Java: Reference List of Time Zones and GMT/UTC Offset

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It is very important to set proper timeZone in Java code when dealing with Day Light Saving dates,

Example of converting America/New_York time to America/Chicago timezone

//Timezone for Chicago
ZoneId zoneNewYork = ZoneId.of("America/New_York"); 
ZonedDateTime currentTimeNewYork = ZonedDateTime.now (zoneNewYork);

ZoneId zoneChicago = ZoneId.of("America/Chicago"); 
ZonedDateTime nowTokyo = currentTimeNewYork.withZoneSameInstant(zoneChicago);

List of Java 11 TimeZones with GMT/UTC Offsets:

Java timezones for Africa Cities: Abidjan, Accra, Addis Ababa, Algiers, Asmara, Asmera, Bamako, Bangui, Banjul, Bissau, Blantyre, Brazzaville, Bujumbura, Cairo, Casablanca, Ceuta, Conakry, Dakar, Dar es Salaam, Djibouti, Douala, El_Aaiun, Freetown, Gaborone, Harare, Johannesburg, Juba, Kampala, Khartoum, Kigali, Kinshasa, Lagos, Libreville, Lome, Luanda, Lubumbashi, Lusaka, Malabo, Maputo, Maseru, Mbabane, Mogadishu, Monrovia, Nairobi, Ndjamena, Niamey, Nouakchott, Ouagadougou, Porto-Novo, Sao Tome, Timbuktu, Tripoli, Tunis

Java timezones for American Cities: Adak, Anchorage, Anguilla, Antigua, Araguaina, Buenos Aires, Catamarca, ComodRivadavia, Cordoba, Jujuy, La Rioja, Mendoza, Rio Gallegos, Salta, San Juan, San Luis, Tucuman, Ushuaia, Aruba, Asuncion, Atikokan, Atka, Bahia, Bahia Banderas, Barbados, Belem, Belize, Blanc-Sablon, Boa Vista, Bogota, Boise, Buenos Aires, Cambridge Bay, Campo Grande, Cancun, Caracas, Catamarca, Cayenne, Cayman, Chicago, Chihuahua, Coral Harbour, Cordoba, Costa Rica, Creston, Cuiaba, Curacao, Danmarkshavn, Dawson, Dawson Creek, Denver, Detroit, Dominica, Edmonton, Eirunepe, El Salvador, Ensenada, Fort Nelson, Fort Wayne, Fortaleza, Glace Bay, Godthab, Goose Bay, Grand Turk, Grenada, Guadeloupe, Guatemala, Guayaquil, Guyana, Halifax, Havana, Hermosillo, Indiana/Indianapolis, Indiana/Knox, Indiana/Marengo, Indiana/Petersburg, Indiana/Tell City, Indiana/Vevay, Indiana/Vincennes, Indiana/Winamac, Indianapolis, Inuvik, Iqaluit, Jamaica, Jujuy, Juneau, Kentucky/Louisville, Kentucky/Monticello, Knox IN, Kralendijk, La Paz, Lima, Los Angeles, Louisville, Lower Princes, Maceio, Managua, Manaus, Marigot, Martinique, Matamoros, Mazatlan, Mendoza, Menominee, Merida, Metlakatla, Mexico City, Miquelon, Moncton, Monterrey, Montevideo, Montreal, Montserrat, Nassau, New York, Nipigon, Nome, Noronha, North Dakota/Beulah, North Dakota/Center, North Dakota/New Salem, Nuuk, Ojinaga, Panama, Pangnirtung, Paramaribo, Phoenix, Port-au-Prince, Port of Spain, Porto Acre, Porto Velho, Puerto Rico, Punta Arenas, Rainy River, Rankin Inlet, Recife, Regina, Resolute, Rio Branco, Rosario, Santa Isabel, Santarem, Santiago, Santo Domingo, Sao Paulo, Scoresbysund, Shiprock, Sitka, St Barthelemy, St Johns, St Kitts, St Lucia, St Thomas, St Vincent, Swift Current, Tegucigalpa, Thule, Thunder Bay, Tijuana, Toronto, Tortola, Vancouver, Virgin, Whitehorse, Winnipeg, Yakutat, Yellowknife.

Java timezones for Antarctica: Casey, Davis, DumontDUrville, Macquarie, Mawson, McMurdo, Palmer, Rothera, South_Pole, Syowa, Troll, Vostok.

Java timezones for Arctic: Longyearbyen.

Java timezones for Asian Cities/Regions : Aden, Almaty, Amman, Anadyr, Aqtau, Aqtobe, Ashgabat, Ashkhabad, Atyrau, Baghdad, Bahrain, Baku, Bangkok, Barnaul, Beirut, Bishkek, Brunei, Calcutta, Chita, Choibalsan, Chongqing, Chungking, Colombo, Dacca, Damascus, Dhaka, Dili, Dubai, Dushanbe, Famagusta, Gaza, Harbin, Hebron, Ho Chi Minh, Hong Kong, Hovd, Irkutsk, Istanbul, Jakarta, Jayapura, Jerusalem, Kabul, Kamchatka, Karachi, Kashgar, Kathmandu, Katmandu, Khandyga, Kolkata, Krasnoyarsk, Kuala Lumpur, Kuching, Kuwait, Macao, Macau, Magadan, Makassar, Manila, Muscat, Nicosia, Novokuznetsk, Novosibirsk, Omsk, Oral, Phnom Penh, Pontianak, Pyongyang, Qatar, Qostanay, Qyzylorda, Rangoon, Riyadh, Saigon, Sakhalin, Samarkand, Seoul, Shanghai, Singapore, Srednekolymsk, Taipei, Tashkent, Tbilisi, Tehran, Tel Aviv, Thimbu, Thimphu, Tokyo, Tomsk, Ujung Pandang, Ulaanbaatar, Ulan Bator, Urumqi, Ust-Nera, Vientiane, Vladivostok, Yakutsk, Yangon, Yekaterinburg, Yerevan.

Java timezones for Australian Cities/Regions: Azores, Bermuda, Canary, Cape_Verde, Faeroe, Faroe, Jan_Mayen, Madeira, Reykjavik, South_Georgia, St_Helena, Stanley, ACT.

Java timezones for Australian Cities/Regions: Adelaide, Brisbane, Broken Hill, Canberra, Currie, Darwin, Eucla, Hobart, LHI, Lindeman, Lord Howe, Melbourne, NSW, North, Perth, Queensland, South, Sydney, Tasmania, Victoria, West, Yancowinna.

Java timezones for Brazilian Cities/Region : Acre, DeNoronha, East, West.

Other regions: Canada, Chile, Cuba, Egypt, Europe, US.

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