Time Zone Abbreviations – Worldwide List
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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 |
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 |
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 |
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 |
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 |
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 |
Europe Africa | UTC +1 |
WET |
Western European Time
GMT – Greenwich Mean Time |
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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