Todos os Ids disponíveis são: 
Africa / Abidjan
Africa / Accra
Africa / Addis_Ababa
Africa / Algiers
Africa / Asmara
Africa / Asmera
Africa / Bamako
Africa / Bangui
Africa / Banjul
Africa / Bissau
Africa / Blantyre
Africa / Brazzaville
Africa / Bujumbura
Africa / Cairo
Africa / Casablanca
Africa / Ceuta
Africa / Conakry
Africa / Dakar
Africa / Dar_es_Salaam
Africa / Djibouti
Africa / Douala
Africa / El_Aaiun
Africa / Freetown
Africa / Gaborone
Africa / Harare
Africa / Johannesburg
Africa / Juba
Africa / Kampala
Africa / Cartum
Africa / Kigali
Africa / Kinshasa
Africa / Lagos
Africa / Libreville
Africa / Lome
Africa / Luanda
Africa / Lubumbashi
Africa / Lusaka
Africa / Malabo
Africa / Maputo
Africa / Maseru
Africa / Mbabane
Africa / Mogadishu
Africa / Monrovia
Africa / Nairobi
Africa / Ndjamena
Africa / Niamey
Africa / Nouakchott
Africa / Ouagadougou
Africa / Porto-Novo
Africa / Sao_Tome
Africa / Timbuktu
Africa / Tripoli
Africa / Tunis
Africa / Windhoek
America / Adak
America / Anchorage
America / Anguilla
America / Antigua
America / Araguaína
América / Argentina / Buenos_Aires
América / Argentina / Catamarca
América / Argentina / ComodRivadavia
América / Argentina / Córdoba
América / Argentina / Jujuy
América / Argentina / La_Rioja
América / Argentina / Mendoza
América / Argentina / Rio_Gallegos
América / Argentina / Salta
América / Argentina / San_Juan
América / Argentina / San_Luis
América / Argentina / Tucuman
América / Argentina / Ushuaia
America / Aruba
América / Assunção
América / Atikokan
America / Atka
America / Bahia
America / Bahia_Banderas
America / Barbados
America / Belem
America / Belize
America / Blanc-Sablon
America / Boa_Vista
America / Bogota
America / Boise
America / Buenos_Aires
America / Cambridge_Bay
America / Campo_Grande
America / Cancún
America / Caracas
America / Catamarca
America / Cayenne
América / Cayman
America / Chicago
America / Chihuahua
America / Coral_Harbour
America / Cordoba
America / Costa_Rica
America / Creston
America / Cuiabá
America / Curaçao
America / Danmarkshavn
America / Dawson
America / Dawson_Creek
America / Denver
America / Detroit
America / Dominica
America / Edmonton
America / Eirunepe
America / El_Salvador
America / Ensenada
America / Fort_Nelson
America / Fort_Wayne
America / Fortaleza
America / Glace_Bay
America / Godthab
America / Goose_Bay
America / Grand_Turk
America / Grenada
América / Guadalupe
America / Guatemala
America / Guayaquil
América / Guiana
America / Halifax
America / Havana
America / Hermosillo
América / Indiana / Indianápolis
América / Indiana / Knox
América / Indiana / Marengo
América / Indiana / Petersburgo
América / Indiana / Tell_City
América / Indiana / Vevay
América / Indiana / Vincennes
América / Indiana / Winamac
América / Indianápolis
America / Inuvik
America / Iqaluit
America / Jamaica
America / Jujuy
America / Juneau
América / Kentucky / Louisville
América / Kentucky / Monticello
America / Knox_IN
America / Kralendijk
America / La_Paz
America / Lima
America / Los_Angeles
America / Louisville
America / Lower_Princes
America / Maceió
America / Managua
America / Manaus
America / Marigot
América / Martinica
America / Matamoros
America / Mazatlan
America / Mendoza
America / Menominee
America / Merida
America / Metlakatla
America / Mexico_City
America / Miquelon
America / Moncton
America / Monterrey
América / Montevidéu
America / Montreal
America / Montserrat
America / Nassau
America / New_York
America / Nipigon
America / Nome
America / Noronha
America / North_Dakota / Beulah
America / North_Dakota / Center
America / North_Dakota / New_Salem
America / Ojinaga
America / Panama
America / Pangnirtung
America / Paramaribo
America / Phoenix
América / Port-au-Prince
America / Port_of_Spain
America / Porto_Acre
America / Porto_Velho
America / Puerto_Rico
America / Punta_Arenas
America / Rainy_River
America / Rankin_Inlet
America / Recife
America / Regina
America / Resolute
America / Rio_Branco
America / Rosario
America / Santa_Isabel
America / Santarem
America / Santiago
America / Santo_Domingo
America / Sao_Paulo
America / Scoresbysund
America / Shiprock
America / Sitka
America / St_Barthelemy
America / St_Johns
America / St_Kitts
America / St_Lucia
America / St_Thomas
America / St_Vincent
America / Swift_Current
America / Tegucigalpa
America / Thule
America / Thunder_Bay
America / Tijuana
America / Toronto
America / Tortola
America / Vancouver
America / Virgin
America / Whitehorse
America / Winnipeg
America / Yakutat
America / Yellowknife
Antarctica / Casey
Antarctica / Davis
Antarctica / DumontDUrville
Antarctica / Macquarie
Antarctica / Mawson
Antarctica / McMurdo
Antarctica / Palmer
Antarctica / Rothera
Antarctica / South_Pole
Antarctica / Syowa
Antártica / Troll
Antártica / Vostok
Ártico / Longyearbyen
Asia / Aden
Asia / Almaty
Asia / Amman
Asia / Anadyr
Asia / Aqtau
Asia / Aqtobe
Asia / Ashgabat
Asia / Ashkhabad
Asia / Atyrau
Ásia / Bagdá
Asia / Bahrain
Asia / Baku
Asia / Bangkok
Asia / Barnaul
Asia / Beirut
Asia / Bishkek
Asia / Brunei
Asia / Calcutta
Asia / Chita
Asia / Choibalsan
Asia / Chongqing
Asia / Chungking
Asia / Colombo
Asia / Dacca
Asia / Damascus
Asia / Dhaka
Asia / Dili
Asia / Dubai
Asia / Dushanbe
Asia / Famagusta
Asia / Gaza
Asia / Harbin
Asia / Hebron
Asia / Ho_Chi_Minh
Asia / Hong_Kong
Asia / Hovd
Asia / Irkutsk
Asia / Istanbul
Asia / Jakarta
Asia / Jayapura
Ásia / Jerusalém
Asia / Kabul
Asia / Kamchatka
Asia / Karachi
Asia / Kashgar
Asia / Kathmandu
Asia / Katmandu
Asia / Khandyga
Asia / Kolkata
Asia / Krasnoyarsk
Asia / Kuala_Lumpur
Asia / Kuching
Asia / Kuwait
Asia / Macao
Asia / Macau
Asia / Magadan
Asia / Makassar
Asia / Manila
Asia / Muscat
Asia / Nicosia
Asia / Novokuznetsk
Asia / Novosibirsk
Asia / Omsk
Asia / Oral
Asia / Phnom_Penh
Asia / Pontianak
Asia / Pyongyang
Asia / Qatar
Asia / Qyzylorda
Asia / Rangoon
Asia / Riyadh
Asia / Saigon
Asia / Sakhalin
Asia / Samarkand
Asia / Seoul
Asia / Shanghai
Ásia / Cingapura
Asia / Srednekolymsk
Asia / Taipei
Asia / Tashkent
Asia / Tbilisi
Asia / Teerã
Asia / Tel_Aviv
Asia / Thimbu
Asia / Thimphu
Asia / Tokyo
Asia / Tomsk
Asia / Ujung_Pandang
Asia / Ulaanbaatar
Asia / Ulan_Bator
Asia / Urumqi
Asia / Ust-Nera
Asia / Vientiane
Asia / Vladivostok
Asia / Yakutsk
Asia / Yangon
Asia / Yekaterinburg
Asia / Yerevan
Atlântico / açores
Atlantic / Bermuda
Atlântico / Canárias
Atlantic / Cape_Verde
Atlantic / Faeroe
Atlantic / Faroe
Atlantic / Jan_Mayen
Atlantic / Madeira
Atlantic / Reykjavik
Atlantic / South_Georgia
Atlantic / St_Helena
Atlantic / Stanley
Austrália / ACT
Austrália / Adelaide
Australia / Brisbane
Australia / Broken_Hill
Australia / Canberra
Australia / Currie
Australia / Darwin
Australia / Eucla
Australia / Hobart
Austrália / LHI
Australia / Lindeman
Austrália / Lord_Howe
Australia / Melbourne
Australia / NSW
Austrália / Norte
Australia / Perth
Australia / Queensland
Austrália / Sul
Australia / Sydney
Austrália / Tasmânia
Australia / Victoria
Australia / West
Australia / Yancowinna
Brasil / acre
Brasil / DeNoronha
Brasil / oriente
Brasil / oeste
CET
CST6CDT
Canadá / Atlântico
Canadá / Central
Canadá / Leste
Canadá / montanha
Canadá / Terra Nova
Canadá / Pacífico
Canadá / Saskatchewan
Canada / Yukon
Chile / Continental
Chile / EasterIsland
Cuba
EET
EST5EDT
Egito
Eire
Etc / GMT
Etc / GMT + 0
Etc / GMT + 1
Etc / GMT + 10
Etc / GMT + 11
Etc / GMT + 12
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-0
Etc / GMT-1
Etc / GMT-10
Etc / GMT-11
Etc / GMT-12
Etc / GMT-13
Etc / GMT-14
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 / GMT0
Etc / Greenwich
Etc / UCT
Etc / UTC
Etc / Universal
Etc / Zulu
Europa / Amsterdã
Europa / Andorra
Europa / Astrakhan
Europa / Atenas
Europa / Belfast
Europa / Belgrado
Europa / Berlim
Europa / Bratislava
Europa / Bruxelas
Europa / Bucareste
Europa / Budapeste
Europa / Busingen
Europa / Chisinau
Europa / Copenhague
Europa / Dublin
Europa / Gibraltar
Europa / Guernsey
Europa / Helsinque
Europe / Isle_of_Man
Europa / Istambul
Europa / Jersey
Europa / Kaliningrado
Europa / Kiev
Europa / Kirov
Europa / Lisboa
Europa / Ljubljana
Europa / Londres
Europa / Luxemburgo
Europa / Madrid
Europa / Malta
Europa / Mariehamn
Europa / Minsk
Europa / Mônaco
Europa / Moscou
Europa / Nicósia
Europa / Oslo
Europa / Paris
Europa / Podgorica
Europa / Praga
Europa / Riga
Europa / Roma
Europa / Samara
Europa / San_Marino
Europa / Sarajevo
Europa / Saratov
Europa / Simferopol
Europa / Skopje
Europa / Sofia
Europa / Estocolmo
Europa / Tallinn
Europa / Tirane
Europe / Tiraspol
Europa / Ulyanovsk
Europa / Uzhgorod
Europa / Vaduz
Europa / Vaticano
Europa / Viena
Europa / Vilnius
Europa / Volgogrado
Europa / Varsóvia
Europa / Zagreb
Europa / Zaporozhye
Europa / Zurique
GB
GB-Eire
GMT
GMT0
Greenwich
Hong Kong
Islândia
Indiano / Antananarivo
Indiano / Chagos
Índio / natal
Indian / Cocos
Indiano / Comoro
Indian / Kerguelen
Índio / mahe
Índia / Maldivas
Índico / Maurício
Indian / Mayotte
Índico / Reunião
Irã
Israel
Jamaica
Japão
Kwajalein
Líbia
CONHECEU
MST7MDT
Mexico / BajaNorte
Mexico / BajaSur
Mexico / General
NZ
NZ-CHAT
Navajo
PRC
PST8PDT
Pacífico / Apia
Pacífico / Auckland
Pacífico / Bougainville
Pacífico / Chatham
Pacífico / Chuuk
Pacífico / Páscoa
Pacífico / Efate
Pacific / Enderbury
Pacífico / Fakaofo
Pacífico / Fiji
Pacífico / Funafuti
Pacífico / Galápagos
Pacífico / Gambier
Pacífico / Guadalcanal
Pacífico / Guam
Pacífico / Honolulu
Pacific / Johnston
Pacífico / Kiritimati
Pacífico / Kosrae
Pacífico / Kwajalein
Pacífico / Majuro
Pacífico / Marquesas
Pacífico / Midway
Pacífico / Nauru
Pacífico / Niue
Pacífico / Norfolk
Pacífico / Noumea
Pacífico / Pago_Pago
Pacífico / Palau
Pacífico / Pitcairn
Pacífico / Pohnpei
Pacífico / Ponape
Pacífico / Port_Moresby
Pacífico / Rarotonga
Pacífico / Saipan
Pacífico / Samoa
Pacífico / Taiti
Pacífico / Tarawa
Pacífico / Tongatapu
Pacífico / Truk
Pacífico / Wake
Pacific / Wallis
Pacífico / Yap
Polônia
Portugal
ROK
Cingapura
SystemV / AST4
SystemV / AST4ADT
SystemV / CST6
SystemV / CST6CDT
SystemV / EST5
SystemV / EST5EDT
SystemV / HST10
SystemV / MST7
SystemV / MST7MDT
SystemV / PST8
SystemV / PST8PDT
SystemV / YST9
SystemV / YST9YDT
Turquia
UCT
EUA / Alasca
US / Aleutian
EUA / Arizona
US / Central
US / East-Indiana
US / Eastern
EUA / Havaí
US / Indiana-Starke
US / Michigan
US / Mountain
EUA / Pacífico
US / Pacific-New
US / Samoa
UTC
Universal
W-SU
MOLHADO
zulu
Husa
HST
MST
AGIR
AET
AGT
ARTE
AST
APOSTA
BST
GATO
CNT
CST
CTT
COMER
ECT
IET
IST
JST
MIT
INTERNET
NST
PLT
PNT
PRT
PST
SST
VST