Time zone abbreviations are short codes used to denote the various time zones around the world. These abbreviations simplify the process of identifying different time zones, making it easier to coordinate across regions. Each abbreviation is typically three to four letters long, representing the time zone's full name and its offset from Coordinated Universal Time (UTC). For example, "EST" stands for Eastern Standard Time, which is UTC-5, while "PST" stands for Pacific Standard Time, which is UTC-8.
These abbreviations are essential for scheduling, travel planning, and global communication, providing a standardized way to reference time zones. They help avoid confusion and ensure everyone is on the same page when it comes to time-related matters. Whether you're planning a meeting, booking a flight, or just trying to understand the local time in another country, knowing time zone abbreviations can be incredibly helpful. They are widely used in international business, software development, and by travelers who need to keep track of time differences across the world. Understanding these abbreviations ensures smooth and accurate timekeeping in our increasingly connected global society.
This page lists all the time zone abbreviations and their corresponding time zones. Click on any abbreviation to see the current time in that time zone.
| Time Zone Abbreviation | Time Zone Name | Offset |
|---|---|---|
| UTC | Coordinated Universal Time | +00:00 |
| GMT | Greenwich Mean Time | +00:00 |
| Z | Zulu Time | +00:00 |
| WET | Western European Time | +00:00 |
| IBST | International Business Standard Time | +03:30 |
| EGST | Eastern Greenland Summer Time | -01:00 |
| BST | British Summer Time | +01:00 |
| CET | Central European Time | +01:00 |
| AEST | Australian Eastern Standard Time | +10:00 |
| ACST | Australian Central Standard Time | +09:30 |
| AKST | Alaska Standard Time | -09:00 |
| CST | Central Standard Time | -06:00 |
| EST | Eastern Standard Time | -05:00 |
| HST | Hawaii-Aleutian Standard Time | -10:00 |
| JST | Japan Standard Time | +09:00 |
| MSK | Moscow Standard Time | +03:00 |
| PST | Pacific Standard Time | -08:00 |
| NST | Newfoundland Standard Time | -03:30 |
| SST | Samoa Standard Time | -11:00 |
| CAT | Central Africa Time | +02:00 |
| EET | Eastern European Time | +02:00 |
| AST | Arabian Standard Time | +03:00 |
| IRST | Iran Standard Time | +03:30 |
| PKT | Pakistan Standard Time | +05:00 |
| AFT | Afghanistan Time | +04:30 |
| IST | India Standard Time | +05:30 |
| BST | Bangladesh Standard Time | +06:00 |
| MMT | Myanmar Time | +06:30 |
| KRAT | Krasnoyarsk Time | +07:00 |
| CST | China Standard Time | +08:00 |
| AWST | Australian Western Standard Time | +08:00 |
| NZST | New Zealand Standard Time | +12:00 |
| HAST | Hawaii-Aleutian Standard Time | -10:00 |
| MST | Mountain Standard Time | -07:00 |
| AKDT | Alaska Daylight Time | -08:00 |
| ART | Argentina Time | -03:00 |
| AST | Atlantic Standard Time | -04:00 |
| WEST | Western European Summer Time | +01:00 |
| CEST | Central European Summer Time | +02:00 |
| EEST | Eastern European Summer Time | +03:00 |
| FJT | Fiji Time | +12:00 |
| GST | Greenland Standard Time | -03:00 |
| HKT | Hong Kong Time | +08:00 |
| ICT | Indochina Time | +07:00 |
| KST | Korea Standard Time | +09:00 |
| MAGT | Magadan Time | +11:00 |
| NPT | Nepal Time | +05:45 |
| PHT | Philippine Time | +08:00 |
| SAKT | Sakhalin Island Time | +11:00 |
| SGT | Singapore Time | +08:00 |
| TAHT | Tahiti Time | -10:00 |
| VLAT | Vladivostok Time | +10:00 |
| WIB | Western Indonesian Time | +07:00 |
| YEKT | Yekaterinburg Time | +05:00 |
| EDT | Eastern Daylight Time | -04:00 |
| ACDT | Australian Central Daylight Time | +10:30 |
| AEDT | Australian Eastern Daylight Time | +11:00 |
| PDT | Pacific Daylight Time | -07:00 |
| CHAST | Chatham Island Standard Time | +12:45 |
| CHUT | Chuuk Time | +10:00 |
| FKT | Falkland Islands Time | -03:00 |
| GALT | Galapagos Time | -06:00 |
| GAMT | Gambier Islands Time | -09:00 |
| GET | Georgia Standard Time | +04:00 |
| NT | Newfoundland Time | -03:30 |
| PET | Peru Time | -05:00 |
| PMDT | Saint Pierre and Miquelon Daylight Time | -02:00 |
| PMST | Saint Pierre and Miquelon Standard Time | -03:00 |
| PONT | Pohnpei Standard Time | +11:00 |
| ROTT | Rothera Time | -03:00 |
| SRT | Suriname Time | -03:00 |
| THA | Thailand Time | +07:00 |
| TKT | Tokelau Time | +13:00 |
| UZT | Uzbekistan Time | +05:00 |
| VOST | Vostok Station Time | +06:00 |
| WIT | Western Indonesia Time | +07:00 |
| HADT | Hawaii-Aleutian Daylight Time | -09:00 |
| HMT | Himalayan Time | +05:30 |
| IDT | Israel Daylight Time | +03:00 |
| MART | Marquesas Time | -09:30 |
| MHT | Marshall Islands Time | +12:00 |
| MIST | Macquarie Island Station Time | +11:00 |
| NDT | Newfoundland Daylight Time | -02:30 |
| DFT | AIX specific equivalent of Central European Time | +01:00 |
| MET | Middle European Time | +01:00 |
| WAT | West Africa Time | +01:00 |
| WEDT | Western European Daylight Time | +01:00 |
| CEDT | Central European Daylight Time | +02:00 |
| HAEC | Heure Avancée d'Europe Centrale | +02:00 |
| IST Israel | Israel Standard Time | +02:00 |
| MEST | Middle European Summer Time | +02:00 |
| SAST | South African Standard Time | +02:00 |
| USZ1 | Kaliningrad Time | +02:00 |
| WAST | West Africa Summer Time | +02:00 |
| AST Arabia | Arabia Standard Time | +03:00 |
| EAT | East Africa Time | +03:00 |
| EEDT | Eastern European Daylight Time | +03:00 |
| FET | Further-eastern European Time | +03:00 |
| IOT | Indian Ocean Time | +03:00 |
| SYOT | Showa Station Time | +03:00 |
| AMT | Armenia Time | +04:00 |
| AZT | Azerbaijan Time | +04:00 |
| GST | Gulf Standard Time | +04:00 |
| MUT | Mauritius Time | +04:00 |
| RET | Réunion Time | +04:00 |
| SAMT | Samara Time | +04:00 |
| SCT | Seychelles Time | +04:00 |
| VOLT | Volgograd Time | +04:00 |
| IRDT | Iran Daylight Time | +04:30 |
| MAWT | Mawson Station Time | +05:00 |
| MVT | Maldives Time | +05:00 |
| ORAT | Oral Time | +05:00 |
| TFT | Indian/Kerguelen | +05:00 |
| TJT | Tajikistan Time | +05:00 |
| TMT | Turkmenistan Time | +05:00 |
| SLST | Sri Lanka Standard Time | +05:30 |
| IST | Indian Standard Time | +05:30 |
| BDT | Bangladesh Daylight Time | +06:00 |
| BIOT | British Indian Ocean Time | +06:00 |
| BTT | Bhutan Time | +06:00 |
| KGT | Kyrgyzstan Time | +06:00 |
| OMST | Omsk Time | +06:00 |
| CCT | Cocos Islands Time | +06:30 |
| MST | Myanmar Standard Time | +06:30 |
| CXT | Christmas Island Time | +07:00 |
| DAVT | Davis Time | +07:00 |
| HOVT | Khovd Time | +07:00 |
| KRAT | Krasnoyarsk Time | +07:00 |
| ACT | ASEAN Common Time | +08:00 |
| BDT | Brunei Time | +08:00 |
| CHOT | Choibalsan Time | +08:00 |
| CIT | Central Indonesia Time | +08:00 |
| CT | China Time | +08:00 |
| IRKT | Irkutsk Time | +08:00 |
| MST | Malaysia Standard Time | +08:00 |
| MYT | Malaysia Time | +08:00 |
| PST | Philippine Standard Time | +08:00 |
| ULAT | Ulaanbaatar Time | +08:00 |
| WST | Western Standard Time | +08:00 |
| CWST | Central Western Standard Time (Australia) | +08:45 |
| AWDT | Australian Western Daylight Time | +09:00 |
| EIT | Eastern Indonesian Time | +09:00 |
| TLT | Timor Leste Time | +09:00 |
| YAKT | Yakutsk Time | +09:00 |
| CST Australia Central | Central Standard Time (Australia) | +09:30 |
| CHST | Chamorro Standard Time | +10:00 |
| DDUT | Dumont d'Urville Time | +10:00 |
| EST Australia | Eastern Standard Time (Australia) | +10:00 |
| PGT | Papua New Guinea Time | +10:00 |
| CST Australia Central Summer | Central Summer Time (Australia) | +10:30 |
| LHST | Lord Howe Standard Time | +10:30 |
| BST Bougainville | Bougainville Standard Time | +11:00 |
| KOST | Kosrae Time | +11:00 |
| LHST Lord Howe Summer | Lord Howe Summer Time | +11:00 |
| NCT | New Caledonia Time | +11:00 |
| SBT | Solomon Islands Time | +11:00 |
| SRET | Srednekolymsk Time | +11:00 |
| VUT | Vanuatu Time | +11:00 |
| NFT | Norfolk Time | +11:00 |
| GILT | Gilbert Island Time | +12:00 |
| PETT | Kamchatka Time | +12:00 |
| TVT | Tuvalu Time | +12:00 |
| WAKT | Wake Island Time | +12:00 |
| NZDT | New Zealand Daylight Time | +13:00 |
| PHOT | Phoenix Island Time | +13:00 |
| TOT | Tonga Time | +13:00 |
| CHADT | Chatham Daylight Time | +13:45 |
| LINT | Line Islands Time | +14:00 |
| AZOST | Azores Standard Time | -01:00 |
| CVT | Cape Verde Time | -01:00 |
| EGT | Eastern Greenland Time | -01:00 |
| BRST | Brasilia Summer Time | -02:00 |
| FNT | Fernando de Noronha Time | -02:00 |
| UYST | Uruguay Summer Time | -02:00 |
| ADT | Atlantic Daylight Time | -03:00 |
| AMST | Amazon Summer Time | -03:00 |
| BRT | Brasilia Time | -03:00 |
| CLST | Chile Summer Time | -03:00 |
| FKST | Falkland Islands Standard Time | -03:00 |
| FKST Falkland Islands Summer | Falkland Islands Summer Time | -03:00 |
| GFT | French Guiana Time | -03:00 |
| PYST | Paraguay Summer Time | -03:00 |
| UYT | Uruguay Standard Time | -03:00 |
| BOT | Bolivia Time | -04:00 |
| CDT Cuba | Cuba Daylight Time | -04:00 |
| CLT | Chile Standard Time | -04:00 |
| COST | Colombia Summer Time | -04:00 |
| ECT | Eastern Caribbean Time | -04:00 |
| GYT | Guyana Time | -04:00 |
| PYT | Paraguay Time | -04:00 |
| VET | Venezuelan Standard Time | -04:30 |
| ACT Acre | Acre Time | -05:00 |
| CDT | Central Daylight Time | -05:00 |
| COT | Colombia Time | -05:00 |
| CST Cuba | Cuba Standard Time | -05:00 |
| EASST | Easter Island Standard Summer Time | -05:00 |
| ECT Ecuador | Ecuador Time | -05:00 |
| EAST | Easter Island Standard Time | -06:00 |
| MDT | Mountain Daylight Time | -06:00 |
| CIST | Clipperton Island Standard Time | -08:00 |
| GIT | Gambier Island Time | -09:00 |
| MIT | Marquesas Islands Time | -09:30 |
| CKT | Cook Island Time | -10:00 |
| NUT | Niue Time | -11:00 |
| BIT | Baker Island Time | -12:00 |
| LMT | Liberia Mean Time | +00:44 |
| WFT | Wallis and Futuna Time | +12:00 |
| TOST | Tonga Standard Time | +13:00 |
| GDT | Greenwich Daylight Time | +01:00 |
| NFDT | Norfolk Daylight Time | +12:00 |
| KGST | Kyrgyzstan Standard Time | +06:00 |
| FRUT | Ferghana Standard Time | +06:00 |
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