Morse Code Reference

Complete International Morse Code alphabet with pronunciation and timing rules

A-ZAlphabet

A
.-
Alfa
B
-...
Bravo
C
-.-.
Charlie
D
-..
Delta
E
.
Echo
F
..-.
Foxtrot
G
--.
Golf
H
....
Hotel
I
..
India
J
.---
Juliett
K
-.-
Kilo
L
.-..
Lima
M
--
Mike
N
-.
November
O
---
Oscar
P
.--.
Papa
Q
--.-
Quebec
R
.-.
Romeo
S
...
Sierra
T
-
Tango
U
..-
Uniform
V
...-
Victor
W
.--
Whiskey
X
-..-
X-ray
Y
-.--
Yankee
Z
--..
Zulu

0-9Numbers

1
.----
2
..---
3
...--
4
....-
5
.....
6
-....
7
--...
8
---..
9
----.
0
-----

!?#&Punctuation & Symbols

.
.-.-.-
Period
,
--..--
Comma
?
..--..
Question Mark
!
-.-.--
Exclamation
'
.----.
Apostrophe
"
.-..-.
Quotation Mark
(
-.--.
Left Parenthesis
)
-.--.-
Right Parenthesis
&
.-...
Ampersand
:
---...
Colon
;
-.-.-.
Semicolon
/
-..-.
Slash
_
..--.-
Underscore
@
.--.-.
At Sign
=
-...-
Equals
+
.-.-.
Plus
-
-....-
Hyphen
$
...-..-
Dollar

⚡Prosigns & Special Signals

AR
.-.-.
End of message
AS
.-...
Wait
BT
-...-
Break
CT
-.-.-
Start transmission
SK
...-.-
End of contact
SOS
...---...
Distress signal

About Morse Code

  • Invented by Samuel Morse in 1836
  • Used worldwide for over 100 years
  • Still used in aviation and by radio amateurs
  • SOS (...---...) is the international distress signal

International Timing Rules

Dot duration1 unit
Dash duration3 units
Space between dots/dashes1 unit
Space between letters3 units
Space between words7 units

Note: 1 unit = duration of one dot. Timing is relative, not absolute.

Quick Guide

Dot (.)
Short signal or "dit"
Dash (-)
Long signal or "dah" (3x dot duration)
Space
Between letters: 3 units • Between words: 7 units

Practice Morse

Try decoding these common words:

.... . .-.. .-.. ---
(HELLO)
... --- ...
(SOS - Distress Signal)
-.-- . ...
(YES)
International Morse Code Reference • Updated 2025
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