02 MHz

BROADCASTING

19.02 – 19.68 MHz

FIXED

19.68 – 19.8 MHz

MARITIME MOBILE

19.8 – 19.99 MHz

FIXED

19.99 – 19.995 MHz

STANDARD FREQUENCY AND TIME SIGNAL Space research

19.995 – 20.01 MHz

STANDARD FREQUENCY AND TIME SIGNAL (20 000 KHZ)

20.01 – 21.0 MHz

FIXED Mobile

21.0 – 21.45 MHz

AMATEUR AMATEUR-SATELLITE

21.45 – 21.85 MHz

BROADCASTING

21.85 – 21.87 MHz

FIXED

21.87 – 21.924 MHz

FIXED

21.924 – 22.0 MHz

AERONAUTICAL MOBILE (R)

22.0 – 22.855 MHz

MARITIME MOBILE

22.855 – 23.0 MHz

FIXED

23.0 – 23.2 MHz

FIXED Mobile except aeronautical mobile (R)

23.2 – 23.35 MHz

FIXED AERONAUTICAL MOBILE (OR)

Source: ITU Radio Regulations, editions of 2008, 2012, 2016, 2020 and 2024. The English, French and Spanish texts are each taken from the official edition in that language, not translated from one another. Sources and citation.