Zulu Time Zone — Z
Military letter Z (Zulu) maps to the UTC offset from Coordinated Universal Time. Equivalent to UTC. Used in aviation, military, and maritime communications worldwide.
Zulu (Z) — UTC
Thursday, 22 October 2026 UTC
About Zulu
UTC offset
UTC
Letter Z = Zulu in the NATO phonetic alphabet.
Where Z is used
Equivalent to UTC. Used in aviation, military, and maritime communications worldwide.
Places on UTC (Z time) in 2026
27 zones in the tz database are at UTC for at least part of 2026. Zones listed under January or July only are on this offset for part of the year, because they change their clocks for daylight saving time. Civil abbreviations at this offset: UTC, GMT, WET.
All year (16 zones)
Burkina Faso, Côte d’Ivoire, Gambia, Ghana, Greenland, Guinea, Guinea-Bissau, Iceland, Liberia, Mali, Mauritania, Senegal, Sierra Leone, St. Helena, São Tomé & Príncipe, Togo
Africa/Abidjan · Africa/Accra · Africa/Bamako · Africa/Banjul · Africa/Bissau · Africa/Conakry · Africa/Dakar · Africa/Freetown · Africa/Lome · Africa/Monrovia · Africa/Nouakchott · Africa/Ouagadougou · Africa/Sao Tome · America/Danmarkshavn · Atlantic/Reykjavik · Atlantic/St Helena
In January only (10 zones)
Antarctica, Faroe Islands, Guernsey, Ireland, Isle of Man, Jersey, Portugal, Spain, United Kingdom
Antarctica/Troll · Atlantic/Canary · Atlantic/Faeroe · Atlantic/Madeira · Europe/Dublin · Europe/Guernsey · Europe/Isle of Man · Europe/Jersey · Europe/Lisbon · Europe/London
In July only (1 zones)
Portugal
Converting Z time
In a military date-time group the zone letter follows the time: 151430Z JAN 26 means 14:30 Zulu time on 15 January 2026, which is 151430Z JAN 26 in Zulu (UTC).