Instant Answer
0400 military time
is 4:00 AM
Pronunciation
Zero four hundred hours
ZEER-oh FOW-er HUN-dred
In military and NATO communications, times are always spoken aloud to avoid confusion. The word "hours" is always appended.
Quick Facts
- Military Time
- 0400
- Standard Time
- 4:00 AM
- 24-Hour
- 04:00
- Period
- AM
Step-by-Step Conversion
How to Convert 0400 to Standard Time
Start with 0400
Hours 0001–1159 are AM hours
4 < 12, so keep the hour as-is: 4
Add AM: 4:00 AM
Result: 4:00 AM
Rule of thumb: Hours 0100 through 1159 map directly to 1:00 AM through 11:59 AM — no math needed.
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Convert 04xx Times
Type any 4-digit military time to convert instantly.
All 04xx Minutes
Every Minute in the 4:00 Hour
Every minute from 0400 to 0459 with its standard time equivalent. Useful for precise scheduling, medication logs, shift reports, and operational orders.
| Military Time | Standard Time | Offset from 0400 |
|---|---|---|
| 0400 | 4:00 AM | +0 min |
| 0401 | 4:01 AM | +1 min |
| 0402 | 4:02 AM | +2 min |
| 0403 | 4:03 AM | +3 min |
| 0404 | 4:04 AM | +4 min |
| 0405 | 4:05 AM | +5 min |
| 0406 | 4:06 AM | +6 min |
| 0407 | 4:07 AM | +7 min |
| 0408 | 4:08 AM | +8 min |
| 0409 | 4:09 AM | +9 min |
| 0410 | 4:10 AM | +10 min |
| 0411 | 4:11 AM | +11 min |
| 0412 | 4:12 AM | +12 min |
| 0413 | 4:13 AM | +13 min |
| 0414 | 4:14 AM | +14 min |
| 0415 | 4:15 AM | +15 min |
| 0416 | 4:16 AM | +16 min |
| 0417 | 4:17 AM | +17 min |
| 0418 | 4:18 AM | +18 min |
| 0419 | 4:19 AM | +19 min |
| 0420 | 4:20 AM | +20 min |
| 0421 | 4:21 AM | +21 min |
| 0422 | 4:22 AM | +22 min |
| 0423 | 4:23 AM | +23 min |
| 0424 | 4:24 AM | +24 min |
| 0425 | 4:25 AM | +25 min |
| 0426 | 4:26 AM | +26 min |
| 0427 | 4:27 AM | +27 min |
| 0428 | 4:28 AM | +28 min |
| 0429 | 4:29 AM | +29 min |
| 0430 | 4:30 AM | +30 min |
| 0431 | 4:31 AM | +31 min |
| 0432 | 4:32 AM | +32 min |
| 0433 | 4:33 AM | +33 min |
| 0434 | 4:34 AM | +34 min |
| 0435 | 4:35 AM | +35 min |
| 0436 | 4:36 AM | +36 min |
| 0437 | 4:37 AM | +37 min |
| 0438 | 4:38 AM | +38 min |
| 0439 | 4:39 AM | +39 min |
| 0440 | 4:40 AM | +40 min |
| 0441 | 4:41 AM | +41 min |
| 0442 | 4:42 AM | +42 min |
| 0443 | 4:43 AM | +43 min |
| 0444 | 4:44 AM | +44 min |
| 0445 | 4:45 AM | +45 min |
| 0446 | 4:46 AM | +46 min |
| 0447 | 4:47 AM | +47 min |
| 0448 | 4:48 AM | +48 min |
| 0449 | 4:49 AM | +49 min |
| 0450 | 4:50 AM | +50 min |
| 0451 | 4:51 AM | +51 min |
| 0452 | 4:52 AM | +52 min |
| 0453 | 4:53 AM | +53 min |
| 0454 | 4:54 AM | +54 min |
| 0455 | 4:55 AM | +55 min |
| 0456 | 4:56 AM | +56 min |
| 0457 | 4:57 AM | +57 min |
| 0458 | 4:58 AM | +58 min |
| 0459 | 4:59 AM | +59 min |
Related Times
Frequently Asked Questions
What is 0400 military time?
0400 military time is 4:00 AM. It is expressed as a four-digit number where the first two digits (04) represent the hour in 24-hour format, and the last two digits (00) represent the minutes. In military and aviation contexts, this time is spoken aloud as "Zero four hundred hours."
How do you convert 0400 to regular time?
0400 falls in the AM hours (0001–1159), so the hour maps directly. 4 becomes 4:00 AM.
How is 0400 pronounced in military time?
0400 is pronounced "Zero four hundred hours" — phonetically written as "ZEER-oh FOW-er HUN-dred." In NATO phonetic communications, "hundred" is always added after the hour, and "hours" follows at the end to make it unambiguous over radio.