NATO / MILITARY

Military Time Zones

NATO phonetic alphabet time zones A–Z (excluding J). Each letter designates a UTC offset, used in military and aviation communications worldwide.

ZULU TIME — UTC+0
00:00:00Z
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Zone Selector

Click a zone letter to see details and current time.

Zone Map

Schematic view of all 25 NATO time zones. Your zone is highlighted in green.

Y UTC-12 X UTC-11 W UTC-10 V UTC-9 U UTC-8 T UTC-7 S UTC-6 R UTC-5 Q UTC-4 P UTC-3 O UTC-2 N UTC-1 Z UTC+0 A UTC+1 B UTC+2 C UTC+3 D UTC+4 E UTC+5 F UTC+6 G UTC+7 H UTC+8 I UTC+9 K UTC+10 L UTC+11 M UTC+12 UTC/Z
← West (negative offsets) · UTC+0 center · East (positive offsets) → | Hover or click a strip to select zone

Full Zone Reference

Letter NATO Name UTC Offset Representative Cities Current Time
A Alpha UTC+1 Paris, Berlin, Rome
B Bravo UTC+2 Athens, Cairo, Helsinki
C Charlie UTC+3 Moscow, Riyadh, Nairobi
D Delta UTC+4 Dubai, Baku, Tbilisi
E Echo UTC+5 Islamabad, Tashkent
F Foxtrot UTC+6 Dhaka, Almaty
G Golf UTC+7 Bangkok, Jakarta, Hanoi
H Hotel UTC+8 Beijing, Singapore, Perth
I India UTC+9 Tokyo, Seoul, Yakutsk
K Kilo UTC+10 Sydney, Guam, Vladivostok
L Lima UTC+11 Noumea, Solomon Islands
M Mike UTC+12 Auckland, Fiji, Kamchatka
N November UTC-1 Azores, Cape Verde
O Oscar UTC-2 Mid-Atlantic
P Papa UTC-3 Buenos Aires, São Paulo
Q Quebec UTC-4 Halifax, Santiago, Caracas
R Romeo UTC-5 New York, Washington DC, Lima
S Sierra UTC-6 Chicago, Mexico City, Dallas
T Tango UTC-7 Denver, Phoenix, Calgary
U Uniform UTC-8 Los Angeles, Vancouver, Tijuana
V Victor UTC-9 Anchorage, Juneau
W Whiskey UTC-10 Honolulu, Papeete
X X-ray UTC-11 Midway Island, Samoa
Y Yankee UTC-12 Baker Island
Z Zulu UTC+0 London, Reykjavik, Accra

What Is Zulu Time?

Zulu time is the military and aviation designation for Coordinated Universal Time (UTC), the global time standard. The letter Z — NATO phonetic "Zulu" — represents UTC+0, the prime meridian time. All military operations, aviation communications, and international coordination use Zulu as the reference point.

When a pilot says "departure at 1430 Zulu," everyone — regardless of their local time zone — knows exactly when that means. This eliminates confusion from daylight saving time changes, regional time zones, and AM/PM ambiguity simultaneously.

How NATO Time Zones Work

NATO time zones use a single letter from the phonetic alphabet to represent each UTC offset. The zones span from Yankee (UTC−12) through Zulu (UTC+0) to Mike (UTC+12). Each whole-hour offset gets one letter, covering all major time zones worldwide.

Positive offsets (east of UTC) use letters A through M: Alpha is UTC+1, Bravo is UTC+2, and so on through Mike at UTC+12. Negative offsets (west of UTC) use letters N through Y: November is UTC−1, Oscar is UTC−2, through Yankee at UTC−12. Zulu sits at the center as UTC+0.

The J (Juliet) Exception

The letter J (Juliet) is deliberately excluded from the NATO time zone system. Juliet is reserved to indicate local time at the observer's location — whatever zone they happen to be in. So "1400J" means 2 PM local time, wherever you are. This convention prevents confusion between a specific UTC offset and an unspecified local reference.