Values below can be used to set specified time zone for users.
Please note: By default time zone value is empty which means the time zone will be automatically detected.
| Africa/Abidjan | America/Godthab | Antarctica/Vostok | Europe/Andorra |
| Africa/Accra | America/Goose_Bay | Arctic/Longyearbyen | Europe/Athens |
| Africa/Addis_Ababa | America/Grand_Turk | Asia/Aden | Europe/Belgrade |
| Africa/Algiers | America/Grenada | Asia/Almaty | Europe/Berlin |
| Africa/Asmara | America/Guadeloupe | Asia/Amman | Europe/Bratislava |
| Africa/Bamako | America/Guatemala | Asia/Anadyr | Europe/Brussels |
| Africa/Bangui | America/Guayaquil | Asia/Aqtau | Europe/Bucharest |
| Africa/Banjul | America/Guyana | Asia/Aqtobe | Europe/Budapest |
| Africa/Bissau | America/Halifax | Asia/Ashgabat | Europe/Busingen |
| Africa/Blantyre | America/Havana | Asia/Baghdad | Europe/Chisinau |
| Africa/Brazzaville | America/Hermosillo | Asia/Bahrain | Europe/Copenhagen |
| Africa/Bujumbura | America/Indiana/Indianapolis | Asia/Baku | Europe/Dublin |
| Africa/Cairo | America/Indiana/Knox | Asia/Bangkok | Europe/Gibraltar |
| Africa/Casablanca | America/Indiana/Marengo | Asia/Beirut | Europe/Guernsey |
| Africa/Ceuta | America/Indiana/Petersburg | Asia/Bishkek | Europe/Helsinki |
| Africa/Conakry | America/Indiana/Tell_City | Asia/Brunei | Europe/Isle_of_Man |
| Africa/Dakar | America/Indiana/Vevay | Asia/Choibalsan | Europe/Istanbul |
| Africa/Dar_es_Salaam | America/Indiana/Vincennes | Asia/Chongqing | Europe/Jersey |
| Africa/Djibouti | America/Indiana/Winamac | Asia/Colombo | Europe/Kaliningrad |
| Africa/Douala | America/Inuvik | Asia/Damascus | Europe/Kiev |
| Africa/El_Aaiun | America/Iqaluit | Asia/Dhaka | Europe/Lisbon |
| Africa/Freetown | America/Jamaica | Asia/Dili | Europe/Ljubljana |
| Africa/Gaborone | America/Juneau | Asia/Dubai | Europe/London |
| Africa/Harare | America/Kentucky/Louisville | Asia/Dushanbe | Europe/Luxembourg |
| Africa/Johannesburg | America/Kentucky/Monticello | Asia/Gaza | Europe/Madrid |
| Africa/Juba | America/Kralendijk | Asia/Harbin | Europe/Malta |
| Africa/Kampala | America/La_Paz | Asia/Hebron | Europe/Mariehamn |
| Africa/Khartoum | America/Lima | Asia/Ho_Chi_Minh | Europe/Minsk |
| Africa/Kigali | America/Los_Angeles | Asia/Hong_Kong | Europe/Monaco |
| Africa/Kinshasa | America/Lower_Princes | Asia/Hovd | Europe/Moscow |
| Africa/Lagos | America/Maceio | Asia/Irkutsk | Europe/Oslo |
| Africa/Libreville | America/Managua | Asia/Jakarta | Europe/Paris |
| Africa/Lome | America/Manaus | Asia/Jayapura | Europe/Podgorica |
| Africa/Luanda | America/Marigot | Asia/Jerusalem | Europe/Prague |
| Africa/Lubumbashi | America/Martinique | Asia/Kabul | Europe/Riga |
| Africa/Lusaka | America/Matamoros | Asia/Kamchatka | Europe/Rome |
| Africa/Malabo | America/Mazatlan | Asia/Karachi | Europe/Samara |
| Africa/Maputo | America/Menominee | Asia/Kashgar | Europe/San_Marino |
| Africa/Maseru | America/Merida | Asia/Kathmandu | Europe/Sarajevo |
| Africa/Mbabane | America/Metlakatla | Asia/Khandyga | Europe/Simferopol |
| Africa/Mogadishu | America/Mexico_City | Asia/Kolkata | Europe/Skopje |
| Africa/Monrovia | America/Miquelon | Asia/Krasnoyarsk | Europe/Sofia |
| Africa/Nairobi | America/Moncton | Asia/Kuala_Lumpur | Europe/Stockholm |
| Africa/Ndjamena | America/Monterrey | Asia/Kuching | Europe/Tallinn |
| Africa/Niamey | America/Montevideo | Asia/Kuwait | Europe/Tirane |
| Africa/Nouakchott | America/Montserrat | Asia/Macau | Europe/Uzhgorod |
| Africa/Ouagadougou | America/Nassau | Asia/Magadan | Europe/Vaduz |
| Africa/Porto-Novo | America/New_York | Asia/Makassar | Europe/Vatican |
| Africa/Sao_Tome | America/Nipigon | Asia/Manila | Europe/Vienna |
| Africa/Tripoli | America/Nome | Asia/Muscat | Europe/Vilnius |
| Africa/Tunis | America/Noronha | Asia/Nicosia | Europe/Volgograd |
| Africa/Windhoek | America/North_Dakota/Beulah | Asia/Novokuznetsk | Europe/Warsaw |
| America/Adak | America/North_Dakota/Center | Asia/Novosibirsk | Europe/Zagreb |
| America/Anchorage | America/North_Dakota/New_Salem | Asia/Omsk | Europe/Zaporozhye |
| America/Anguilla | America/Ojinaga | Asia/Oral | Europe/Zurich |
| America/Antigua | America/Panama | Asia/Phnom_Penh | Indian/Antananarivo |
| America/Araguaina | America/Pangnirtung | Asia/Pontianak | Indian/Chagos |
| America/Argentina/Buenos_Aires | America/Paramaribo | Asia/Pyongyang | Indian/Christmas |
| America/Argentina/Catamarca | America/Phoenix | Asia/Qatar | Indian/Cocos |
| America/Argentina/Cordoba | America/Port-au-Prince | Asia/Qyzylorda | Indian/Comoro |
| America/Argentina/Jujuy | America/Port_of_Spain | Asia/Rangoon | Indian/Kerguelen |
| America/Argentina/La_Rioja | America/Porto_Velho | Asia/Riyadh | Indian/Mahe |
| America/Argentina/Mendoza | America/Puerto_Rico | Asia/Sakhalin | Indian/Maldives |
| America/Argentina/Rio_Gallegos | America/Rainy_River | Asia/Samarkand | Indian/Mauritius |
| America/Argentina/Salta | America/Rankin_Inlet | Asia/Seoul | Indian/Mayotte |
| America/Argentina/San_Juan | America/Recife | Asia/Shanghai | Indian/Reunion |
| America/Argentina/San_Luis | America/Regina | Asia/Singapore | Pacific/Apia |
| America/Argentina/Tucuman | America/Resolute | Asia/Taipei | Pacific/Auckland |
| America/Argentina/Ushuaia | America/Rio_Branco | Asia/Tashkent | Pacific/Chatham |
| America/Aruba | America/Santa_Isabel | Asia/Tbilisi | Pacific/Chuuk |
| America/Asuncion | America/Santarem | Asia/Tehran | Pacific/Easter |
| America/Atikokan | America/Santiago | Asia/Thimphu | Pacific/Efate |
| America/Bahia | America/Santo_Domingo | Asia/Tokyo | Pacific/Enderbury |
| America/Bahia_Banderas | America/Sao_Paulo | Asia/Ulaanbaatar | Pacific/Fakaofo |
| America/Barbados | America/Scoresbysund | Asia/Urumqi | Pacific/Fiji |
| America/Belem | America/Sitka | Asia/Ust-Nera | Pacific/Funafuti |
| America/Belize | America/St_Barthelemy | Asia/Vientiane | Pacific/Galapagos |
| America/Blanc-Sablon | America/St_Johns | Asia/Vladivostok | Pacific/Gambier |
| America/Boa_Vista | America/St_Kitts | Asia/Yakutsk | Pacific/Guadalcanal |
| America/Bogota | America/St_Lucia | Asia/Yekaterinburg | Pacific/Guam |
| America/Boise | America/St_Thomas | Asia/Yerevan | Pacific/Honolulu |
| America/Cambridge_Bay | America/St_Vincent | Atlantic/Azores | Pacific/Johnston |
| America/Campo_Grande | America/Swift_Current | Atlantic/Bermuda | Pacific/Kiritimati |
| America/Cancun | America/Tegucigalpa | Atlantic/Canary | Pacific/Kosrae |
| America/Caracas | America/Thule | Atlantic/Cape_Verde | Pacific/Kwajalein |
| America/Cayenne | America/Thunder_Bay | Atlantic/Faroe | Pacific/Majuro |
| America/Cayman | America/Tijuana | Atlantic/Madeira | Pacific/Marquesas |
| America/Chicago | America/Toronto | Atlantic/Reykjavik | Pacific/Midway |
| America/Chihuahua | America/Tortola | Atlantic/South_Georgia | Pacific/Nauru |
| America/Costa_Rica | America/Vancouver | Atlantic/St_Helena | Pacific/Niue |
| America/Creston | America/Whitehorse | Atlantic/Stanley | Pacific/Norfolk |
| America/Cuiaba | America/Winnipeg | Australia/Adelaide | Pacific/Noumea |
| America/Curacao | America/Yakutat | Australia/Brisbane | Pacific/Pago_Pago |
| America/Danmarkshavn | America/Yellowknife | Australia/Broken_Hill | Pacific/Palau |
| America/Dawson | Antarctica/Casey | Australia/Currie | Pacific/Pitcairn |
| America/Dawson_Creek | Antarctica/Davis | Australia/Darwin | Pacific/Pohnpei |
| America/Denver | Antarctica/DumontDUrville | Australia/Eucla | Pacific/Port_Moresby |
| America/Detroit | Antarctica/Macquarie | Australia/Hobart | Pacific/Rarotonga |
| America/Dominica | Antarctica/Mawson | Australia/Lindeman | Pacific/Saipan |
| America/Edmonton | Antarctica/McMurdo | Australia/Lord_Howe | Pacific/Tahiti |
| America/Eirunepe | Antarctica/Palmer | Australia/Melbourne | Pacific/Tarawa |
| America/El_Salvador | Antarctica/Rothera | Australia/Perth | Pacific/Tongatapu |
| America/Fortaleza | Antarctica/Syowa | Australia/Sydney | Pacific/Wake |
| America/Glace_Bay | Antarctica/Troll | Europe/Amsterdam | Pacific/Wallis |
| UTC |