Military Time Converter

Using the converter is straightforward. Pick the direction you need: standard to military, or military to standard. Enter the time, and you'll get your answer instantly.

A few things to keep in mind before you start:

• Standard time uses a 12-hour clock with AM and PM. Military time uses a 24-hour clock with no AM or PM.
• Military time is always written as a four-digit number. 9:00 AM becomes 0900, and 3:00 PM becomes 1500.
• Midnight is 0000 in military time. Noon is 1200.
• Minutes work the same in both systems, so 2:45 PM is 1445 in military time.

If you're converting by hand, the rules are simple enough to memorize. But when you need a quick answer, just plug the time in and go.

Converting from standard time to military time is pretty mechanical once you understand the pattern. The minutes never change. It's the hours that need adjusting.

For AM times, just drop the colon and pad to four digits. 6:00 AM becomes 0600. 11:30 AM becomes 1130. The one exception is midnight: 12:00 AM is 0000, not 1200.

For PM times, add 12 to the hour. 1:00 PM becomes 1300. 6:45 PM becomes 1845. Noon (12:00 PM) stays at 1200 since 12 + 12 would be 24, which resets to 0000 at midnight.

Quick formula: PM hour + 12 = military hour. That's really all there is to it. Once you've done it a few times, it becomes automatic.

Going the other direction is just as simple. Take the four-digit military time, split it into hours and minutes, and apply the conversion.

If the hour is less than 12, it's an AM time. Add a colon, tack on AM, and you're done. 0745 becomes 7:45 AM. 1100 becomes 11:00 AM. 0000 is midnight, or 12:00 AM.

If the hour is 12 or greater, subtract 12 from the hour and label it PM. 1300 becomes 1:00 PM. 2230 becomes 10:30 PM. 1200 stays as 12:00 PM (noon).

Quick formula: Military hour - 12 = PM hour (for hours 13 through 23). Keep that in your back pocket and you can convert anything on the fly.

This chart covers every hour of the day. Minutes stay the same across both formats, so once you find the right hour row, just add your minutes as-is.

Reading military time out loud is a little different from writing it. The format is spoken as a continuous number, usually with the word "hundred" for round hours.

• 0900 is spoken as "oh nine hundred" or "zero nine hundred."
• 1400 is "fourteen hundred."
• 1530 is "fifteen thirty" (not "fifteen hundred thirty").
• 0045 is "zero zero forty-five."

The leading zero matters when speaking. 0600 is "oh six hundred," not just "six hundred." That zero tells you it's in the early morning hours, not some point in the afternoon.

In written form, military time skips the colon entirely. You'll see 0800, not 08:00. Some contexts do include a colon (especially in European timekeeping), but in true military usage, the four digits run together with no punctuation.

These two terms get used interchangeably a lot, and they're closely related, but they're not quite identical.

The 24-hour clock is a timekeeping format used around the world, especially in Europe, Latin America, and Asia. It runs from 00:00 to 23:59 and typically includes a colon between hours and minutes. It's the default on most international train schedules, digital clocks, and medical records.

The military time system uses the same 24-hour structure but has its own conventions: no colon in written form, specific spoken phrasing ("hundred hours"), and sometimes the addition of a time zone letter (called a military time zone suffix). For example, 1400Z means 2:00 PM in Zulu time (UTC).

For everyday conversion purposes, the math works exactly the same either way. The differences are mostly stylistic and contextual.

A few real-world examples go a long way toward making this feel natural. Here are some of the times people look up most often:

• 0600 = 6:00 AM. Common wake-up time in military contexts.
• 0800 = 8:00 AM. Standard morning start time.
• 1200 = 12:00 PM (noon). Lunchtime, and also the point where the math shifts.
• 1300 = 1:00 PM. Afternoon begins.
• 1500 = 3:00 PM. Common end of business hours on some schedules.
• 1800 = 6:00 PM. Evening. Also a common formation or shift time.
• 2000 = 8:00 PM.
• 2359 = 11:59 PM. The last minute of the day before midnight resets to 0000.

If you ever get tripped up, just remember: anything below 1200 is AM, anything at or above 1300 is PM, and subtracting 12 from the hour gives you the PM equivalent. 1800 minus 12 is 6, so that's 6:00 PM. Simple as that.

The name says "military," but this system shows up in a lot of places that have nothing to do with the armed forces.

Military and defense are the obvious ones. Precise, unambiguous timekeeping matters when coordinating operations across units, time zones, and communication channels. There's no room for AM/PM confusion when lives are on the line.

Beyond that, you'll find 24-hour time used in:

• Hospitals and healthcare: Medical staff use military time on charts, medication schedules, and shift logs to avoid dangerous errors. "Give medication at 6" is ambiguous. "Give medication at 0600" is not.
• Aviation: Flight schedules, air traffic control, and pilot logs all run on 24-hour time, often in Zulu (UTC) format.
• Emergency services: Police, fire, and EMS dispatch use military time in logs and communications.
• International travel and transportation: Train and bus timetables throughout Europe, Asia, and Latin America are almost always in 24-hour format.
• Computing and technology: Server logs, timestamps, and many programming environments default to 24-hour time to avoid ambiguity.

Even everyday digital devices often give you the option to switch to 24-hour format. Once you get used to it, a lot of people find it cleaner and less confusing than tracking AM and PM throughout the day.