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| Abbr | Timezone | UTC Offset | Current Time | Region |
|---|---|---|---|---|
| A | Alpha Time Zone | UTC + 1:00 | 16:39 | Military |
| ACDT | Australian Central Daylight Time | UTC + 10:30 | 02:09 | Australia |
| ACST | Australian Central Standard Time | UTC + 9:30 | 01:09 | Australia |
| ACT | Acre Time | UTC - 5:00 | 10:39 | South America |
| ACT | Australian Central Time | UTC + 9:30 | 01:09 | Australia |
| ACWDT | Australian Central Western Daylight Time | UTC + 8:45 | 00:24 | Australia |
| ACWST | Australian Central Western Standard Time | UTC + 8:45 | 00:24 | Australia |
| ADT | Arabia Daylight Time | UTC + 3:00 | 18:39 | Asia |
| ADT | Atlantic Daylight Time | UTC - 3:00 | 12:39 | North America |
| AEDT | Australian Eastern Daylight Time | UTC + 11:00 | 02:39 | Australia |
| AEST | Australian Eastern Standard Time | UTC + 10:00 | 01:39 | Australia |
| AET | Australian Eastern Time | UTC + 10:00 | 01:39 | Australia |
| AFT | Afghanistan Time | UTC + 4:30 | 20:09 | Asia |
| AKDT | Alaska Daylight Time | UTC - 8:00 | 07:39 | North America |
| AKST | Alaska Standard Time | UTC - 9:00 | 06:39 | North America |
| ALMT | Alma-Ata Time | UTC + 6:00 | 21:39 | Asia |
| AMST | Amazon Summer Time | UTC - 3:00 | 12:39 | South America |
| AMST | Armenia Summer Time | UTC + 5:00 | 20:39 | Asia |
| AMT | Amazon Time | UTC - 4:00 | 11:39 | South America |
| AMT | Armenia Time | UTC + 4:00 | 19:39 | Asia |
| ANAST | Anadyr Summer Time | UTC + 12:00 | 03:39 | Asia |
| ANAT | Anadyr Time | UTC + 12:00 | 03:39 | Asia |
| AoE | Anywhere on Earth | UTC - 12:00 | 03:39 | Pacific |
| AQTT | Aqtobe Time | UTC + 5:00 | 20:39 | Asia |
| ART | Argentina Time | UTC - 3:00 | 12:39 | South America |
| AST | Arabia Standard Time | UTC + 3:00 | 18:39 | Asia |
| AST | Atlantic Standard Time | UTC - 4:00 | 11:39 | North America |
| AT | Atlantic Time | UTC - 4:00 | 11:39 | North America |
| AWDT | Australian Western Daylight Time | UTC + 9:00 | 00:39 | Australia |
| AWST | Australian Western Standard Time | UTC + 8:00 | 23:39 | Australia |
| AZOST | Azores Summer Time | UTC + 0:00 | 15:39 | Atlantic |
| AZOT | Azores Time | UTC - 1:00 | 14:39 | Atlantic |
| AZST | Azerbaijan Summer Time | UTC + 5:00 | 20:39 | Asia |
| AZT | Azerbaijan Time | UTC + 4:00 | 19:39 | Asia |
| B | Bravo Time Zone | UTC + 2:00 | 17:39 | Military |
| BNT | Brunei Darussalam Time | UTC + 8:00 | 23:39 | Asia |
| BOT | Bolivia Time | UTC - 4:00 | 11:39 | South America |
| BRST | Brasilia Summer Time | UTC - 2:00 | 13:39 | South America |
| BRT | Brasilia Time | UTC - 3:00 | 12:39 | South America |
| BST | Bougainville Standard Time | UTC + 11:00 | 02:39 | Pacific |
| BST | British Summer Time | UTC + 1:00 | 16:39 | Europe |
| BST | Bangladesh Standard Time | UTC + 6:00 | 21:39 | Asia |
| BTT | Bhutan Time | UTC + 6:00 | 21:39 | Asia |
| C | Charlie Time Zone | UTC + 3:00 | 18:39 | Military |
| CAST | Casey Time | UTC + 11:00 | 02:39 | Antarctica |
| CAT | Central Africa Time | UTC + 2:00 | 17:39 | Africa |
| CCT | Cocos Islands Time | UTC + 6:30 | 22:09 | Indian Ocean |
| CDT | Central Daylight Time | UTC - 5:00 | 10:39 | North America |
| CDT | Cuba Daylight Time | UTC - 4:00 | 11:39 | Caribbean |
| CEST | Central European Summer Time | UTC + 2:00 | 17:39 | Europe |
| CET | Central European Time | UTC + 1:00 | 16:39 | Europe |
| CHADT | Chatham Island Daylight Time | UTC + 13:45 | 05:24 | Pacific |
| CHAST | Chatham Island Standard Time | UTC + 12:45 | 04:24 | Pacific |
| CHOST | Choibalsan Summer Time | UTC + 9:00 | 00:39 | Asia |
| CHOT | Choibalsan Time | UTC + 8:00 | 23:39 | Asia |
| ChST | Chamorro Standard Time | UTC + 10:00 | 01:39 | Pacific |
| CHUT | Chuuk Time | UTC + 10:00 | 01:39 | Pacific |
| CIDST | Cayman Islands Daylight Saving Time | UTC - 4:00 | 11:39 | Caribbean |
| CIST | Cayman Islands Standard Time | UTC - 5:00 | 10:39 | Caribbean |
| CKT | Cook Island Time | UTC - 10:00 | 05:39 | Pacific |
| CLST | Chile Summer Time | UTC - 3:00 | 12:39 | South America |
| CLT | Chile Standard Time | UTC - 4:00 | 11:39 | South America |
| COT | Colombia Time | UTC - 5:00 | 10:39 | South America |
| CST | Central Standard Time | UTC - 6:00 | 09:39 | North America |
| CST | Cuba Standard Time | UTC - 5:00 | 10:39 | Caribbean |
| CST | China Standard Time | UTC + 8:00 | 23:39 | Asia |
| CT | Central Time | UTC - 6:00 | 09:39 | North America |
| CVT | Cape Verde Time | UTC - 1:00 | 14:39 | Africa |
| CXT | Christmas Island Time | UTC + 7:00 | 22:39 | Australia |
| D | Delta Time Zone | UTC + 4:00 | 19:39 | Military |
| DAVT | Davis Time | UTC + 7:00 | 22:39 | Antarctica |
| DDUT | Dumont-d'Urville Time | UTC + 10:00 | 01:39 | Antarctica |
| E | Echo Time Zone | UTC + 5:00 | 20:39 | Military |
| EASST | Easter Island Summer Time | UTC - 5:00 | 10:39 | Pacific |
| EAST | Easter Island Standard Time | UTC - 6:00 | 09:39 | Pacific |
| EAT | Eastern Africa Time | UTC + 3:00 | 18:39 | Africa |
| ECT | Ecuador Time | UTC - 5:00 | 10:39 | South America |
| EDT | Eastern Daylight Time | UTC - 4:00 | 11:39 | North America |
| EEST | Eastern European Summer Time | UTC + 3:00 | 18:39 | Europe |
| EET | Eastern European Time | UTC + 2:00 | 17:39 | Europe |
| EGST | Eastern Greenland Summer Time | UTC + 0:00 | 15:39 | North America |
| EGT | East Greenland Time | UTC - 1:00 | 14:39 | North America |
| EST | Eastern Standard Time | UTC - 5:00 | 10:39 | North America |
| ET | Eastern Time | UTC - 5:00 | 10:39 | North America |
| F | Foxtrot Time Zone | UTC + 6:00 | 21:39 | Military |
| FET | Further-Eastern European Time | UTC + 3:00 | 18:39 | Europe |
| FJST | Fiji Summer Time | UTC + 13:00 | 04:39 | Pacific |
| FJT | Fiji Time | UTC + 12:00 | 03:39 | Pacific |
| FKST | Falkland Islands Summer Time | UTC - 3:00 | 12:39 | South America |
| FKT | Falkland Island Time | UTC - 4:00 | 11:39 | South America |
| FNT | Fernando de Noronha Time | UTC - 2:00 | 13:39 | South America |
| G | Golf Time Zone | UTC + 7:00 | 22:39 | Military |
| GALT | Galapagos Time | UTC - 6:00 | 09:39 | Pacific |
| GAMT | Gambier Time | UTC - 9:00 | 06:39 | Pacific |
| GET | Georgia Standard Time | UTC + 4:00 | 19:39 | Asia |
| GFT | French Guiana Time | UTC - 3:00 | 12:39 | South America |
| GILT | Gilbert Island Time | UTC + 12:00 | 03:39 | Pacific |
| GMT | Greenwich Mean Time | UTC + 0:00 | 15:39 | Europe |
| GST | Gulf Standard Time | UTC + 4:00 | 19:39 | Asia |
| GST | South Georgia Time | UTC - 2:00 | 13:39 | South America |
| GYT | Guyana Time | UTC - 4:00 | 11:39 | South America |
| H | Hotel Time Zone | UTC + 8:00 | 23:39 | Military |
| HADT | Hawaii-Aleutian Daylight Time | UTC - 9:00 | 06:39 | North America |
| HAST | Hawaii-Aleutian Standard Time | UTC - 10:00 | 05:39 | North America |
| HKT | Hong Kong Time | UTC + 8:00 | 23:39 | Asia |
| HOVST | Hovd Summer Time | UTC + 8:00 | 23:39 | Asia |
| HOVT | Hovd Time | UTC + 7:00 | 22:39 | Asia |
| I | India Time Zone | UTC + 9:00 | 00:39 | Military |
| ICT | Indochina Time | UTC + 7:00 | 22:39 | Asia |
| IDT | Israel Daylight Time | UTC + 3:00 | 18:39 | Asia |
| IOT | Indian Chagos Time | UTC + 6:00 | 21:39 | Indian Ocean |
| IRDT | Iran Daylight Time | UTC + 4:30 | 20:09 | Asia |
| IRKST | Irkutsk Summer Time | UTC + 9:00 | 00:39 | Asia |
| IRKT | Irkutsk Time | UTC + 8:00 | 23:39 | Asia |
| IRST | Iran Standard Time | UTC + 3:30 | 19:09 | Asia |
| IST | India Standard Time | UTC + 5:30 | 21:09 | Asia |
| IST | Irish Standard Time | UTC + 1:00 | 16:39 | Europe |
| IST | Israel Standard Time | UTC + 2:00 | 17:39 | Asia |
| JST | Japan Standard Time | UTC + 9:00 | 00:39 | Asia |
| K | Kilo Time Zone | UTC + 10:00 | 01:39 | Military |
| KGT | Kyrgyzstan Time | UTC + 6:00 | 21:39 | Asia |
| KOST | Kosrae Time | UTC + 11:00 | 02:39 | Pacific |
| KRAST | Krasnoyarsk Summer Time | UTC + 8:00 | 23:39 | Asia |
| KRAT | Krasnoyarsk Time | UTC + 7:00 | 22:39 | Asia |
| KST | Korea Standard Time | UTC + 9:00 | 00:39 | Asia |
| KUYT | Kuybyshev Time | UTC + 4:00 | 19:39 | Europe |
| L | Lima Time Zone | UTC + 11:00 | 02:39 | Military |
| LHDT | Lord Howe Daylight Time | UTC + 11:00 | 02:39 | Australia |
| LHST | Lord Howe Standard Time | UTC + 10:30 | 02:09 | Australia |
| LINT | Line Islands Time | UTC + 14:00 | 05:39 | Pacific |
| M | Mike Time Zone | UTC + 12:00 | 03:39 | Military |
| MAGST | Magadan Summer Time | UTC + 12:00 | 03:39 | Asia |
| MAGT | Magadan Time | UTC + 11:00 | 02:39 | Asia |
| MART | Marquesas Time | UTC - 9:30 | 06:09 | Pacific |
| MAWT | Mawson Time | UTC + 5:00 | 20:39 | Antarctica |
| MDT | Mountain Daylight Time | UTC - 6:00 | 09:39 | North America |
| MHT | Marshall Islands Time | UTC + 12:00 | 03:39 | Pacific |
| MMT | Myanmar Time | UTC + 6:30 | 22:09 | Asia |
| MSD | Moscow Daylight Time | UTC + 4:00 | 19:39 | Europe |
| MSK | Moscow Standard Time | UTC + 3:00 | 18:39 | Europe |
| MST | Mountain Standard Time | UTC - 7:00 | 08:39 | North America |
| MT | Mountain Time | UTC - 7:00 | 08:39 | North America |
| MUT | Mauritius Time | UTC + 4:00 | 19:39 | Africa |
| MVT | Maldives Time | UTC + 5:00 | 20:39 | Asia |
| MYT | Malaysia Time | UTC + 8:00 | 23:39 | Asia |
| N | November Time Zone | UTC - 1:00 | 14:39 | Military |
| NCT | New Caledonia Time | UTC + 11:00 | 02:39 | Pacific |
| NDT | Newfoundland Daylight Time | UTC - 2:30 | 13:09 | North America |
| NFT | Norfolk Time | UTC + 11:00 | 02:39 | Australia |
| NOVST | Novosibirsk Summer Time | UTC + 7:00 | 22:39 | Asia |
| NOVT | Novosibirsk Time | UTC + 7:00 | 22:39 | Asia |
| NPT | Nepal Time | UTC + 5:45 | 21:24 | Asia |
| NRT | Nauru Time | UTC + 12:00 | 03:39 | Pacific |
| NST | Newfoundland Standard Time | UTC - 3:30 | 12:09 | North America |
| NUT | Niue Time | UTC - 11:00 | 04:39 | Pacific |
| NZDT | New Zealand Daylight Time | UTC + 13:00 | 04:39 | Pacific |
| NZST | New Zealand Standard Time | UTC + 12:00 | 03:39 | Pacific |
| O | Oscar Time Zone | UTC - 2:00 | 13:39 | Military |
| OMSST | Omsk Summer Time | UTC + 7:00 | 22:39 | Asia |
| OMST | Omsk Standard Time | UTC + 6:00 | 21:39 | Asia |
| ORAT | Oral Time | UTC + 5:00 | 20:39 | Asia |
| P | Papa Time Zone | UTC - 3:00 | 12:39 | Military |
| PDT | Pacific Daylight Time | UTC - 7:00 | 08:39 | North America |
| PET | Peru Time | UTC - 5:00 | 10:39 | South America |
| PETST | Kamchatka Summer Time | UTC + 12:00 | 03:39 | Asia |
| PETT | Kamchatka Time | UTC + 12:00 | 03:39 | Asia |
| PGT | Papua New Guinea Time | UTC + 10:00 | 01:39 | Pacific |
| PHOT | Phoenix Island Time | UTC + 13:00 | 04:39 | Pacific |
| PHT | Philippine Time | UTC + 8:00 | 23:39 | Asia |
| PKT | Pakistan Standard Time | UTC + 5:00 | 20:39 | Asia |
| PMDT | Pierre & Miquelon Daylight Time | UTC - 2:00 | 13:39 | North America |
| PMST | Pierre & Miquelon Standard Time | UTC - 3:00 | 12:39 | North America |
| PONT | Pohnpei Standard Time | UTC + 11:00 | 02:39 | Pacific |
| PST | Pacific Standard Time | UTC - 8:00 | 07:39 | North America |
| PST | Pitcairn Standard Time | UTC - 8:00 | 07:39 | Pacific |
| PT | Pacific Time | UTC - 8:00 | 07:39 | North America |
| PWT | Palau Time | UTC + 9:00 | 00:39 | Pacific |
| PYST | Paraguay Summer Time | UTC - 3:00 | 12:39 | South America |
| PYT | Pyongyang Time | UTC + 8:30 | 00:09 | Asia |
| PYT | Paraguay Time | UTC - 4:00 | 11:39 | South America |
| Q | Quebec Time Zone | UTC - 4:00 | 11:39 | Military |
| QYZT | Qyzylorda Time | UTC + 6:00 | 21:39 | Asia |
| R | Romeo Time Zone | UTC - 5:00 | 10:39 | Military |
| RET | Reunion Time | UTC + 4:00 | 19:39 | Africa |
| ROTT | Rothera Time | UTC - 3:00 | 12:39 | Antarctica |
| S | Sierra Time Zone | UTC - 6:00 | 09:39 | Military |
| SAKT | Sakhalin Time | UTC + 11:00 | 02:39 | Asia |
| SAMT | Samara Time | UTC + 4:00 | 19:39 | Europe |
| SAST | South Africa Standard Time | UTC + 2:00 | 17:39 | Africa |
| SBT | Solomon Islands Time | UTC + 11:00 | 02:39 | Pacific |
| SCT | Seychelles Time | UTC + 4:00 | 19:39 | Africa |
| SGT | Singapore Time | UTC + 8:00 | 23:39 | Asia |
| SRET | Srednekolymsk Time | UTC + 11:00 | 02:39 | Asia |
| SRT | Suriname Time | UTC - 3:00 | 12:39 | South America |
| SST | Samoa Standard Time | UTC - 11:00 | 04:39 | Pacific |
| SYOT | Syowa Time | UTC + 3:00 | 18:39 | Antarctica |
| T | Tango Time Zone | UTC - 7:00 | 08:39 | Military |
| TAHT | Tahiti Time | UTC - 10:00 | 05:39 | Pacific |
| TFT | French Southern and Antarctic Time | UTC + 5:00 | 20:39 | Indian Ocean |
| TJT | Tajikistan Time | UTC + 5:00 | 20:39 | Asia |
| TKT | Tokelau Time | UTC + 13:00 | 04:39 | Pacific |
| TLT | East Timor Time | UTC + 9:00 | 00:39 | Asia |
| TMT | Turkmenistan Time | UTC + 5:00 | 20:39 | Asia |
| TOST | Tonga Summer Time | UTC + 14:00 | 05:39 | Pacific |
| TOT | Tonga Time | UTC + 13:00 | 04:39 | Pacific |
| TRT | Turkey Time | UTC + 3:00 | 18:39 | Asia |
| TVT | Tuvalu Time | UTC + 12:00 | 03:39 | Pacific |
| U | Uniform Time Zone | UTC - 8:00 | 07:39 | Military |
| ULAST | Ulaanbaatar Summer Time | UTC + 9:00 | 00:39 | Asia |
| ULAT | Ulaanbaatar Time | UTC + 8:00 | 23:39 | Asia |
| UTC | Coordinated Universal Time | UTC + 0:00 | 15:39 | Worldwide |
| UYST | Uruguay Summer Time | UTC - 2:00 | 13:39 | South America |
| UYT | Uruguay Time | UTC - 3:00 | 12:39 | South America |
| UZT | Uzbekistan Time | UTC + 5:00 | 20:39 | Asia |
| V | Victor Time Zone | UTC - 9:00 | 06:39 | Military |
| VET | Venezuelan Standard Time | UTC - 4:00 | 11:39 | South America |
| VLAST | Vladivostok Summer Time | UTC + 11:00 | 02:39 | Asia |
| VLAT | Vladivostok Time | UTC + 10:00 | 01:39 | Asia |
| VOST | Vostok Time | UTC + 6:00 | 21:39 | Antarctica |
| VUT | Vanuatu Time | UTC + 11:00 | 02:39 | Pacific |
| W | Whiskey Time Zone | UTC - 10:00 | 05:39 | Military |
| WAKT | Wake Time | UTC + 12:00 | 03:39 | Pacific |
| WARST | Western Argentine Summer Time | UTC - 3:00 | 12:39 | South America |
| WAST | West Africa Summer Time | UTC + 2:00 | 17:39 | Africa |
| WAT | West Africa Time | UTC + 1:00 | 16:39 | Africa |
| WEST | Western European Summer Time | UTC + 1:00 | 16:39 | Europe |
| WET | Western European Time | UTC + 0:00 | 15:39 | Europe |
| WFT | Wallis and Futuna Time | UTC + 12:00 | 03:39 | Pacific |
| WGST | Western Greenland Summer Time | UTC - 2:00 | 13:39 | North America |
| WGT | West Greenland Time | UTC - 3:00 | 12:39 | North America |
| WIB | Western Indonesian Time | UTC + 7:00 | 22:39 | Asia |
| WIT | Eastern Indonesian Time | UTC + 9:00 | 00:39 | Asia |
| WITA | Central Indonesian Time | UTC + 8:00 | 23:39 | Asia |
| WST | West Samoa Time | UTC + 1:00 | 16:39 | Pacific |
| WST | Western Sahara Summer Time | UTC + 1:00 | 16:39 | Africa |
| WT | Western Sahara Standard Time | UTC + 0:00 | 15:39 | Africa |
| X | X-ray Time Zone | UTC - 11:00 | 04:39 | Military |
| Y | Yankee Time Zone | UTC - 12:00 | 03:39 | Military |
| YAKST | Yakutsk Summer Time | UTC + 10:00 | 01:39 | Asia |
| YAKT | Yakutsk Time | UTC + 9:00 | 00:39 | Asia |
| YAPT | Yap Time | UTC + 10:00 | 01:39 | Pacific |
| YEKST | Yekaterinburg Summer Time | UTC + 6:00 | 21:39 | Asia |
| YEKT | Yekaterinburg Time | UTC + 5:00 | 20:39 | Asia |
| Z | Zulu Time Zone | UTC + 0:00 | 15:39 | Military |