Numbers · 0–9

3 in Morse code

Standard Morse code for 3. Copy it, hear it, or practice with real examples.

...--

5 signals (3 dots, 2 dashes)Dots are short • dashes are longLetters use spaces • words use “/”

Practice in translator →

The digit rule

Three dits, then two dahs.

Digits 1–5 are N dits then (5−N) dahs; 6–0 mirror that with leading dahs. Once you see the rule, all ten digits cost no extra memorisation effort.

About 3 in Morse code

Pattern: ...--
Length: 13 Morse units
Spoken as: Three (TREE)
Sent backwards: --... is 7
Dots ↔ dashes: ---.. is 8

How long 3 takes to send

Speed	Unit length	3 takes
5 WPM	240 ms	3.1 s
13 WPM	92 ms	1.2 s
20 WPM	60 ms	0.78 s
25 WPM	48 ms	0.62 s

Standard PARIS timing: one unit is 1200 ÷ WPM milliseconds; a dot is 1 unit, a dash 3, and the gap inside a character 1. Add 3 units between letters and 7 between words.

Easily confused with

These are one dot or dash away from 3. Mishearing a single element — or clipping one off the end — turns 3 into one of them, so they are worth drilling side by side.