CTCSS Tone Code
Frequencies (in Hz)
CTCSS Freq.
Hz CTCSS Freq.
Hz
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
67.0
71.9
74.4
77.0
79.7
82.5
85.4
88.5
91.5
94.8
97.4
100.0
103.5
107.2
110.9
114.8
118.8
123.0
127.3
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
131.8
136.5
141.3
146.2
151.4
156.7
162.2
167.9
173.8
179.9
186.2
192.8
203.5
210.7
218.1
225.7
233.6
241.8
250.3
*
oF
=No Tone
