Zulu Time & Military Time Zones
Zulu (Z) is UTC — the military’s global reference. Convert your local time to Zulu and back, and browse the NATO letter zones.
System 03 · Time zones
Local ⇄ Zulu
Your local UTC offset: —
Zulu—
Your local time—
Zulu uses the current UTC offset of your device. Aircrew, ATC and operations use “Zulu” to coordinate across time zones without ambiguity.
System 03 · Worldwide
Any city ↔ Zulu (DST-aware)
Pick a city — daylight-saving offsets are applied automatically for the right season.
Current time there (military)
—
—
Zulu—
For example, entering the city’s local time instantly gives you the matching Zulu (UTC) value — exactly how aircrew and operations coordinate across zones.
Reference
Military time zones (A–Z)
Each zone is a single letter. Zulu (Z) is UTC+0. Offset letters are skipped to avoid confusion — J is reserved for local time.
| Letter | Name | UTC offset | UTC+0 equivalent |
|---|---|---|---|
| Z | Zulu | UTC | 00:00 |
| A | Alfa | +1 | 01:00 |
| B | Bravo | +2 | 02:00 |
| C | Charlie | +3 | 03:00 |
| D | Delta | +4 | 04:00 |
| E | Echo | +5 | 05:00 |
| F | Foxtrot | +6 | 06:00 |
| G | Golf | +7 | 07:00 |
| H | Hotel | +8 | 08:00 |
| I | India | +9 | 09:00 |
| K | Kilo | +10 | 10:00 |
| L | Lima | +11 | 11:00 |
| M | Mike | +12 | 12:00 |
| N | November | −1 | 23:00 |
| O | Oscar | −2 | 22:00 |
| P | Papa | −3 | 21:00 |
| Q | Quebec | −4 | 20:00 |
| R | Romeo | −5 | 19:00 |
| S | Sierra | −6 | 18:00 |
| T | Tango | −7 | 17:00 |
| U | Uniform | −8 | 16:00 |
| V | Victor | −9 | 15:00 |
| W | Whiskey | −10 | 14:00 |
| X | X-ray | −11 | 13:00 |
| Y | Yankee | −12 | 12:00 |