0400 Military Time = 4:00 AM
Quick Answer: 0400 military time = 4:00 AM
Nearby Military Times
Times close to 0400 (4:00 AM) in 15-minute intervals:
| Military Time | Standard Time | Spoken |
|---|---|---|
| 0300 | 3:00 AM | "Zero three hundred" |
| 0315 | 3:15 AM | "Zero three 15" |
| 0330 | 3:30 AM | "Zero three 30" |
| 0345 | 3:45 AM | "Zero three 45" |
| 0400 | 4:00 AM | "Zero four hundred" |
| 0415 | 4:15 AM | "Zero four 15" |
| 0430 | 4:30 AM | "Zero four 30" |
| 0445 | 4:45 AM | "Zero four 45" |
| 0500 | 5:00 AM | "Zero five hundred" |
Popular Military Time Conversions
See Also
- 0000 military time — 12:00 AM
- 0100 military time — 1:00 AM
- 0200 military time — 2:00 AM
- 0300 military time — 3:00 AM
- 0500 military time — 5:00 AM
- 0600 military time — 6:00 AM
- 0700 military time — 7:00 AM
- 0800 military time — 8:00 AM
- 0900 military time — 9:00 AM
- 1000 military time — 10:00 AM
- 1100 military time — 11:00 AM
- 1200 military time — 12:00 PM
- 1300 military time — 1:00 PM
- 1400 military time — 2:00 PM
- 1500 military time — 3:00 PM
- 1600 military time — 4:00 PM
- 1700 military time — 5:00 PM
- 1800 military time — 6:00 PM
- 1900 military time — 7:00 PM
- 2000 military time — 8:00 PM
- 2100 military time — 9:00 PM
- 2200 military time — 10:00 PM
- 2300 military time — 11:00 PM
Frequently Asked Questions
What is 0400 in regular time?
0400 military time equals 4:00 AM in standard 12-hour time.
How do you say 0400 military time?
0400 is spoken as "Zero four hundred".
How do I convert 0400 to AM/PM?
The hour 4 is before noon, so it stays the same and the result is 4:00 AM (AM).
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All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.
Conversion factors verified against NIST, BIPM, ISO 8601
Second defined by Cs-133 transition (SI, BIPM).
Last reviewed: March 2026
