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timezone_identifiers_list

Description

The timezone_identifiers_list of Date / Time for PHP returns a numerically indexed array containing all defined timezone identifiers.

Syntax

timezone_identifiers_list(
    int $timezoneGroup = DateTimeZone::ALL,
    ?string $countryCode = null
): array

Parameters

timezoneGroup

One of the DateTimeZone class constants (or a combination).

countryCode

A two-letter ISO 3166-1 compatible country code.

NOTE: This option is only used when timezoneGroup is set to DateTimeZone::PER_COUNTRY.

Return

Returns the array of timezone identifiers. Only non-outdated items are returned. To get all, including outdated timezone identifiers, use the DateTimeZone::ALL_WITH_BC as value for timezoneGroup.

Examples

1 · void

<?

$return = timezone_identifiers_list();

print_r($return);
Array
(
    [0] => Africa/Abidjan
    [1] => Africa/Accra
    [2] => Africa/Addis_Ababa
    [3] => Africa/Algiers
    [4] => Africa/Asmara
    [5] => Africa/Bamako
    [6] => Africa/Bangui
    [7] => Africa/Banjul
    [8] => Africa/Bissau
    [9] => Africa/Blantyre
    [10] => Africa/Brazzaville
    [11] => Africa/Bujumbura
    [12] => Africa/Cairo
    [13] => Africa/Casablanca
    [14] => Africa/Ceuta
    [15] => Africa/Conakry
    [16] => Africa/Dakar
    [17] => Africa/Dar_es_Salaam
    [18] => Africa/Djibouti
    [19] => Africa/Douala
    [20] => Africa/El_Aaiun
    [21] => Africa/Freetown
    [22] => Africa/Gaborone
    [23] => Africa/Harare
    [24] => Africa/Johannesburg
    [25] => Africa/Juba
    [26] => Africa/Kampala
    [27] => Africa/Khartoum
    [28] => Africa/Kigali
    [29] => Africa/Kinshasa
    [30] => Africa/Lagos
    [31] => Africa/Libreville
    [32] => Africa/Lome
    [33] => Africa/Luanda
    [34] => Africa/Lubumbashi
    [35] => Africa/Lusaka
    [36] => Africa/Malabo
    [37] => Africa/Maputo
    [38] => Africa/Maseru
    [39] => Africa/Mbabane
    [40] => Africa/Mogadishu
    [41] => Africa/Monrovia
    [42] => Africa/Nairobi
    [43] => Africa/Ndjamena
    [44] => Africa/Niamey
    [45] => Africa/Nouakchott
    [46] => Africa/Ouagadougou
    [47] => Africa/Porto-Novo
    [48] => Africa/Sao_Tome
    [49] => Africa/Tripoli
    [50] => Africa/Tunis
    [51] => Africa/Windhoek
    [52] => America/Adak
    [53] => America/Anchorage
    [54] => America/Anguilla
    [55] => America/Antigua
    [56] => America/Araguaina
    [57] => America/Argentina/Buenos_Aires
    [58] => America/Argentina/Catamarca
    [59] => America/Argentina/Cordoba
    [60] => America/Argentina/Jujuy
    [61] => America/Argentina/La_Rioja
    [62] => America/Argentina/Mendoza
    [63] => America/Argentina/Rio_Gallegos
    [64] => America/Argentina/Salta
    [65] => America/Argentina/San_Juan
    [66] => America/Argentina/San_Luis
    [67] => America/Argentina/Tucuman
    [68] => America/Argentina/Ushuaia
    [69] => America/Aruba
    [70] => America/Asuncion
    [71] => America/Atikokan
    [72] => America/Bahia
    [73] => America/Bahia_Banderas
    [74] => America/Barbados
    [75] => America/Belem
    [76] => America/Belize
    [77] => America/Blanc-Sablon
    [78] => America/Boa_Vista
    [79] => America/Bogota
    [80] => America/Boise
    [81] => America/Cambridge_Bay
    [82] => America/Campo_Grande
    [83] => America/Cancun
    [84] => America/Caracas
    [85] => America/Cayenne
    [86] => America/Cayman
    [87] => America/Chicago
    [88] => America/Chihuahua
    [89] => America/Ciudad_Juarez
    [90] => America/Costa_Rica
    [91] => America/Creston
    [92] => America/Cuiaba
    [93] => America/Curacao
    [94] => America/Danmarkshavn
    [95] => America/Dawson
    [96] => America/Dawson_Creek
    [97] => America/Denver
    [98] => America/Detroit
    [99] => America/Dominica
    [100] => America/Edmonton
    [101] => America/Eirunepe
    [102] => America/El_Salvador
    [103] => America/Fort_Nelson
    [104] => America/Fortaleza
    [105] => America/Glace_Bay
    [106] => America/Goose_Bay
    [107] => America/Grand_Turk
    [108] => America/Grenada
    [109] => America/Guadeloupe
    [110] => America/Guatemala
    [111] => America/Guayaquil
    [112] => America/Guyana
    [113] => America/Halifax
    [114] => America/Havana
    [115] => America/Hermosillo
    [116] => America/Indiana/Indianapolis
    [117] => America/Indiana/Knox
    [118] => America/Indiana/Marengo
    [119] => America/Indiana/Petersburg
    [120] => America/Indiana/Tell_City
    [121] => America/Indiana/Vevay
    [122] => America/Indiana/Vincennes
    [123] => America/Indiana/Winamac
    [124] => America/Inuvik
    [125] => America/Iqaluit
    [126] => America/Jamaica
    [127] => America/Juneau
    [128] => America/Kentucky/Louisville
    [129] => America/Kentucky/Monticello
    [130] => America/Kralendijk
    [131] => America/La_Paz
    [132] => America/Lima
    [133] => America/Los_Angeles
    [134] => America/Lower_Princes
    [135] => America/Maceio
    [136] => America/Managua
    [137] => America/Manaus
    [138] => America/Marigot
    [139] => America/Martinique
    [140] => America/Matamoros
    [141] => America/Mazatlan
    [142] => America/Menominee
    [143] => America/Merida
    [144] => America/Metlakatla
    [145] => America/Mexico_City
    [146] => America/Miquelon
    [147] => America/Moncton
    [148] => America/Monterrey
    [149] => America/Montevideo
    [150] => America/Montserrat
    [151] => America/Nassau
    [152] => America/New_York
    [153] => America/Nome
    [154] => America/Noronha
    [155] => America/North_Dakota/Beulah
    [156] => America/North_Dakota/Center
    [157] => America/North_Dakota/New_Salem
    [158] => America/Nuuk
    [159] => America/Ojinaga
    [160] => America/Panama
    [161] => America/Paramaribo
    [162] => America/Phoenix
    [163] => America/Port-au-Prince
    [164] => America/Port_of_Spain
    [165] => America/Porto_Velho
    [166] => America/Puerto_Rico
    [167] => America/Punta_Arenas
    [168] => America/Rankin_Inlet
    [169] => America/Recife
    [170] => America/Regina
    [171] => America/Resolute
    [172] => America/Rio_Branco
    [173] => America/Santarem
    [174] => America/Santiago
    [175] => America/Santo_Domingo
    [176] => America/Sao_Paulo
    [177] => America/Scoresbysund
    [178] => America/Sitka
    [179] => America/St_Barthelemy
    [180] => America/St_Johns
    [181] => America/St_Kitts
    [182] => America/St_Lucia
    [183] => America/St_Thomas
    [184] => America/St_Vincent
    [185] => America/Swift_Current
    [186] => America/Tegucigalpa
    [187] => America/Thule
    [188] => America/Tijuana
    [189] => America/Toronto
    [190] => America/Tortola
    [191] => America/Vancouver
    [192] => America/Whitehorse
    [193] => America/Winnipeg
    [194] => America/Yakutat
    [195] => Antarctica/Casey
    [196] => Antarctica/Davis
    [197] => Antarctica/DumontDUrville
    [198] => Antarctica/Macquarie
    [199] => Antarctica/Mawson
    [200] => Antarctica/McMurdo
    [201] => Antarctica/Palmer
    [202] => Antarctica/Rothera
    [203] => Antarctica/Syowa
    [204] => Antarctica/Troll
    [205] => Antarctica/Vostok
    [206] => Arctic/Longyearbyen
    [207] => Asia/Aden
    [208] => Asia/Almaty
    [209] => Asia/Amman
    [210] => Asia/Anadyr
    [211] => Asia/Aqtau
    [212] => Asia/Aqtobe
    [213] => Asia/Ashgabat
    [214] => Asia/Atyrau
    [215] => Asia/Baghdad
    [216] => Asia/Bahrain
    [217] => Asia/Baku
    [218] => Asia/Bangkok
    [219] => Asia/Barnaul
    [220] => Asia/Beirut
    [221] => Asia/Bishkek
    [222] => Asia/Brunei
    [223] => Asia/Chita
    [224] => Asia/Colombo
    [225] => Asia/Damascus
    [226] => Asia/Dhaka
    [227] => Asia/Dili
    [228] => Asia/Dubai
    [229] => Asia/Dushanbe
    [230] => Asia/Famagusta
    [231] => Asia/Gaza
    [232] => Asia/Hebron
    [233] => Asia/Ho_Chi_Minh
    [234] => Asia/Hong_Kong
    [235] => Asia/Hovd
    [236] => Asia/Irkutsk
    [237] => Asia/Jakarta
    [238] => Asia/Jayapura
    [239] => Asia/Jerusalem
    [240] => Asia/Kabul
    [241] => Asia/Kamchatka
    [242] => Asia/Karachi
    [243] => Asia/Kathmandu
    [244] => Asia/Khandyga
    [245] => Asia/Kolkata
    [246] => Asia/Krasnoyarsk
    [247] => Asia/Kuala_Lumpur
    [248] => Asia/Kuching
    [249] => Asia/Kuwait
    [250] => Asia/Macau
    [251] => Asia/Magadan
    [252] => Asia/Makassar
    [253] => Asia/Manila
    [254] => Asia/Muscat
    [255] => Asia/Nicosia
    [256] => Asia/Novokuznetsk
    [257] => Asia/Novosibirsk
    [258] => Asia/Omsk
    [259] => Asia/Oral
    [260] => Asia/Phnom_Penh
    [261] => Asia/Pontianak
    [262] => Asia/Pyongyang
    [263] => Asia/Qatar
    [264] => Asia/Qostanay
    [265] => Asia/Qyzylorda
    [266] => Asia/Riyadh
    [267] => Asia/Sakhalin
    [268] => Asia/Samarkand
    [269] => Asia/Seoul
    [270] => Asia/Shanghai
    [271] => Asia/Singapore
    [272] => Asia/Srednekolymsk
    [273] => Asia/Taipei
    [274] => Asia/Tashkent
    [275] => Asia/Tbilisi
    [276] => Asia/Tehran
    [277] => Asia/Thimphu
    [278] => Asia/Tokyo
    [279] => Asia/Tomsk
    [280] => Asia/Ulaanbaatar
    [281] => Asia/Urumqi
    [282] => Asia/Ust-Nera
    [283] => Asia/Vientiane
    [284] => Asia/Vladivostok
    [285] => Asia/Yakutsk
    [286] => Asia/Yangon
    [287] => Asia/Yekaterinburg
    [288] => Asia/Yerevan
    [289] => Atlantic/Azores
    [290] => Atlantic/Bermuda
    [291] => Atlantic/Canary
    [292] => Atlantic/Cape_Verde
    [293] => Atlantic/Faroe
    [294] => Atlantic/Madeira
    [295] => Atlantic/Reykjavik
    [296] => Atlantic/South_Georgia
    [297] => Atlantic/St_Helena
    [298] => Atlantic/Stanley
    [299] => Australia/Adelaide
    [300] => Australia/Brisbane
    [301] => Australia/Broken_Hill
    [302] => Australia/Darwin
    [303] => Australia/Eucla
    [304] => Australia/Hobart
    [305] => Australia/Lindeman
    [306] => Australia/Lord_Howe
    [307] => Australia/Melbourne
    [308] => Australia/Perth
    [309] => Australia/Sydney
    [310] => Europe/Amsterdam
    [311] => Europe/Andorra
    [312] => Europe/Astrakhan
    [313] => Europe/Athens
    [314] => Europe/Belgrade
    [315] => Europe/Berlin
    [316] => Europe/Bratislava
    [317] => Europe/Brussels
    [318] => Europe/Bucharest
    [319] => Europe/Budapest
    [320] => Europe/Busingen
    [321] => Europe/Chisinau
    [322] => Europe/Copenhagen
    [323] => Europe/Dublin
    [324] => Europe/Gibraltar
    [325] => Europe/Guernsey
    [326] => Europe/Helsinki
    [327] => Europe/Isle_of_Man
    [328] => Europe/Istanbul
    [329] => Europe/Jersey
    [330] => Europe/Kaliningrad
    [331] => Europe/Kirov
    [332] => Europe/Kyiv
    [333] => Europe/Lisbon
    [334] => Europe/Ljubljana
    [335] => Europe/London
    [336] => Europe/Luxembourg
    [337] => Europe/Madrid
    [338] => Europe/Malta
    [339] => Europe/Mariehamn
    [340] => Europe/Minsk
    [341] => Europe/Monaco
    [342] => Europe/Moscow
    [343] => Europe/Oslo
    [344] => Europe/Paris
    [345] => Europe/Podgorica
    [346] => Europe/Prague
    [347] => Europe/Riga
    [348] => Europe/Rome
    [349] => Europe/Samara
    [350] => Europe/San_Marino
    [351] => Europe/Sarajevo
    [352] => Europe/Saratov
    [353] => Europe/Simferopol
    [354] => Europe/Skopje
    [355] => Europe/Sofia
    [356] => Europe/Stockholm
    [357] => Europe/Tallinn
    [358] => Europe/Tirane
    [359] => Europe/Ulyanovsk
    [360] => Europe/Vaduz
    [361] => Europe/Vatican
    [362] => Europe/Vienna
    [363] => Europe/Vilnius
    [364] => Europe/Volgograd
    [365] => Europe/Warsaw
    [366] => Europe/Zagreb
    [367] => Europe/Zurich
    [368] => Indian/Antananarivo
    [369] => Indian/Chagos
    [370] => Indian/Christmas
    [371] => Indian/Cocos
    [372] => Indian/Comoro
    [373] => Indian/Kerguelen
    [374] => Indian/Mahe
    [375] => Indian/Maldives
    [376] => Indian/Mauritius
    [377] => Indian/Mayotte
    [378] => Indian/Reunion
    [379] => Pacific/Apia
    [380] => Pacific/Auckland
    [381] => Pacific/Bougainville
    [382] => Pacific/Chatham
    [383] => Pacific/Chuuk
    [384] => Pacific/Easter
    [385] => Pacific/Efate
    [386] => Pacific/Fakaofo
    [387] => Pacific/Fiji
    [388] => Pacific/Funafuti
    [389] => Pacific/Galapagos
    [390] => Pacific/Gambier
    [391] => Pacific/Guadalcanal
    [392] => Pacific/Guam
    [393] => Pacific/Honolulu
    [394] => Pacific/Kanton
    [395] => Pacific/Kiritimati
    [396] => Pacific/Kosrae
    [397] => Pacific/Kwajalein
    [398] => Pacific/Majuro
    [399] => Pacific/Marquesas
    [400] => Pacific/Midway
    [401] => Pacific/Nauru
    [402] => Pacific/Niue
    [403] => Pacific/Norfolk
    [404] => Pacific/Noumea
    [405] => Pacific/Pago_Pago
    [406] => Pacific/Palau
    [407] => Pacific/Pitcairn
    [408] => Pacific/Pohnpei
    [409] => Pacific/Port_Moresby
    [410] => Pacific/Rarotonga
    [411] => Pacific/Saipan
    [412] => Pacific/Tahiti
    [413] => Pacific/Tarawa
    [414] => Pacific/Tongatapu
    [415] => Pacific/Wake
    [416] => Pacific/Wallis
    [417] => UTC
)

2 · timezoneGroup · one

<?

$timezoneGroup = DateTimeZone::AMERICA;

$return = timezone_identifiers_list($timezoneGroup);

print_r($return);
Array
(
    [0] => America/Adak
    [1] => America/Anchorage
    [2] => America/Anguilla
    [3] => America/Antigua
    [4] => America/Araguaina
    [5] => America/Argentina/Buenos_Aires
    [6] => America/Argentina/Catamarca
    [7] => America/Argentina/Cordoba
    [8] => America/Argentina/Jujuy
    [9] => America/Argentina/La_Rioja
    [10] => America/Argentina/Mendoza
    [11] => America/Argentina/Rio_Gallegos
    [12] => America/Argentina/Salta
    [13] => America/Argentina/San_Juan
    [14] => America/Argentina/San_Luis
    [15] => America/Argentina/Tucuman
    [16] => America/Argentina/Ushuaia
    [17] => America/Aruba
    [18] => America/Asuncion
    [19] => America/Atikokan
    [20] => America/Bahia
    [21] => America/Bahia_Banderas
    [22] => America/Barbados
    [23] => America/Belem
    [24] => America/Belize
    [25] => America/Blanc-Sablon
    [26] => America/Boa_Vista
    [27] => America/Bogota
    [28] => America/Boise
    [29] => America/Cambridge_Bay
    [30] => America/Campo_Grande
    [31] => America/Cancun
    [32] => America/Caracas
    [33] => America/Cayenne
    [34] => America/Cayman
    [35] => America/Chicago
    [36] => America/Chihuahua
    [37] => America/Ciudad_Juarez
    [38] => America/Costa_Rica
    [39] => America/Creston
    [40] => America/Cuiaba
    [41] => America/Curacao
    [42] => America/Danmarkshavn
    [43] => America/Dawson
    [44] => America/Dawson_Creek
    [45] => America/Denver
    [46] => America/Detroit
    [47] => America/Dominica
    [48] => America/Edmonton
    [49] => America/Eirunepe
    [50] => America/El_Salvador
    [51] => America/Fort_Nelson
    [52] => America/Fortaleza
    [53] => America/Glace_Bay
    [54] => America/Goose_Bay
    [55] => America/Grand_Turk
    [56] => America/Grenada
    [57] => America/Guadeloupe
    [58] => America/Guatemala
    [59] => America/Guayaquil
    [60] => America/Guyana
    [61] => America/Halifax
    [62] => America/Havana
    [63] => America/Hermosillo
    [64] => America/Indiana/Indianapolis
    [65] => America/Indiana/Knox
    [66] => America/Indiana/Marengo
    [67] => America/Indiana/Petersburg
    [68] => America/Indiana/Tell_City
    [69] => America/Indiana/Vevay
    [70] => America/Indiana/Vincennes
    [71] => America/Indiana/Winamac
    [72] => America/Inuvik
    [73] => America/Iqaluit
    [74] => America/Jamaica
    [75] => America/Juneau
    [76] => America/Kentucky/Louisville
    [77] => America/Kentucky/Monticello
    [78] => America/Kralendijk
    [79] => America/La_Paz
    [80] => America/Lima
    [81] => America/Los_Angeles
    [82] => America/Lower_Princes
    [83] => America/Maceio
    [84] => America/Managua
    [85] => America/Manaus
    [86] => America/Marigot
    [87] => America/Martinique
    [88] => America/Matamoros
    [89] => America/Mazatlan
    [90] => America/Menominee
    [91] => America/Merida
    [92] => America/Metlakatla
    [93] => America/Mexico_City
    [94] => America/Miquelon
    [95] => America/Moncton
    [96] => America/Monterrey
    [97] => America/Montevideo
    [98] => America/Montserrat
    [99] => America/Nassau
    [100] => America/New_York
    [101] => America/Nome
    [102] => America/Noronha
    [103] => America/North_Dakota/Beulah
    [104] => America/North_Dakota/Center
    [105] => America/North_Dakota/New_Salem
    [106] => America/Nuuk
    [107] => America/Ojinaga
    [108] => America/Panama
    [109] => America/Paramaribo
    [110] => America/Phoenix
    [111] => America/Port-au-Prince
    [112] => America/Port_of_Spain
    [113] => America/Porto_Velho
    [114] => America/Puerto_Rico
    [115] => America/Punta_Arenas
    [116] => America/Rankin_Inlet
    [117] => America/Recife
    [118] => America/Regina
    [119] => America/Resolute
    [120] => America/Rio_Branco
    [121] => America/Santarem
    [122] => America/Santiago
    [123] => America/Santo_Domingo
    [124] => America/Sao_Paulo
    [125] => America/Scoresbysund
    [126] => America/Sitka
    [127] => America/St_Barthelemy
    [128] => America/St_Johns
    [129] => America/St_Kitts
    [130] => America/St_Lucia
    [131] => America/St_Thomas
    [132] => America/St_Vincent
    [133] => America/Swift_Current
    [134] => America/Tegucigalpa
    [135] => America/Thule
    [136] => America/Tijuana
    [137] => America/Toronto
    [138] => America/Tortola
    [139] => America/Vancouver
    [140] => America/Whitehorse
    [141] => America/Winnipeg
    [142] => America/Yakutat
)

3 · timezoneGroup · multiple

<?

$timezoneGroup = DateTimeZone::AMERICA | DateTimeZone::PACIFIC;

$return = timezone_identifiers_list($timezoneGroup);

print_r($return);
Array
(
    [0] => America/Adak
    [1] => America/Anchorage
    [2] => America/Anguilla
    [3] => America/Antigua
    [4] => America/Araguaina
    [5] => America/Argentina/Buenos_Aires
    [6] => America/Argentina/Catamarca
    [7] => America/Argentina/Cordoba
    [8] => America/Argentina/Jujuy
    [9] => America/Argentina/La_Rioja
    [10] => America/Argentina/Mendoza
    [11] => America/Argentina/Rio_Gallegos
    [12] => America/Argentina/Salta
    [13] => America/Argentina/San_Juan
    [14] => America/Argentina/San_Luis
    [15] => America/Argentina/Tucuman
    [16] => America/Argentina/Ushuaia
    [17] => America/Aruba
    [18] => America/Asuncion
    [19] => America/Atikokan
    [20] => America/Bahia
    [21] => America/Bahia_Banderas
    [22] => America/Barbados
    [23] => America/Belem
    [24] => America/Belize
    [25] => America/Blanc-Sablon
    [26] => America/Boa_Vista
    [27] => America/Bogota
    [28] => America/Boise
    [29] => America/Cambridge_Bay
    [30] => America/Campo_Grande
    [31] => America/Cancun
    [32] => America/Caracas
    [33] => America/Cayenne
    [34] => America/Cayman
    [35] => America/Chicago
    [36] => America/Chihuahua
    [37] => America/Ciudad_Juarez
    [38] => America/Costa_Rica
    [39] => America/Creston
    [40] => America/Cuiaba
    [41] => America/Curacao
    [42] => America/Danmarkshavn
    [43] => America/Dawson
    [44] => America/Dawson_Creek
    [45] => America/Denver
    [46] => America/Detroit
    [47] => America/Dominica
    [48] => America/Edmonton
    [49] => America/Eirunepe
    [50] => America/El_Salvador
    [51] => America/Fort_Nelson
    [52] => America/Fortaleza
    [53] => America/Glace_Bay
    [54] => America/Goose_Bay
    [55] => America/Grand_Turk
    [56] => America/Grenada
    [57] => America/Guadeloupe
    [58] => America/Guatemala
    [59] => America/Guayaquil
    [60] => America/Guyana
    [61] => America/Halifax
    [62] => America/Havana
    [63] => America/Hermosillo
    [64] => America/Indiana/Indianapolis
    [65] => America/Indiana/Knox
    [66] => America/Indiana/Marengo
    [67] => America/Indiana/Petersburg
    [68] => America/Indiana/Tell_City
    [69] => America/Indiana/Vevay
    [70] => America/Indiana/Vincennes
    [71] => America/Indiana/Winamac
    [72] => America/Inuvik
    [73] => America/Iqaluit
    [74] => America/Jamaica
    [75] => America/Juneau
    [76] => America/Kentucky/Louisville
    [77] => America/Kentucky/Monticello
    [78] => America/Kralendijk
    [79] => America/La_Paz
    [80] => America/Lima
    [81] => America/Los_Angeles
    [82] => America/Lower_Princes
    [83] => America/Maceio
    [84] => America/Managua
    [85] => America/Manaus
    [86] => America/Marigot
    [87] => America/Martinique
    [88] => America/Matamoros
    [89] => America/Mazatlan
    [90] => America/Menominee
    [91] => America/Merida
    [92] => America/Metlakatla
    [93] => America/Mexico_City
    [94] => America/Miquelon
    [95] => America/Moncton
    [96] => America/Monterrey
    [97] => America/Montevideo
    [98] => America/Montserrat
    [99] => America/Nassau
    [100] => America/New_York
    [101] => America/Nome
    [102] => America/Noronha
    [103] => America/North_Dakota/Beulah
    [104] => America/North_Dakota/Center
    [105] => America/North_Dakota/New_Salem
    [106] => America/Nuuk
    [107] => America/Ojinaga
    [108] => America/Panama
    [109] => America/Paramaribo
    [110] => America/Phoenix
    [111] => America/Port-au-Prince
    [112] => America/Port_of_Spain
    [113] => America/Porto_Velho
    [114] => America/Puerto_Rico
    [115] => America/Punta_Arenas
    [116] => America/Rankin_Inlet
    [117] => America/Recife
    [118] => America/Regina
    [119] => America/Resolute
    [120] => America/Rio_Branco
    [121] => America/Santarem
    [122] => America/Santiago
    [123] => America/Santo_Domingo
    [124] => America/Sao_Paulo
    [125] => America/Scoresbysund
    [126] => America/Sitka
    [127] => America/St_Barthelemy
    [128] => America/St_Johns
    [129] => America/St_Kitts
    [130] => America/St_Lucia
    [131] => America/St_Thomas
    [132] => America/St_Vincent
    [133] => America/Swift_Current
    [134] => America/Tegucigalpa
    [135] => America/Thule
    [136] => America/Tijuana
    [137] => America/Toronto
    [138] => America/Tortola
    [139] => America/Vancouver
    [140] => America/Whitehorse
    [141] => America/Winnipeg
    [142] => America/Yakutat
    [143] => Pacific/Apia
    [144] => Pacific/Auckland
    [145] => Pacific/Bougainville
    [146] => Pacific/Chatham
    [147] => Pacific/Chuuk
    [148] => Pacific/Easter
    [149] => Pacific/Efate
    [150] => Pacific/Fakaofo
    [151] => Pacific/Fiji
    [152] => Pacific/Funafuti
    [153] => Pacific/Galapagos
    [154] => Pacific/Gambier
    [155] => Pacific/Guadalcanal
    [156] => Pacific/Guam
    [157] => Pacific/Honolulu
    [158] => Pacific/Kanton
    [159] => Pacific/Kiritimati
    [160] => Pacific/Kosrae
    [161] => Pacific/Kwajalein
    [162] => Pacific/Majuro
    [163] => Pacific/Marquesas
    [164] => Pacific/Midway
    [165] => Pacific/Nauru
    [166] => Pacific/Niue
    [167] => Pacific/Norfolk
    [168] => Pacific/Noumea
    [169] => Pacific/Pago_Pago
    [170] => Pacific/Palau
    [171] => Pacific/Pitcairn
    [172] => Pacific/Pohnpei
    [173] => Pacific/Port_Moresby
    [174] => Pacific/Rarotonga
    [175] => Pacific/Saipan
    [176] => Pacific/Tahiti
    [177] => Pacific/Tarawa
    [178] => Pacific/Tongatapu
    [179] => Pacific/Wake
    [180] => Pacific/Wallis
)

4 · timezoneGroup · include outdated

<?

$timezoneGroup = DateTimeZone::ALL_WITH_BC;

$return = timezone_identifiers_list($timezoneGroup);

print_r($return);
Array
(
    [0] => Africa/Abidjan
    [1] => Africa/Accra
    [2] => Africa/Addis_Ababa
    [3] => Africa/Algiers
    [4] => Africa/Asmara
    [5] => Africa/Asmera
    [6] => Africa/Bamako
    [7] => Africa/Bangui
    [8] => Africa/Banjul
    [9] => Africa/Bissau
    [10] => Africa/Blantyre
    [11] => Africa/Brazzaville
    [12] => Africa/Bujumbura
    [13] => Africa/Cairo
    [14] => Africa/Casablanca
    [15] => Africa/Ceuta
    [16] => Africa/Conakry
    [17] => Africa/Dakar
    [18] => Africa/Dar_es_Salaam
    [19] => Africa/Djibouti
    [20] => Africa/Douala
    [21] => Africa/El_Aaiun
    [22] => Africa/Freetown
    [23] => Africa/Gaborone
    [24] => Africa/Harare
    [25] => Africa/Johannesburg
    [26] => Africa/Juba
    [27] => Africa/Kampala
    [28] => Africa/Khartoum
    [29] => Africa/Kigali
    [30] => Africa/Kinshasa
    [31] => Africa/Lagos
    [32] => Africa/Libreville
    [33] => Africa/Lome
    [34] => Africa/Luanda
    [35] => Africa/Lubumbashi
    [36] => Africa/Lusaka
    [37] => Africa/Malabo
    [38] => Africa/Maputo
    [39] => Africa/Maseru
    [40] => Africa/Mbabane
    [41] => Africa/Mogadishu
    [42] => Africa/Monrovia
    [43] => Africa/Nairobi
    [44] => Africa/Ndjamena
    [45] => Africa/Niamey
    [46] => Africa/Nouakchott
    [47] => Africa/Ouagadougou
    [48] => Africa/Porto-Novo
    [49] => Africa/Sao_Tome
    [50] => Africa/Timbuktu
    [51] => Africa/Tripoli
    [52] => Africa/Tunis
    [53] => Africa/Windhoek
    [54] => America/Adak
    [55] => America/Anchorage
    [56] => America/Anguilla
    [57] => America/Antigua
    [58] => America/Araguaina
    [59] => America/Argentina/Buenos_Aires
    [60] => America/Argentina/Catamarca
    [61] => America/Argentina/ComodRivadavia
    [62] => America/Argentina/Cordoba
    [63] => America/Argentina/Jujuy
    [64] => America/Argentina/La_Rioja
    [65] => America/Argentina/Mendoza
    [66] => America/Argentina/Rio_Gallegos
    [67] => America/Argentina/Salta
    [68] => America/Argentina/San_Juan
    [69] => America/Argentina/San_Luis
    [70] => America/Argentina/Tucuman
    [71] => America/Argentina/Ushuaia
    [72] => America/Aruba
    [73] => America/Asuncion
    [74] => America/Atikokan
    [75] => America/Atka
    [76] => America/Bahia
    [77] => America/Bahia_Banderas
    [78] => America/Barbados
    [79] => America/Belem
    [80] => America/Belize
    [81] => America/Blanc-Sablon
    [82] => America/Boa_Vista
    [83] => America/Bogota
    [84] => America/Boise
    [85] => America/Buenos_Aires
    [86] => America/Cambridge_Bay
    [87] => America/Campo_Grande
    [88] => America/Cancun
    [89] => America/Caracas
    [90] => America/Catamarca
    [91] => America/Cayenne
    [92] => America/Cayman
    [93] => America/Chicago
    [94] => America/Chihuahua
    [95] => America/Ciudad_Juarez
    [96] => America/Coral_Harbour
    [97] => America/Cordoba
    [98] => America/Costa_Rica
    [99] => America/Creston
    [100] => America/Cuiaba
    [101] => America/Curacao
    [102] => America/Danmarkshavn
    [103] => America/Dawson
    [104] => America/Dawson_Creek
    [105] => America/Denver
    [106] => America/Detroit
    [107] => America/Dominica
    [108] => America/Edmonton
    [109] => America/Eirunepe
    [110] => America/El_Salvador
    [111] => America/Ensenada
    [112] => America/Fort_Nelson
    [113] => America/Fort_Wayne
    [114] => America/Fortaleza
    [115] => America/Glace_Bay
    [116] => America/Godthab
    [117] => America/Goose_Bay
    [118] => America/Grand_Turk
    [119] => America/Grenada
    [120] => America/Guadeloupe
    [121] => America/Guatemala
    [122] => America/Guayaquil
    [123] => America/Guyana
    [124] => America/Halifax
    [125] => America/Havana
    [126] => America/Hermosillo
    [127] => America/Indiana/Indianapolis
    [128] => America/Indiana/Knox
    [129] => America/Indiana/Marengo
    [130] => America/Indiana/Petersburg
    [131] => America/Indiana/Tell_City
    [132] => America/Indiana/Vevay
    [133] => America/Indiana/Vincennes
    [134] => America/Indiana/Winamac
    [135] => America/Indianapolis
    [136] => America/Inuvik
    [137] => America/Iqaluit
    [138] => America/Jamaica
    [139] => America/Jujuy
    [140] => America/Juneau
    [141] => America/Kentucky/Louisville
    [142] => America/Kentucky/Monticello
    [143] => America/Knox_IN
    [144] => America/Kralendijk
    [145] => America/La_Paz
    [146] => America/Lima
    [147] => America/Los_Angeles
    [148] => America/Louisville
    [149] => America/Lower_Princes
    [150] => America/Maceio
    [151] => America/Managua
    [152] => America/Manaus
    [153] => America/Marigot
    [154] => America/Martinique
    [155] => America/Matamoros
    [156] => America/Mazatlan
    [157] => America/Mendoza
    [158] => America/Menominee
    [159] => America/Merida
    [160] => America/Metlakatla
    [161] => America/Mexico_City
    [162] => America/Miquelon
    [163] => America/Moncton
    [164] => America/Monterrey
    [165] => America/Montevideo
    [166] => America/Montreal
    [167] => America/Montserrat
    [168] => America/Nassau
    [169] => America/New_York
    [170] => America/Nipigon
    [171] => America/Nome
    [172] => America/Noronha
    [173] => America/North_Dakota/Beulah
    [174] => America/North_Dakota/Center
    [175] => America/North_Dakota/New_Salem
    [176] => America/Nuuk
    [177] => America/Ojinaga
    [178] => America/Panama
    [179] => America/Pangnirtung
    [180] => America/Paramaribo
    [181] => America/Phoenix
    [182] => America/Port-au-Prince
    [183] => America/Port_of_Spain
    [184] => America/Porto_Acre
    [185] => America/Porto_Velho
    [186] => America/Puerto_Rico
    [187] => America/Punta_Arenas
    [188] => America/Rainy_River
    [189] => America/Rankin_Inlet
    [190] => America/Recife
    [191] => America/Regina
    [192] => America/Resolute
    [193] => America/Rio_Branco
    [194] => America/Rosario
    [195] => America/Santa_Isabel
    [196] => America/Santarem
    [197] => America/Santiago
    [198] => America/Santo_Domingo
    [199] => America/Sao_Paulo
    [200] => America/Scoresbysund
    [201] => America/Shiprock
    [202] => America/Sitka
    [203] => America/St_Barthelemy
    [204] => America/St_Johns
    [205] => America/St_Kitts
    [206] => America/St_Lucia
    [207] => America/St_Thomas
    [208] => America/St_Vincent
    [209] => America/Swift_Current
    [210] => America/Tegucigalpa
    [211] => America/Thule
    [212] => America/Thunder_Bay
    [213] => America/Tijuana
    [214] => America/Toronto
    [215] => America/Tortola
    [216] => America/Vancouver
    [217] => America/Virgin
    [218] => America/Whitehorse
    [219] => America/Winnipeg
    [220] => America/Yakutat
    [221] => America/Yellowknife
    [222] => Antarctica/Casey
    [223] => Antarctica/Davis
    [224] => Antarctica/DumontDUrville
    [225] => Antarctica/Macquarie
    [226] => Antarctica/Mawson
    [227] => Antarctica/McMurdo
    [228] => Antarctica/Palmer
    [229] => Antarctica/Rothera
    [230] => Antarctica/South_Pole
    [231] => Antarctica/Syowa
    [232] => Antarctica/Troll
    [233] => Antarctica/Vostok
    [234] => Arctic/Longyearbyen
    [235] => Asia/Aden
    [236] => Asia/Almaty
    [237] => Asia/Amman
    [238] => Asia/Anadyr
    [239] => Asia/Aqtau
    [240] => Asia/Aqtobe
    [241] => Asia/Ashgabat
    [242] => Asia/Ashkhabad
    [243] => Asia/Atyrau
    [244] => Asia/Baghdad
    [245] => Asia/Bahrain
    [246] => Asia/Baku
    [247] => Asia/Bangkok
    [248] => Asia/Barnaul
    [249] => Asia/Beirut
    [250] => Asia/Bishkek
    [251] => Asia/Brunei
    [252] => Asia/Calcutta
    [253] => Asia/Chita
    [254] => Asia/Choibalsan
    [255] => Asia/Chongqing
    [256] => Asia/Chungking
    [257] => Asia/Colombo
    [258] => Asia/Dacca
    [259] => Asia/Damascus
    [260] => Asia/Dhaka
    [261] => Asia/Dili
    [262] => Asia/Dubai
    [263] => Asia/Dushanbe
    [264] => Asia/Famagusta
    [265] => Asia/Gaza
    [266] => Asia/Harbin
    [267] => Asia/Hebron
    [268] => Asia/Ho_Chi_Minh
    [269] => Asia/Hong_Kong
    [270] => Asia/Hovd
    [271] => Asia/Irkutsk
    [272] => Asia/Istanbul
    [273] => Asia/Jakarta
    [274] => Asia/Jayapura
    [275] => Asia/Jerusalem
    [276] => Asia/Kabul
    [277] => Asia/Kamchatka
    [278] => Asia/Karachi
    [279] => Asia/Kashgar
    [280] => Asia/Kathmandu
    [281] => Asia/Katmandu
    [282] => Asia/Khandyga
    [283] => Asia/Kolkata
    [284] => Asia/Krasnoyarsk
    [285] => Asia/Kuala_Lumpur
    [286] => Asia/Kuching
    [287] => Asia/Kuwait
    [288] => Asia/Macao
    [289] => Asia/Macau
    [290] => Asia/Magadan
    [291] => Asia/Makassar
    [292] => Asia/Manila
    [293] => Asia/Muscat
    [294] => Asia/Nicosia
    [295] => Asia/Novokuznetsk
    [296] => Asia/Novosibirsk
    [297] => Asia/Omsk
    [298] => Asia/Oral
    [299] => Asia/Phnom_Penh
    [300] => Asia/Pontianak
    [301] => Asia/Pyongyang
    [302] => Asia/Qatar
    [303] => Asia/Qostanay
    [304] => Asia/Qyzylorda
    [305] => Asia/Rangoon
    [306] => Asia/Riyadh
    [307] => Asia/Saigon
    [308] => Asia/Sakhalin
    [309] => Asia/Samarkand
    [310] => Asia/Seoul
    [311] => Asia/Shanghai
    [312] => Asia/Singapore
    [313] => Asia/Srednekolymsk
    [314] => Asia/Taipei
    [315] => Asia/Tashkent
    [316] => Asia/Tbilisi
    [317] => Asia/Tehran
    [318] => Asia/Tel_Aviv
    [319] => Asia/Thimbu
    [320] => Asia/Thimphu
    [321] => Asia/Tokyo
    [322] => Asia/Tomsk
    [323] => Asia/Ujung_Pandang
    [324] => Asia/Ulaanbaatar
    [325] => Asia/Ulan_Bator
    [326] => Asia/Urumqi
    [327] => Asia/Ust-Nera
    [328] => Asia/Vientiane
    [329] => Asia/Vladivostok
    [330] => Asia/Yakutsk
    [331] => Asia/Yangon
    [332] => Asia/Yekaterinburg
    [333] => Asia/Yerevan
    [334] => Atlantic/Azores
    [335] => Atlantic/Bermuda
    [336] => Atlantic/Canary
    [337] => Atlantic/Cape_Verde
    [338] => Atlantic/Faeroe
    [339] => Atlantic/Faroe
    [340] => Atlantic/Jan_Mayen
    [341] => Atlantic/Madeira
    [342] => Atlantic/Reykjavik
    [343] => Atlantic/South_Georgia
    [344] => Atlantic/St_Helena
    [345] => Atlantic/Stanley
    [346] => Australia/ACT
    [347] => Australia/Adelaide
    [348] => Australia/Brisbane
    [349] => Australia/Broken_Hill
    [350] => Australia/Canberra
    [351] => Australia/Currie
    [352] => Australia/Darwin
    [353] => Australia/Eucla
    [354] => Australia/Hobart
    [355] => Australia/LHI
    [356] => Australia/Lindeman
    [357] => Australia/Lord_Howe
    [358] => Australia/Melbourne
    [359] => Australia/North
    [360] => Australia/NSW
    [361] => Australia/Perth
    [362] => Australia/Queensland
    [363] => Australia/South
    [364] => Australia/Sydney
    [365] => Australia/Tasmania
    [366] => Australia/Victoria
    [367] => Australia/West
    [368] => Australia/Yancowinna
    [369] => Brazil/Acre
    [370] => Brazil/DeNoronha
    [371] => Brazil/East
    [372] => Brazil/West
    [373] => Canada/Atlantic
    [374] => Canada/Central
    [375] => Canada/Eastern
    [376] => Canada/Mountain
    [377] => Canada/Newfoundland
    [378] => Canada/Pacific
    [379] => Canada/Saskatchewan
    [380] => Canada/Yukon
    [381] => CET
    [382] => Chile/Continental
    [383] => Chile/EasterIsland
    [384] => CST6CDT
    [385] => Cuba
    [386] => EET
    [387] => Egypt
    [388] => Eire
    [389] => EST
    [390] => EST5EDT
    [391] => Etc/GMT
    [392] => Etc/GMT+0
    [393] => Etc/GMT+1
    [394] => Etc/GMT+10
    [395] => Etc/GMT+11
    [396] => Etc/GMT+12
    [397] => Etc/GMT+2
    [398] => Etc/GMT+3
    [399] => Etc/GMT+4
    [400] => Etc/GMT+5
    [401] => Etc/GMT+6
    [402] => Etc/GMT+7
    [403] => Etc/GMT+8
    [404] => Etc/GMT+9
    [405] => Etc/GMT-0
    [406] => Etc/GMT-1
    [407] => Etc/GMT-10
    [408] => Etc/GMT-11
    [409] => Etc/GMT-12
    [410] => Etc/GMT-13
    [411] => Etc/GMT-14
    [412] => Etc/GMT-2
    [413] => Etc/GMT-3
    [414] => Etc/GMT-4
    [415] => Etc/GMT-5
    [416] => Etc/GMT-6
    [417] => Etc/GMT-7
    [418] => Etc/GMT-8
    [419] => Etc/GMT-9
    [420] => Etc/GMT0
    [421] => Etc/Greenwich
    [422] => Etc/UCT
    [423] => Etc/Universal
    [424] => Etc/UTC
    [425] => Etc/Zulu
    [426] => Europe/Amsterdam
    [427] => Europe/Andorra
    [428] => Europe/Astrakhan
    [429] => Europe/Athens
    [430] => Europe/Belfast
    [431] => Europe/Belgrade
    [432] => Europe/Berlin
    [433] => Europe/Bratislava
    [434] => Europe/Brussels
    [435] => Europe/Bucharest
    [436] => Europe/Budapest
    [437] => Europe/Busingen
    [438] => Europe/Chisinau
    [439] => Europe/Copenhagen
    [440] => Europe/Dublin
    [441] => Europe/Gibraltar
    [442] => Europe/Guernsey
    [443] => Europe/Helsinki
    [444] => Europe/Isle_of_Man
    [445] => Europe/Istanbul
    [446] => Europe/Jersey
    [447] => Europe/Kaliningrad
    [448] => Europe/Kiev
    [449] => Europe/Kirov
    [450] => Europe/Kyiv
    [451] => Europe/Lisbon
    [452] => Europe/Ljubljana
    [453] => Europe/London
    [454] => Europe/Luxembourg
    [455] => Europe/Madrid
    [456] => Europe/Malta
    [457] => Europe/Mariehamn
    [458] => Europe/Minsk
    [459] => Europe/Monaco
    [460] => Europe/Moscow
    [461] => Europe/Nicosia
    [462] => Europe/Oslo
    [463] => Europe/Paris
    [464] => Europe/Podgorica
    [465] => Europe/Prague
    [466] => Europe/Riga
    [467] => Europe/Rome
    [468] => Europe/Samara
    [469] => Europe/San_Marino
    [470] => Europe/Sarajevo
    [471] => Europe/Saratov
    [472] => Europe/Simferopol
    [473] => Europe/Skopje
    [474] => Europe/Sofia
    [475] => Europe/Stockholm
    [476] => Europe/Tallinn
    [477] => Europe/Tirane
    [478] => Europe/Tiraspol
    [479] => Europe/Ulyanovsk
    [480] => Europe/Uzhgorod
    [481] => Europe/Vaduz
    [482] => Europe/Vatican
    [483] => Europe/Vienna
    [484] => Europe/Vilnius
    [485] => Europe/Volgograd
    [486] => Europe/Warsaw
    [487] => Europe/Zagreb
    [488] => Europe/Zaporozhye
    [489] => Europe/Zurich
    [490] => Factory
    [491] => GB
    [492] => GB-Eire
    [493] => GMT
    [494] => GMT+0
    [495] => GMT-0
    [496] => GMT0
    [497] => Greenwich
    [498] => Hongkong
    [499] => HST
    [500] => Iceland
    [501] => Indian/Antananarivo
    [502] => Indian/Chagos
    [503] => Indian/Christmas
    [504] => Indian/Cocos
    [505] => Indian/Comoro
    [506] => Indian/Kerguelen
    [507] => Indian/Mahe
    [508] => Indian/Maldives
    [509] => Indian/Mauritius
    [510] => Indian/Mayotte
    [511] => Indian/Reunion
    [512] => Iran
    [513] => Israel
    [514] => Jamaica
    [515] => Japan
    [516] => Kwajalein
    [517] => Libya
    [518] => MET
    [519] => Mexico/BajaNorte
    [520] => Mexico/BajaSur
    [521] => Mexico/General
    [522] => MST
    [523] => MST7MDT
    [524] => Navajo
    [525] => NZ
    [526] => NZ-CHAT
    [527] => Pacific/Apia
    [528] => Pacific/Auckland
    [529] => Pacific/Bougainville
    [530] => Pacific/Chatham
    [531] => Pacific/Chuuk
    [532] => Pacific/Easter
    [533] => Pacific/Efate
    [534] => Pacific/Enderbury
    [535] => Pacific/Fakaofo
    [536] => Pacific/Fiji
    [537] => Pacific/Funafuti
    [538] => Pacific/Galapagos
    [539] => Pacific/Gambier
    [540] => Pacific/Guadalcanal
    [541] => Pacific/Guam
    [542] => Pacific/Honolulu
    [543] => Pacific/Johnston
    [544] => Pacific/Kanton
    [545] => Pacific/Kiritimati
    [546] => Pacific/Kosrae
    [547] => Pacific/Kwajalein
    [548] => Pacific/Majuro
    [549] => Pacific/Marquesas
    [550] => Pacific/Midway
    [551] => Pacific/Nauru
    [552] => Pacific/Niue
    [553] => Pacific/Norfolk
    [554] => Pacific/Noumea
    [555] => Pacific/Pago_Pago
    [556] => Pacific/Palau
    [557] => Pacific/Pitcairn
    [558] => Pacific/Pohnpei
    [559] => Pacific/Ponape
    [560] => Pacific/Port_Moresby
    [561] => Pacific/Rarotonga
    [562] => Pacific/Saipan
    [563] => Pacific/Samoa
    [564] => Pacific/Tahiti
    [565] => Pacific/Tarawa
    [566] => Pacific/Tongatapu
    [567] => Pacific/Truk
    [568] => Pacific/Wake
    [569] => Pacific/Wallis
    [570] => Pacific/Yap
    [571] => Poland
    [572] => Portugal
    [573] => PRC
    [574] => PST8PDT
    [575] => ROC
    [576] => ROK
    [577] => Singapore
    [578] => Turkey
    [579] => UCT
    [580] => Universal
    [581] => US/Alaska
    [582] => US/Aleutian
    [583] => US/Arizona
    [584] => US/Central
    [585] => US/East-Indiana
    [586] => US/Eastern
    [587] => US/Hawaii
    [588] => US/Indiana-Starke
    [589] => US/Michigan
    [590] => US/Mountain
    [591] => US/Pacific
    [592] => US/Samoa
    [593] => UTC
    [594] => W-SU
    [595] => WET
    [596] => Zulu
)

5 · countryCode

<?

$timezoneGroup = DateTimeZone::PER_COUNTRY;
$countryCode = "US";

$return = timezone_identifiers_list($timezoneGroup, $countryCode);

print_r($return);
Array
(
    [0] => America/Adak
    [1] => America/Anchorage
    [2] => America/Boise
    [3] => America/Chicago
    [4] => America/Denver
    [5] => America/Detroit
    [6] => America/Indiana/Indianapolis
    [7] => America/Indiana/Knox
    [8] => America/Indiana/Marengo
    [9] => America/Indiana/Petersburg
    [10] => America/Indiana/Tell_City
    [11] => America/Indiana/Vevay
    [12] => America/Indiana/Vincennes
    [13] => America/Indiana/Winamac
    [14] => America/Juneau
    [15] => America/Kentucky/Louisville
    [16] => America/Kentucky/Monticello
    [17] => America/Los_Angeles
    [18] => America/Menominee
    [19] => America/Metlakatla
    [20] => America/New_York
    [21] => America/Nome
    [22] => America/North_Dakota/Beulah
    [23] => America/North_Dakota/Center
    [24] => America/North_Dakota/New_Salem
    [25] => America/Phoenix
    [26] => America/Sitka
    [27] => America/Yakutat
    [28] => Pacific/Honolulu
)
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