Standard (Olson ID) time zones codes:
| 
 Value  | 
 Description  | 
| 
 MIT  | 
 (GMT-11:00) International Date Line W.  | 
| 
 Pacific/Apia  | 
 (GMT-11:00) Midway Island, Samoa  | 
| 
 Pacific/Honolulu  | 
 (GMT-10:00) Hawaii  | 
| 
 America/Anchorage  | 
 (GMT-09:00) Alaska  | 
| 
 America/Los_Angeles  | 
 (GMT-08:00) Pacific Time  | 
| 
 America/Denver  | 
 (GMT-07:00) Mountain Time  | 
| 
 America/Phoenix  | 
 (GMT-07:00) Arizona  | 
| 
 America/Chicago  | 
 (GMT-06:00) Central Time  | 
| 
 America/Costa_Rica  | 
 (GMT-06:00) Central America  | 
| 
 America/Mexico_City  | 
 (GMT-06:00) Mexico City  | 
| 
 America/Tegucigalpa  | 
 (GMT-06:00) La Paz  | 
| 
 America/Winnipeg  | 
 (GMT-06:00) Saskatchewan  | 
| 
 America/Bogota  | 
 (GMT-05:00) Bogota  | 
| 
 America/Indianapolis  | 
 (GMT-05:00) Indiana (East)  | 
| 
 America/Montreal  | 
 (GMT-05:00) Atlantic Time (Canada)  | 
| 
 America/New_York  | 
 (GMT-05:00) Eastern Time  | 
| 
 America/Caracas  | 
 (GMT-04:00) Caracas, La Paz  | 
| 
 America/Santiago  | 
 (GMT-04:00) Santiago  | 
| 
 America/Thule  | 
 (GMT-04:00) Greenland  | 
| 
 America/St_Johns  | 
 (GMT-03:30) Newfoundland  | 
| 
 America/Buenos_Aires  | 
 (GMT-03:00) Buenos Aires  | 
| 
 America/Sao_Paulo  | 
 (GMT-03:00) Brasilia  | 
| 
 Atlantic/South_Georgia  | 
 (GMT-02:00) Mid-Atlantic  | 
| 
 Atlantic/Azores  | 
 (GMT-01:00) Azores  | 
| 
 Atlantic/Cape_Verde  | 
 (GMT-01:00) Cape Verde Is.  | 
| 
 Africa/Casablanca  | 
 (GMT+00:00) Casablanca, Monrovia  | 
| 
 Europe/Dublin  | 
 (GMT+00:00) Greenwich Mean Time  | 
| 
 Africa/Lagos  | 
 (GMT+01:00) West Central Africa  | 
| 
 Europe/Amsterdam  | 
 (GMT+01:00) Amsterdam, Rome  | 
| 
 Europe/Belgrade  | 
 (GMT+01:00) Belgrade, Prague  | 
| 
 Europe/Brussels  | 
 (GMT+01:00) Brussels, Madrid  | 
| 
 Europe/Warsaw  | 
 (GMT+01:00) Sarajevo, Warsaw  | 
| 
 Africa/Cairo  | 
 (GMT+02:00) Cairo  | 
| 
 Africa/Harare  | 
 (GMT+02:00) Harare, Pretoria  | 
| 
 Asia/Jerusalem  | 
 (GMT+02:00) Jerusalem  | 
| 
 Europe/Athens  | 
 (GMT+02:00) Athens, Istanbul  | 
| 
 Europe/Bucharest  | 
 (GMT+02:00) Bucharest  | 
| 
 Europe/Helsinki  | 
 (GMT+02:00) Helsinki  | 
| 
 Africa/Nairobi  | 
 (GMT+03:00) Nairobi  | 
| 
 Asia/Baghdad  | 
 (GMT+03:00) Baghdad  | 
| 
 Asia/Kuwait  | 
 (GMT+03:00) Kuwait, Riyadh  | 
| 
 Europe/Moscow  | 
 (GMT+03:00) Moscow, St. Petersburg  | 
| 
 Asia/Tehran  | 
 (GMT+03:30) Tehran  | 
| 
 Asia/Baku  | 
 (GMT+04:00) Baku, Tbilisi  | 
| 
 Asia/Dubai  | 
 (GMT+04:00) Abu Dhabi  | 
| 
 Asia/Kabul  | 
 (GMT+04:30) Kabul  | 
| 
 Asia/Karachi  | 
 (GMT+05:00) Islamabad, Karachi  | 
| 
 Asia/Yekaterinburg  | 
 (GMT+05:00) Ekaterinburg  | 
| 
 Asia/Calcutta  | 
 (GMT+05:30) Chennai, Kolkata  | 
| 
 Asia/Katmandu  | 
 (GMT+05:45) Kathmandu  | 
| 
 Asia/Almaty  | 
 (GMT+06:00) Almaty  | 
| 
 Asia/Colombo  | 
 (GMT+06:00) Sri Jayawardenepura  | 
| 
 Asia/Dhaka  | 
 (GMT+06:00) Astana, Dhaka  | 
| 
 Asia/Rangoon  | 
 (GMT+06:30) Rangoon  | 
| 
 Asia/Bangkok  | 
 (GMT+07:00) Bangkok, Hanoi  | 
| 
 Asia/Krasnoyarsk  | 
 (GMT+07:00) Krasnoyarsk  | 
| 
 Asia/Hong_Kong  | 
 (GMT+08:00) Beijing, Hong Kong  | 
| 
 Asia/Irkutsk  | 
 (GMT+08:00) Irkutsk  | 
| 
 Asia/Kuala_Lumpur  | 
 (GMT+08:00) Kuala Lumpur, Singapore  | 
| 
 Asia/Taipei  | 
 (GMT+08:00) Taipei  | 
| 
 Australia/Perth  | 
 (GMT+08:00) Perth  | 
| 
 Asia/Seoul  | 
 (GMT+09:00) Seoul  | 
| 
 Asia/Tokyo  | 
 (GMT+09:00) Osaka, Tokyo  | 
| 
 Asia/Yakutsk  | 
 (GMT+09:00) Yakutsk  | 
| 
 Australia/Adelaide  | 
 (GMT+09:30) Adelaide  | 
| 
 Asia/Vladivostok  | 
 (GMT+10:00) Vladivostok  | 
| 
 Australia/Brisbane  | 
 (GMT+10:00) Brisbane  | 
| 
 Australia/Hobart  | 
 (GMT+10:00) Hobart  | 
| 
 Australia/Sydney  | 
 (GMT+10:00) Canberra, Sydney  | 
| 
 Pacific/Guam  | 
 (GMT+10:00) Guam  | 
| 
 Asia/Magadan  | 
 (GMT+11:00) Magadan, Solomon Is.  | 
| 
 Pacific/Auckland  | 
 (GMT+12:00) Auckland  | 
| 
 Pacific/Fiji  | 
 (GMT+12:00) Fiji, Kamchatka  | 
| 
 Pacific/Tongatapu  | 
 (GMT+13:00) Nuku'alofa  |