Time Zone Abbreviations Worldwide List

Time Zone Abbreviations Worldwide List

The Time Zone Abbreviations – Worldwide List is a reference tool that provides a comprehensive catalog of global time zone abbreviations along with their full names and corresponding UTC offsets.

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Abbreviation Time Zone Name Location Offset
A Alpha Time Zone Military UTC +1
ACDT Australian Central Daylight Time CDT – Central Daylight Time CDST – Central Daylight Savings Time Australia UTC +10:30
ACST Australian Central Standard Time CST – Central Standard Time Australia UTC +9:30
ACT Acre Time South America UTC -5
ACT Australian Central Time Australia UTC +9:30 / +10:30
ACWST Australian Central Western Standard Time Australia UTC +8:45
ADT Arabia Daylight Time AST – Arabia Summer Time Asia UTC +3
ADT Atlantic Daylight Time ADST – Atlantic Daylight Saving Time AST – Atlantic Summer Time HAA – Heure Avancée de l'Atlantique (French) North America Atlantic UTC -3
AEDT Australian Eastern Daylight Time EDT – Eastern Daylight Time EDST – Eastern Daylight Saving Time Australia UTC +11
AEST Australian Eastern Standard Time EST – Eastern Standard Time AET – Australian Eastern Time Australia UTC +10
AET Australian Eastern Time Australia UTC +10:00 / +11:00
AFT Afghanistan Time Asia UTC +4:30
AKDT Alaska Daylight Time ADST – Alaska Daylight Saving Time North America UTC -8
AKST Alaska Standard Time AT – Alaska Time North America UTC -9
ALMT Alma-Ata Time Asia UTC +6
AMST Amazon Summer Time South America UTC -3
AMST Armenia Summer Time AMDT – Armenia Daylight Time Asia UTC +5
AMT Amazon Time South America UTC -4
AMT Armenia Time Asia UTC +4
ANAST Anadyr Summer Time Asia UTC +12
ANAT Anadyr Time Asia UTC +12
AQTT Aqtobe Time Asia UTC +5
ART Argentina Time Antarctica South America UTC -3
AST Arabia Standard Time AST – Arabic Standard Time AST – Al Manamah Standard Time Asia UTC +3
AST Atlantic Standard Time AT – Atlantic Time AST – Tiempo Estándar del Atlántico (Spanish) HNA – Heure Normale de l'Atlantique (French) North America Atlantic Caribbean UTC -4
AT Atlantic Time North America Atlantic UTC -4:00 / -3:00
AWDT Australian Western Daylight Time WDT – Western Daylight Time WST – Western Summer Time Australia UTC +9
AWST Australian Western Standard Time WST – Western Standard Time WAT – Western Australia Time Australia UTC +8
AZOST Azores Summer Time AZODT – Azores Daylight Time Atlantic UTC +0
AZOT Azores Time AZOST – Azores Standard Time Atlantic UTC -1
AZST Azerbaijan Summer Time Asia UTC +5
AZT Azerbaijan Time Asia UTC +4
AoE Anywhere on Earth Pacific UTC -12
B Bravo Time Zone Military UTC +2
BNT Brunei Darussalam Time BDT – Brunei Time Asia UTC +8
BOT Bolivia Time South America UTC -4
BRST Brasília Summer Time BST – Brazil Summer Time BST – Brazilian Summer Time South America UTC -2
BRT Brasília Time BT – Brazil Time BT – Brazilian Time South America UTC -3
BST Bangladesh Standard Time Asia UTC +6
BST Bougainville Standard Time Pacific UTC +11
BST British Summer Time BDT – British Daylight Time BDST – British Daylight Saving Time Europe UTC +1
BTT Bhutan Time Asia UTC +6
C Charlie Time Zone Military UTC +3
CAST Casey Time Antarctica UTC +11
CAT Central Africa Time Africa UTC +2
CCT Cocos Islands Time Indian Ocean UTC +6:30
CDT Central Daylight Time CDST – Central Daylight Saving Time NACDT – North American Central Daylight Time HAC – Heure Avancée du Centre (French) North America UTC -5
CDT Cuba Daylight Time Caribbean UTC -4
CEST Central European Summer Time CEDT – Central European Daylight Time ECST – European Central Summer Time MESZ – Mitteleuropäische Sommerzeit (German) Europe Antarctica UTC +2
CET Central European Time ECT – European Central Time CET – Central Europe Time MEZ – Mitteleuropäische Zeit (German) Europe Africa UTC +1
CHADT Chatham Island Daylight Time CDT – Chatham Daylight Time Pacific UTC +13:45
CHAST Chatham Island Standard Time Pacific UTC +12:45
CHOST Choibalsan Summer Time CHODT – Choibalsan Daylight Time CHODST – Choibalsan Daylight Saving Time Asia UTC +9
CHOT Choibalsan Time Asia UTC +8
CHUT Chuuk Time Pacific UTC +10
CIDST Cayman Islands Daylight Saving Time Caribbean UTC -4
CIST Cayman Islands Standard Time CIT – Cayman Islands Time Caribbean UTC -5
CKT Cook Island Time Pacific UTC -10
CLST Chile Summer Time CLDT – Chile Daylight Time South America Antarctica UTC -3
CLT Chile Standard Time CT – Chile Time CLST – Chile Standard Time South America Antarctica UTC -4
COT Colombia Time South America UTC -5
CST Central Standard Time CT – Central Time NACST – North American Central Standard Time CST – Tiempo Central Estándar (Spanish) HNC – Heure Normale du Centre (French) North America Central America UTC -6
CST China Standard Time Asia UTC +8
CST Cuba Standard Time Caribbean UTC -5
CT Central Time North America UTC -6:00 / -5:00
CVT Cape Verde Time Africa UTC -1
CXT Christmas Island Time Australia UTC +7
ChST Chamorro Standard Time GST – Guam Standard Time Pacific UTC +10
D Delta Time Zone Military UTC +4
DAVT Davis Time Antarctica UTC +7
DDUT Dumont-d'Urville Time Antarctica UTC +10
E Echo Time Zone Military UTC +5
EASST Easter Island Summer Time EADT – Easter Island Daylight Time Pacific UTC -5
EAST Easter Island Standard Time Pacific UTC -6
EAT Eastern Africa Time EAT – East Africa Time Africa Indian Ocean UTC +3
ECT Ecuador Time South America UTC -5
EDT Eastern Daylight Time EDST – Eastern Daylight Savings Time NAEDT – North American Eastern Daylight Time HAE – Heure Avancée de l'Est (French) EDT – Tiempo de verano del Este (Spanish) North America Caribbean UTC -4
EEST Eastern European Summer Time EEDT – Eastern European Daylight Time OESZ – Osteuropäische Sommerzeit (German) Europe Asia UTC +3
EET Eastern European Time OEZ – Osteuropäische Zeit (German) Europe Asia Africa UTC +2
EGST Eastern Greenland Summer Time EGST – East Greenland Summer Time North America UTC +0
EGT East Greenland Time EGT – Eastern Greenland Time North America UTC -1
EST Eastern Standard Time ET – Eastern Time NAEST – North American Eastern Standard Time ET – Tiempo del Este (Spanish) HNE – Heure Normale de l'Est (French) North America Caribbean Central America UTC -5
ET Eastern Time North America Caribbean UTC -5:00 / -4:00
F Foxtrot Time Military UTC +6
FET Further-Eastern European Time Europe UTC +3
FJST Fiji Summer Time FJDT – Fiji Daylight Time Pacific UTC +13
FJT Fiji Time Pacific UTC +12
FKST Falkland Islands Summer Time FKDT – Falkland Island Daylight Time South America UTC -3
FKT Falkland Island Time FKST – Falkland Island Standard Time South America UTC -4
FNT Fernando de Noronha Time South America UTC -2
G Golf Time Zone Military UTC +7
GALT Galapagos Time Pacific UTC -6
GAMT Gambier Time GAMT – Gambier Islands Time Pacific UTC -9
GET Georgia Standard Time Asia UTC +4
GFT French Guiana Time South America UTC -3
GILT Gilbert Island Time Pacific UTC +12
GMT Greenwich Mean Time UTC – Coordinated Universal Time GT – Greenwich Time Europe Africa North America Antarctica UTC +0
GST Gulf Standard Time Asia UTC +4
GST South Georgia Time South America UTC -2
GYT Guyana Time South America UTC -4
H Hotel Time Zone Military UTC +8
HADT Hawaii-Aleutian Daylight Time HDT – Hawaii Daylight Time North America UTC -9
HAST Hawaii-Aleutian Standard Time HST – Hawaii Standard Time North America Pacific UTC -10
HKT Hong Kong Time Asia UTC +8
HOVST Hovd Summer Time HOVDT – Hovd Daylight Time HOVDST – Hovd Daylight Saving Time Asia UTC +8
HOVT Hovd Time Asia UTC +7
I India Time Zone Military UTC +9
ICT Indochina Time Asia UTC +7
IDT Israel Daylight Time Asia UTC +3
IOT Indian Chagos Time Indian Ocean UTC +6
IRDT Iran Daylight Time IRST – Iran Summer Time IDT – Iran Daylight Time Asia UTC +4:30
IRKST Irkutsk Summer Time Asia UTC +9
IRKT Irkutsk Time Asia UTC +8
IRST Iran Standard Time IT – Iran Time Asia UTC +3:30
IST India Standard Time IT – India Time IST – Indian Standard Time Asia UTC +5:30
IST Irish Standard Time IST – Irish Summer Time Europe UTC +1
IST Israel Standard Time Asia UTC +2
JST Japan Standard Time Asia UTC +9
K Kilo Time Zone Military UTC +10
KGT Kyrgyzstan Time Asia UTC +6
KOST Kosrae Time Pacific UTC +11
KRAST Krasnoyarsk Summer Time Asia UTC +8
KRAT Krasnoyarsk Time Asia UTC +7
KST Korea Standard Time KST – Korean Standard Time KT – Korea Time Asia UTC +9
KUYT Kuybyshev Time SAMST – Samara Summer Time Europe UTC +4
L Lima Time Zone Military UTC +11
LHDT Lord Howe Daylight Time Australia UTC +11
LHST Lord Howe Standard Time Australia UTC +10:30
LINT Line Islands Time Pacific UTC +14
M Mike Time Zone Military UTC +12
MAGST Magadan Summer Time MAGST – Magadan Island Summer Time Asia UTC +12
MAGT Magadan Time MAGT – Magadan Island Time Asia UTC +11
MART Marquesas Time Pacific UTC -9:30
MAWT Mawson Time Antarctica UTC +5
MDT Mountain Daylight Time MDST – Mountain Daylight Saving Time NAMDT – North American Mountain Daylight Time HAR – Heure Avancée des Rocheuses (French) North America UTC -6
MHT Marshall Islands Time Pacific UTC +12
MMT Myanmar Time Asia UTC +6:30
MSD Moscow Daylight Time Moscow Summer Time Europe UTC +4
MSK Moscow Standard Time MCK – Moscow Time Europe Asia UTC +3
MST Mountain Standard Time MT – Mountain Time NAMST – North American Mountain Standard Time HNR – Heure Normale des Rocheuses (French) North America UTC -7
MT Mountain Time North America UTC -7:00 / -6:00
MUT Mauritius Time Africa UTC +4
MVT Maldives Time Asia UTC +5
MYT Malaysia Time MST – Malaysian Standard Time Asia UTC +8
N November Time Zone Military UTC -1
NCT New Caledonia Time Pacific UTC +11
NDT Newfoundland Daylight Time HAT – Heure Avancée de Terre-Neuve (French) North America UTC -2:30
NFT Norfolk Time NFT – Norfolk Island Time Australia UTC +11
NOVST Novosibirsk Summer Time OMSST – Omsk Summer Time Asia UTC +7
NOVT Novosibirsk Time OMST – Omsk Standard Time Asia UTC +7
NPT Nepal Time Asia UTC +5:45
NRT Nauru Time Pacific UTC +12
NST Newfoundland Standard Time HNT – Heure Normale de Terre-Neuve (French) North America UTC -3:30
NUT Niue Time Pacific UTC -11
NZDT New Zealand Daylight Time Pacific Antarctica UTC +13
NZST New Zealand Standard Time Pacific Antarctica UTC +12
O Oscar Time Zone Military UTC -2
OMSST Omsk Summer Time NOVST – Novosibirsk Summer Time Asia UTC +7
OMST Omsk Standard Time OMST – Omsk Time NOVT – Novosibirsk Time Asia UTC +6
ORAT Oral Time Asia UTC +5
P Papa Time Zone Military UTC -3
PDT Pacific Daylight Time PDST – Pacific Daylight Saving Time NAPDT – North American Pacific Daylight Time HAP – Heure Avancée du Pacifique (French) North America UTC -7
PET Peru Time South America UTC -5
PETST Kamchatka Summer Time Asia UTC +12
PETT Kamchatka Time PETT – Petropavlovsk-Kamchatski Time Asia UTC +12
PGT Papua New Guinea Time Pacific UTC +10
PHOT Phoenix Island Time Pacific UTC +13
PHT Philippine Time PST – Philippine Standard Time Asia UTC +8
PKT Pakistan Standard Time PKT – Pakistan Time Asia UTC +5
PMDT Pierre & Miquelon Daylight Time North America UTC -2
PMST Pierre & Miquelon Standard Time North America UTC -3
PONT Pohnpei Standard Time Pacific UTC +11
PST Pacific Standard Time PT – Pacific Time NAPST – North American Pacific Standard Time PT – Tiempo del Pacífico (Spanish) HNP – Heure Normale du Pacifique (French) North America UTC -8
PST Pitcairn Standard Time Pacific UTC -8
PT Pacific Time North America UTC -8:00 / -7:00
PWT Palau Time Pacific UTC +9
PYST Paraguay Summer Time South America UTC -3
PYT Paraguay Time South America UTC -4
PYT Pyongyang Time PYST – Pyongyang Standard Time Asia UTC +8:30
Q Quebec Time Zone Military UTC -4
QYZT Qyzylorda Time Asia UTC +6
R Romeo Time Zone Military UTC -5
RET Reunion Time Africa UTC +4
ROTT Rothera Time Antarctica UTC -3
S Sierra Time Zone Military UTC -6
SAKT Sakhalin Time Asia UTC +11
SAMT Samara Time SAMT – Samara Standard Time Europe UTC +4
SAST South Africa Standard Time SAST – South African Standard Time Africa UTC +2
SBT Solomon Islands Time SBT – Solomon Island Time Pacific UTC +11
SCT Seychelles Time Africa UTC +4
SGT Singapore Time SST – Singapore Standard Time Asia UTC +8
SRET Srednekolymsk Time Asia UTC +11
SRT Suriname Time South America UTC -3
SST Samoa Standard Time Pacific UTC -11
SYOT Syowa Time Antarctica UTC +3
T Tango Time Zone Military UTC -7
TAHT Tahiti Time Pacific UTC -10
TFT French Southern and Antarctic Time KIT – Kerguelen (Islands) Time Indian Ocean UTC +5
TJT Tajikistan Time Asia UTC +5
TKT Tokelau Time Pacific UTC +13
TLT East Timor Time Asia UTC +9
TMT Turkmenistan Time Asia UTC +5
TOST Tonga Summer Time Pacific UTC +14
TOT Tonga Time Pacific UTC +13
TRT Turkey Time Asia Europe UTC +3
TVT Tuvalu Time Pacific UTC +12
U Uniform Time Zone Military UTC -8
ULAST Ulaanbaatar Summer Time ULAST – Ulan Bator Summer Time Asia UTC +9
ULAT Ulaanbaatar Time ULAT – Ulan Bator Time Asia UTC +8
UTC Coordinated Universal Time Worldwide UTC
UYST Uruguay Summer Time South America UTC -2
UYT Uruguay Time South America UTC -3
UZT Uzbekistan Time Asia UTC +5
V Victor Time Zone Military UTC -9
VET Venezuelan Standard Time HLV – Hora Legal de Venezuela (Spanish) South America UTC -4
VLAST Vladivostok Summer Time Asia UTC +11
VLAT Vladivostok Time Asia UTC +10
VOST Vostok Time Antarctica UTC +6
VUT Vanuatu Time EFATE – Efate Time Pacific UTC +11
W Whiskey Time Zone Military UTC -10
WAKT Wake Time Pacific UTC +12
WARST Western Argentine Summer Time South America UTC -3
WAST West Africa Summer Time Africa UTC +2
WAT West Africa Time Africa UTC +1
WEST Western European Summer Time WEDT – Western European Daylight Time WESZ – Westeuropäische Sommerzeit (German) Europe Africa UTC +1
WET Western European Time GMT – Greenwich Mean Time WEZ – Westeuropäische Zeit (German) Europe Africa UTC +0
WFT Wallis and Futuna Time Pacific UTC +12
WGST Western Greenland Summer Time WGST – West Greenland Summer Time North America UTC -2
WGT West Greenland Time WGT – Western Greenland Time North America UTC -3
WIB Western Indonesian Time WIB – Waktu Indonesia Barat Asia UTC +7
WIT Eastern Indonesian Time WIT – Waktu Indonesia Timur Asia UTC +9
WITA Central Indonesian Time WITA – Waktu Indonesia Tengah Asia UTC +8
WST West Samoa Time ST – Samoa Time Pacific UTC +14
WST Western Sahara Summer Time Africa UTC +1
WT Western Sahara Standard Time WT – Western Sahara Time Africa UTC +0
X X-ray Time Zone Military UTC -11
Y Yankee Time Zone Military UTC -12
YAKST Yakutsk Summer Time Asia UTC +10
YAKT Yakutsk Time Asia UTC +9
YAPT Yap Time Pacific UTC +10
YEKST Yekaterinburg Summer Time Asia UTC +6
YEKT Yekaterinburg Time Asia UTC +5
Z Zulu Time Zone Military UTC +0
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