An interactive cartographic exploration of global standard timezones. Watch real-time daylight progression across earth's standard meridians, compare offsets from UTC, scrub through 24 hours of solar terminator motion, and inspect local clocks around the globe.
Cities: Baker Island, Howland Island
The westernmost timezone on Earth. Uninhabited US minor islands that are the last places to enter a new calendar day.
Cities: Pago Pago, Alofi, Midway Atoll
Covers American Samoa and Niue in the South Pacific Ocean.
Cities: Honolulu, Papeete, Hilo, Rarotonga
Hawaii-Aleutian Standard Time and Tahiti. Does not observe Daylight Saving Time in Hawaii.
Cities: Anchorage, Fairbanks, Juneau, Gambier Islands
Alaska Standard Time, covering nearly the entire state of Alaska except the westernmost Aleutian islands.
Cities: Los Angeles, San Francisco, Seattle, Vancouver, Tijuana
Pacific Standard Time (PST), home to Silicon Valley, the US Pacific coast, and British Columbia.
Cities: Denver, Phoenix, Salt Lake City, Calgary, Edmonton
Mountain Standard Time (MST). Arizona remains on UTC-7 year-round without Daylight Saving Time.
Cities: Chicago, Houston, Dallas, Mexico City, Guatemala City
Central Standard Time (CST), stretching from Canada through the US Midwest and Texas down into Central America.
Cities: New York, Washington D.C., Toronto, Miami, Bogota, Lima
Eastern Standard Time (EST), covering Wall Street, US capital, and western South America (Colombia, Peru, Ecuador).
Cities: Caracas, Santiago, La Paz, San Juan, Halifax, Santo Domingo
Atlantic Standard Time and parts of South America (Venezuela, Bolivia, Chile in winter).
Cities: St. John's, Corner Brook, Gander
Newfoundland Time Zone, a distinctive half-hour offset in eastern Canada.
Cities: São Paulo, Buenos Aires, Rio de Janeiro, Montevideo, Brasília, Nuuk
Brasília Time and Argentina Time. Dominates south-eastern South America and Greenland's main settlements.
Cities: Fernando de Noronha, South Georgia, King Edward Point
Mid-Atlantic islands including Brazil's Fernando de Noronha archipelago and South Georgia.
Cities: Praia, Ponta Delgada, Ittoqqortoormiit
Cape Verde and Portugal's Azores archipelago (standard time).
Cities: London, Dublin, Lisbon, Reykjavik, Accra, Dakar
Greenwich Mean Time (GMT) and Coordinated Universal Time (UTC) reference meridian. Spans the UK, Portugal, Iceland, and West Africa.
Cities: Paris, Berlin, Rome, Madrid, Amsterdam, Lagos, Kinshasa
Central European Time (CET) and West Africa Time. One of the most populous and economically active timezones.
Cities: Cairo, Johannesburg, Athens, Kyiv, Jerusalem, Helsinki, Bucharest
Eastern European Time (EET), Central Africa Time, and South African Standard Time.
Cities: Moscow, Istanbul, Riyadh, Nairobi, Doha, Baghdad, Addis Ababa
Moscow Time, Arabia Standard Time, and East Africa Time. Year-round fixed UTC+3 in Turkey, Saudi Arabia, and Moscow.
Cities: Tehran, Isfahan, Mashhad, Shiraz
Iran Standard Time (IRST). Iran abolished DST in 2022, staying permanently on UTC+3:30.
Cities: Dubai, Abu Dhabi, Baku, Tbilisi, Yerevan, Muscat
Gulf Standard Time and Caucasus nations (Azerbaijan, Georgia, Armenia).
Cities: Kabul, Kandahar, Herat, Mazar-i-Sharif
Afghanistan Standard Time (AFT), half-hour offset across the Hindu Kush.
Cities: Karachi, Islamabad, Tashkent, Yekaterinburg, Ashgabat, Male
Pakistan Standard Time, Uzbekistan, Turkmenistan, Maldives, and western Siberia.
Cities: New Delhi, Mumbai, Bengaluru, Kolkata, Colombo, Chennai
Indian Standard Time (IST), serving over 1.4 billion people across the entire Indian subcontinent with a single half-hour offset.
Cities: Kathmandu, Pokhara, Lalitpur, Biratnagar
Nepal Standard Time, one of only three 45-minute timezone offsets in the world, based on the meridian of Mount Gauri Sankar.
Cities: Dhaka, Almaty, Astana, Omsk, Thimphu
Bangladesh Standard Time, Bhutan, and eastern Kazakhstan.
Cities: Yangon, Mandalay, Naypyidaw, Cocos Islands
Myanmar Standard Time (MMT) and Australia's Cocos (Keeling) Islands.
Cities: Bangkok, Jakarta, Ho Chi Minh City, Hanoi, Novosibirsk
Indochina Time (ICT) and Western Indonesia Time (WIB).
Cities: Beijing, Shanghai, Hong Kong, Singapore, Taipei, Kuala Lumpur, Perth, Manila
China Standard Time (covering all 5 geographical solar zones under Beijing time), Singapore, Malaysia, Philippines, and Western Australia.
Cities: Eucla, Border Village, Mundrabilla
Central Western Standard Time (CWST), an unofficial 45-minute offset used along the Eyre Highway in Western Australia.
Cities: Tokyo, Seoul, Osaka, Pyongyang, Yakutsk
Japan Standard Time (JST) and Korea Standard Time (KST). Does not observe Daylight Saving Time.
Cities: Adelaide, Darwin, Alice Springs, Broken Hill
Australian Central Standard Time (ACST), covering South Australia and Northern Territory.
Cities: Sydney, Melbourne, Brisbane, Canberra, Vladivostok, Guam
Australian Eastern Standard Time (AEST), eastern Russia, and Guam.
Cities: Lord Howe Island
Lord Howe Standard Time. Uniquely advances by only 30 minutes for Daylight Saving Time (to UTC+11:00).
Cities: Nouméa, Honiara, Port Vila, Magadan
Southwest Pacific nations (New Caledonia, Solomon Islands, Vanuatu) and Magadan in eastern Russia.
Cities: Auckland, Wellington, Suva, Petropavlovsk-Kamchatsky
New Zealand Standard Time, Fiji, and Kamchatka peninsula. Among the earliest places to celebrate each new day.
Cities: Waitangi, Kaingaroa, Owenga
Chatham Islands Standard Time, New Zealand's unique 45-minute offset archipelago.
Cities: Nuku'alofa, Apia, Fakaofo (Tokelau)
Tonga, Samoa (which crossed the International Date Line in 2011 to align with Australia/NZ trade), and Kiribati's Phoenix Islands.
Cities: Kiritimati (Christmas Island), Tabuaeran, Teraina
The easternmost timezone on Earth. The very first place on Earth to greet each calendar day and celebrate New Year.