zones

Africa/Algiers
Atlantic/Cape_Verde
Africa/Ndjamena
Africa/Abidjan
Africa/Cairo
Africa/Bissau
Africa/Nairobi
Africa/Monrovia
Africa/Tripoli
Indian/Mauritius
Africa/Casablanca
Africa/El_Aaiun
Africa/Maputo
Africa/Windhoek
Africa/Lagos
Africa/Sao_Tome
Africa/Johannesburg
Africa/Khartoum
Africa/Juba
Africa/Tunis
Antarctica/Casey
Antarctica/Davis
Antarctica/Mawson
Antarctica/Troll
Antarctica/Rothera
Asia/Kabul
Asia/Yerevan
Asia/Baku
Asia/Dhaka
Asia/Thimphu
Indian/Chagos
Asia/Yangon
Asia/Shanghai
Asia/Urumqi
Asia/Hong_Kong
Asia/Taipei
Asia/Macau
Asia/Nicosia
Asia/Famagusta
Asia/Tbilisi
Asia/Dili
Asia/Kolkata
Asia/Jakarta
Asia/Pontianak
Asia/Makassar
Asia/Jayapura
Asia/Tehran
Asia/Baghdad
Asia/Jerusalem
Asia/Tokyo
Asia/Amman
Asia/Almaty
Asia/Qyzylorda
Asia/Qostanay
Asia/Aqtobe
Asia/Aqtau
Asia/Atyrau
Asia/Oral
Asia/Bishkek
Asia/Seoul
Asia/Pyongyang
Asia/Beirut
Asia/Kuching
Indian/Maldives
Asia/Hovd
Asia/Ulaanbaatar
Asia/Choibalsan
Asia/Kathmandu
Asia/Karachi
Asia/Gaza
Asia/Hebron
Asia/Manila
Asia/Qatar
Asia/Riyadh
Asia/Singapore
Asia/Colombo
Asia/Damascus
Asia/Dushanbe
Asia/Bangkok
Asia/Ashgabat
Asia/Dubai
Asia/Samarkand
Asia/Tashkent
Asia/Ho_Chi_Minh
Australia/Darwin
Australia/Perth
Australia/Eucla
Australia/Brisbane
Australia/Lindeman
Australia/Adelaide
Australia/Hobart
Australia/Melbourne
Australia/Sydney
Australia/Broken_Hill
Australia/Lord_Howe
Antarctica/Macquarie
Pacific/Fiji
Pacific/Gambier
Pacific/Marquesas
Pacific/Tahiti
Pacific/Guam
Pacific/Tarawa
Pacific/Kanton
Pacific/Kiritimati
Pacific/Kwajalein
Pacific/Kosrae
Pacific/Nauru
Pacific/Noumea
Pacific/Auckland
Pacific/Chatham
Pacific/Rarotonga
Pacific/Niue
Pacific/Norfolk
Pacific/Palau
Pacific/Port_Moresby
Pacific/Bougainville
Pacific/Pitcairn
Pacific/Pago_Pago
Pacific/Apia
Pacific/Guadalcanal
Pacific/Fakaofo
Pacific/Tongatapu
Pacific/Efate
Europe/London
Europe/Dublin
WET
CET
MET
EET
Europe/Tirane
Europe/Andorra
Europe/Vienna
Europe/Minsk
Europe/Brussels
Europe/Sofia
Europe/Prague
Atlantic/Faroe
America/Danmarkshavn
America/Scoresbysund
America/Nuuk
America/Thule
Europe/Tallinn
Europe/Helsinki
Europe/Paris
Europe/Berlin
Europe/Gibraltar
Europe/Athens
Europe/Budapest
Europe/Rome
Europe/Riga
Europe/Vilnius
Europe/Malta
Europe/Chisinau
Europe/Warsaw
Europe/Lisbon
Atlantic/Azores
Atlantic/Madeira
Europe/Bucharest
Europe/Kaliningrad
Europe/Moscow
Europe/Simferopol
Europe/Astrakhan
Europe/Volgograd
Europe/Saratov
Europe/Kirov
Europe/Samara
Europe/Ulyanovsk
Asia/Yekaterinburg
Asia/Omsk
Asia/Barnaul
Asia/Novosibirsk
Asia/Tomsk
Asia/Novokuznetsk
Asia/Krasnoyarsk
Asia/Irkutsk
Asia/Chita
Asia/Yakutsk
Asia/Vladivostok
Asia/Khandyga
Asia/Sakhalin
Asia/Magadan
Asia/Srednekolymsk
Asia/Ust-Nera
Asia/Kamchatka
Asia/Anadyr
Europe/Belgrade
Europe/Madrid
Africa/Ceuta
Atlantic/Canary
Europe/Zurich
Europe/Istanbul
Europe/Kyiv
EST
MST
HST
EST5EDT
CST6CDT
MST7MDT
PST8PDT
America/New_York
America/Chicago
America/North_Dakota/Center
America/North_Dakota/New_Salem
America/North_Dakota/Beulah
America/Denver
America/Los_Angeles
America/Juneau
America/Sitka
America/Metlakatla
America/Yakutat
America/Anchorage
America/Nome
America/Adak
Pacific/Honolulu
America/Phoenix
America/Boise
America/Indiana/Indianapolis
America/Indiana/Marengo
America/Indiana/Vincennes
America/Indiana/Tell_City
America/Indiana/Petersburg
America/Indiana/Knox
America/Indiana/Winamac
America/Indiana/Vevay
America/Kentucky/Louisville
America/Kentucky/Monticello
America/Detroit
America/Menominee
America/St_Johns
America/Goose_Bay
America/Halifax
America/Glace_Bay
America/Moncton
America/Toronto
America/Winnipeg
America/Regina
America/Swift_Current
America/Edmonton
America/Vancouver
America/Dawson_Creek
America/Fort_Nelson
America/Iqaluit
America/Resolute
America/Rankin_Inlet
America/Cambridge_Bay
America/Yellowknife
America/Inuvik
America/Whitehorse
America/Dawson
America/Cancun
America/Merida
America/Matamoros
America/Monterrey
America/Mexico_City
America/Ciudad_Juarez
America/Ojinaga
America/Chihuahua
America/Hermosillo
America/Mazatlan
America/Bahia_Banderas
America/Tijuana
America/Barbados
America/Belize
Atlantic/Bermuda
America/Costa_Rica
America/Havana
America/Santo_Domingo
America/El_Salvador
America/Guatemala
America/Port-au-Prince
America/Tegucigalpa
America/Jamaica
America/Martinique
America/Managua
America/Panama
America/Puerto_Rico
America/Miquelon
America/Grand_Turk
America/Argentina/Buenos_Aires
America/Argentina/Cordoba
America/Argentina/Salta
America/Argentina/Tucuman
America/Argentina/La_Rioja
America/Argentina/San_Juan
America/Argentina/Jujuy
America/Argentina/Catamarca
America/Argentina/Mendoza
America/Argentina/San_Luis
America/Argentina/Rio_Gallegos
America/Argentina/Ushuaia
America/La_Paz
America/Noronha
America/Belem
America/Santarem
America/Fortaleza
America/Recife
America/Araguaina
America/Maceio
America/Bahia
America/Sao_Paulo
America/Campo_Grande
America/Cuiaba
America/Porto_Velho
America/Boa_Vista
America/Manaus
America/Eirunepe
America/Rio_Branco
America/Santiago
America/Punta_Arenas
Pacific/Easter
Antarctica/Palmer
America/Bogota
America/Guayaquil
Pacific/Galapagos
Atlantic/Stanley
America/Cayenne
America/Guyana
America/Asuncion
America/Lima
Atlantic/South_Georgia
America/Paramaribo
America/Montevideo
America/Caracas
Etc/UTC
Etc/GMT
GMT
Etc/GMT-14
Etc/GMT-13
Etc/GMT-12
Etc/GMT-11
Etc/GMT-10
Etc/GMT-9
Etc/GMT-8
Etc/GMT-7
Etc/GMT-6
Etc/GMT-5
Etc/GMT-4
Etc/GMT-3
Etc/GMT-2
Etc/GMT-1
Etc/GMT+1
Etc/GMT+2
Etc/GMT+3
Etc/GMT+4
Etc/GMT+5
Etc/GMT+6
Etc/GMT+7
Etc/GMT+8
Etc/GMT+9
Etc/GMT+10
Etc/GMT+11
Etc/GMT+12
Factory
Australia/ACT
Australia/LHI
Australia/NSW
Australia/North
Australia/Queensland
Australia/South
Australia/Tasmania
Australia/Victoria
Australia/West
Australia/Yancowinna
Brazil/Acre
Brazil/DeNoronha
Brazil/East
Brazil/West
Canada/Atlantic
Canada/Central
Canada/Eastern
Canada/Mountain
Canada/Newfoundland
Canada/Pacific
Canada/Saskatchewan
Canada/Yukon
Chile/Continental
Chile/EasterIsland
Cuba
Egypt
Eire
Etc/GMT+0
Etc/GMT-0
Etc/GMT0
Etc/Greenwich
Etc/UCT
Etc/Universal
Etc/Zulu
GB
GB-Eire
GMT+0
GMT-0
GMT0
Greenwich
Hongkong
Iceland
Iran
Israel
Jamaica
Japan
Kwajalein
Libya
Mexico/BajaNorte
Mexico/BajaSur
Mexico/General
NZ
NZ-CHAT
Navajo
PRC
Poland
Portugal
ROC
ROK
Singapore
Turkey
UCT
US/Alaska
US/Aleutian
US/Arizona
US/Central
US/East-Indiana
US/Eastern
US/Hawaii
US/Indiana-Starke
US/Michigan
US/Mountain
US/Pacific
US/Samoa
UTC
Universal
W-SU
Zulu
America/Buenos_Aires
America/Catamarca
America/Cordoba
America/Indianapolis
America/Jujuy
America/Knox_IN
America/Louisville
America/Mendoza
America/Virgin
Pacific/Samoa
Africa/Accra
Africa/Addis_Ababa
Africa/Asmara
Africa/Bamako
Africa/Bangui
Africa/Banjul
Africa/Blantyre
Africa/Brazzaville
Africa/Bujumbura
Africa/Conakry
Africa/Dakar
Africa/Dar_es_Salaam
Africa/Djibouti
Africa/Douala
Africa/Freetown
Africa/Gaborone
Africa/Harare
Africa/Kampala
Africa/Kigali
Africa/Kinshasa
Africa/Libreville
Africa/Lome
Africa/Luanda
Africa/Lubumbashi
Africa/Lusaka
Africa/Malabo
Africa/Maseru
Africa/Mbabane
Africa/Mogadishu
Africa/Niamey
Africa/Nouakchott
Africa/Ouagadougou
Africa/Porto-Novo
America/Anguilla
America/Antigua
America/Aruba
America/Atikokan
America/Blanc-Sablon
America/Cayman
America/Creston
America/Curacao
America/Dominica
America/Grenada
America/Guadeloupe
America/Kralendijk
America/Lower_Princes
America/Marigot
America/Montserrat
America/Nassau
America/Port_of_Spain
America/St_Barthelemy
America/St_Kitts
America/St_Lucia
America/St_Thomas
America/St_Vincent
America/Tortola
Antarctica/DumontDUrville
Antarctica/McMurdo
Antarctica/Syowa
Antarctica/Vostok
Arctic/Longyearbyen
Asia/Aden
Asia/Bahrain
Asia/Brunei
Asia/Kuala_Lumpur
Asia/Kuwait
Asia/Muscat
Asia/Phnom_Penh
Asia/Vientiane
Atlantic/Reykjavik
Atlantic/St_Helena
Europe/Amsterdam
Europe/Bratislava
Europe/Busingen
Europe/Copenhagen
Europe/Guernsey
Europe/Isle_of_Man
Europe/Jersey
Europe/Ljubljana
Europe/Luxembourg
Europe/Mariehamn
Europe/Monaco
Europe/Oslo
Europe/Podgorica
Europe/San_Marino
Europe/Sarajevo
Europe/Skopje
Europe/Stockholm
Europe/Vaduz
Europe/Vatican
Europe/Zagreb
Indian/Antananarivo
Indian/Christmas
Indian/Cocos
Indian/Comoro
Indian/Kerguelen
Indian/Mahe
Indian/Mayotte
Indian/Reunion
Pacific/Chuuk
Pacific/Funafuti
Pacific/Majuro
Pacific/Midway
Pacific/Pohnpei
Pacific/Saipan
Pacific/Wake
Pacific/Wallis
Africa/Timbuktu
America/Argentina/ComodRivadavia
America/Atka
America/Coral_Harbour
America/Ensenada
America/Fort_Wayne
America/Montreal
America/Nipigon
America/Pangnirtung
America/Porto_Acre
America/Rainy_River
America/Rosario
America/Santa_Isabel
America/Shiprock
America/Thunder_Bay
Antarctica/South_Pole
Asia/Chongqing
Asia/Harbin
Asia/Kashgar
Asia/Tel_Aviv
Atlantic/Jan_Mayen
Australia/Canberra
Australia/Currie
Europe/Belfast
Europe/Tiraspol
Europe/Uzhgorod
Europe/Zaporozhye
Pacific/Enderbury
Pacific/Johnston
Pacific/Yap
Africa/Asmera
America/Godthab
Asia/Ashkhabad
Asia/Calcutta
Asia/Chungking
Asia/Dacca
Asia/Istanbul
Asia/Katmandu
Asia/Macao
Asia/Rangoon
Asia/Saigon
Asia/Thimbu
Asia/Ujung_Pandang
Asia/Ulan_Bator
Atlantic/Faeroe
Europe/Kiev
Europe/Nicosia
Pacific/Ponape
Pacific/Truk