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Time Zone Abbreviations – Worldwide List

Time Zone names, codes and abbreviations for Standard Time and Daylight Saving Time (DST) around the world.

Time Zone Abbreviations – Worldwide List

AbbreviationTime 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 +4
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 +8
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 Zone 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
HDT Hawaii-Aleutian Daylight Time
HADT – Hawaii Daylight Time
North America
UTC -9
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
HST Hawaii Standard Time
HAST – Hawaii-Aleutian Standard Time
North America
Pacific
UTC -10
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
NFDT Norfolk Daylight Time
NFDT – Norfolk Island Daylight Time
Australia
UTC +12
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