DateRuler

Dates & time

Military time converter

Quick answer: From 1:00 PM to 11:59 PM add 12 to the hour: 3:45 PM is 1545. From 1:00 AM to 11:59 AM keep the hour and add a leading zero: 7:05 AM is 0705. Midnight is 0000 and noon is 1200.

  • Exact calendar math · cited sources (EIA, U.S. law)
  • Updated
  • Reviewed by Alex · How we calculate

Chart

12-hourMilitary
12:00 AM0000
1:00 AM0100
2:00 AM0200
3:00 AM0300
4:00 AM0400
5:00 AM0500
6:00 AM0600
7:00 AM0700
8:00 AM0800
9:00 AM0900
10:00 AM1000
11:00 AM1100
12:00 PM1200
1:00 PM1300
2:00 PM1400
3:00 PM1500
4:00 PM1600
5:00 PM1700
6:00 PM1800
7:00 PM1900
8:00 PM2000
9:00 PM2100
10:00 PM2200
11:00 PM2300

How to convert

From 1:00 PM to 11:59 PM add 12 to the hour: 3:45 PM is 1545. From 1:00 AM to 11:59 AM keep the hour and add a leading zero: 7:05 AM is 0705. Midnight is 0000 and noon is 1200. To go back, subtract 12 from any hour above 12 and add PM.

How it is said

Military time is written without a colon and spoken as hundreds: 1400 is "fourteen hundred" and 0630 is "zero six thirty". The military often adds a time-zone letter, such as 1400Z for UTC ("Zulu").

Related tools

Frequently asked questions

What is 0000 in standard time?

12:00 AM (midnight).

Is 12:30 AM written 0030?

Yes. Times after midnight and before 1 AM start with 00.

Is 2400 a valid time?

Some schedules use 2400 for the end of a day, but 0000 is the standard form for midnight.