24-HOUR CLOCK REFERENCE

MILITARY TIME

The definitive guide to 24-hour time — tools, charts, and references for military, healthcare, and aviation professionals.

Time Conversion Chart

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Military Standard Time 24-Hour Pronunciation
0000 12:00 AM (Midnight) 00:00 Zero hundred hours
0100 1:00 AM 01:00 Zero one hundred hours
0200 2:00 AM 02:00 Zero two hundred hours
0300 3:00 AM 03:00 Zero three hundred hours
0400 4:00 AM 04:00 Zero four hundred hours
0500 5:00 AM 05:00 Zero five hundred hours
0600 6:00 AM 06:00 Zero six hundred hours
0700 7:00 AM 07:00 Zero seven hundred hours
0800 8:00 AM 08:00 Zero eight hundred hours
0900 9:00 AM 09:00 Zero nine hundred hours
1000 10:00 AM 10:00 Ten hundred hours
1100 11:00 AM 11:00 Eleven hundred hours

Why Military Time?

Three reasons professionals worldwide rely on the 24-hour clock.

01 — PRECISION

No Ambiguity

1300 can only mean one thing: 1 PM. Standard time forces you to specify AM or PM — a small but critical difference in high-stakes environments.

02 — CLARITY

No AM/PM Confusion

In healthcare, a medication given 12 hours off-schedule is dangerous. Military time eliminates this class of error entirely.

03 — STANDARD

Global Convention

Most of the world uses 24-hour time. Aviation, shipping, science, and the military all operate on it.

What Is Military Time?

Military time is a method of expressing time using a 24-hour clock — running from 0000 (midnight) through 2359 (one minute before the next midnight). Unlike the standard 12-hour clock that repeats each digit set twice per day and requires an AM or PM designation, military time assigns a unique four-digit number to every minute of the day.

The format is always four digits: the first two represent the hour (00-23) and the last two represent the minutes (00-59). So 0800 is 8 in the morning, 1400 is 2 in the afternoon, and 2200 is 10 at night. No guessing, no AM/PM required.

The term "military time" is mostly used in the United States. Internationally, the same system is simply called the 24-hour clock or ISO 8601 time notation. It's the default time format in most countries outside North America.

Who Uses Military Time?

Military time is used wherever precision matters. The armed forces, emergency services, hospitals, pilots, air traffic controllers, international shipping, and computing systems all use 24-hour format as standard.

How to Convert Military Time

For hours 00-11, military time and standard time are nearly identical — just add a colon and AM. For hours 12-23, subtract 12 and add PM. Use the converter tool or the complete chart for quick reference.