0023 military time is 12:23 AM

12:23 AM in every format

12-hour clock	12:23 AM
24-hour clock	00:23
Military time	0023 hours
Military pronunciation	zero zero twenty-three hours
ISO 8601	T00:23:00
In words	Twenty-three minutes past midnight
Part of the day	Night
Minutes since midnight	23
Day progress	1.6%

Military time uses four digits without a colon and counts hours from 00 to 23. 0023 is pronounced “zero zero twenty-three hours”.

Hour 00 is the midnight hour, so write 12 and add AM: 00:23 → 12:23 AM.

When a time zone matters, the military adds a letter: 0023Z means 0023 in UTC, known as Zulu time.

0023 is 12:23 AM.

Say “zero zero twenty-three hours”.