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УкраїнськаTime difference between Boulder, Colorado, USA and other cities
Boulder time zone: MDT or UTC-06:00Find out the time difference between and Boulder,
or see the time difference between Boulder and other cities in the table below.
| City and country | Time difference | City and country | Time difference |
|---|---|---|---|
| Abidjan, Cote d'Ivoire | 6 hours ahead of Boulder | Lahore, Pakistan | 11 hours ahead of Boulder |
| Abu Dhabi, United Arab Emirates | 10 hours ahead of Boulder | Leeds, United Kingdom | 7 hours ahead of Boulder |
| Abu Ghraib, Iraq | 9 hours ahead of Boulder | Leipzig, Germany | 8 hours ahead of Boulder |
| Accra, Ghana | 6 hours ahead of Boulder | León, Mexico | the same time as Boulder |
| Adana, Turkey | 9 hours ahead of Boulder | Libreville, Gabon | 7 hours ahead of Boulder |
| Addis Ababa, Ethiopia | 9 hours ahead of Boulder | Likasi, DR Congo | 8 hours ahead of Boulder |
| Adelaide, Australia | 15 hours 30 minutes ahead of Boulder | Lilongwe, Malawi | 8 hours ahead of Boulder |
| Aden, Yemen | 9 hours ahead of Boulder | Lima, Peru | 1 hour ahead of Boulder |
| Agadir, Morocco | 7 hours ahead of Boulder | Lisbon, Portugal | 7 hours ahead of Boulder |
| Ahmedabad, India | 11 hours 30 minutes ahead of Boulder | Liverpool, United Kingdom | 7 hours ahead of Boulder |
| Ahvāz, Iran | 9 hours 30 minutes ahead of Boulder | Lomé, Togo | 6 hours ahead of Boulder |
| Al Hudaydah, Yemen | 9 hours ahead of Boulder | London, United Kingdom | 7 hours ahead of Boulder |
| Aleppo, Syria | 9 hours ahead of Boulder | Los Angeles, USA | 1 hour behind Boulder |
| Alexandria, Egypt | 9 hours ahead of Boulder | Luanda, Angola | 7 hours ahead of Boulder |
| Algiers, Algeria | 7 hours ahead of Boulder | Lubumbashi, DR Congo | 8 hours ahead of Boulder |
| Almaty, Kazakhstan | 11 hours ahead of Boulder | Lucknow, India | 11 hours 30 minutes ahead of Boulder |
| Amman, Jordan | 9 hours ahead of Boulder | Luhansk, Ukraine | 9 hours ahead of Boulder |
| Amsterdam, Netherlands | 8 hours ahead of Boulder | Lusaka, Zambia | 8 hours ahead of Boulder |
| Ankara, Turkey | 9 hours ahead of Boulder | Luxor, Egypt | 9 hours ahead of Boulder |
| Antalya, Turkey | 9 hours ahead of Boulder | Lviv, Ukraine | 9 hours ahead of Boulder |
| Antananarivo, Madagascar | 9 hours ahead of Boulder | Lyon, France | 8 hours ahead of Boulder |
| Antwerp, Belgium | 8 hours ahead of Boulder | Łódź, Poland | 8 hours ahead of Boulder |
| Arequipa, Peru | 1 hour ahead of Boulder | Macao, Macau | 14 hours ahead of Boulder |
| Ashgabat, Turkmenistan | 11 hours ahead of Boulder | Madrid, Spain | 8 hours ahead of Boulder |
| Asmara, Eritrea | 9 hours ahead of Boulder | Makassar, Indonesia | 14 hours ahead of Boulder |
| Asunción, Paraguay | 3 hours ahead of Boulder | Málaga, Spain | 8 hours ahead of Boulder |
| Asyut, Egypt | 9 hours ahead of Boulder | Managua, Nicaragua | the same time as Boulder |
| Athens, Greece | 9 hours ahead of Boulder | Manaus, Brazil | 2 hours ahead of Boulder |
| Auckland, New Zealand | 18 hours ahead of Boulder | Mandalay, Myanmar | 12 hours 30 minutes ahead of Boulder |
| Austin, USA | 1 hour ahead of Boulder | Manila, Philippines | 14 hours ahead of Boulder |
| Bacolod City, Philippines | 14 hours ahead of Boulder | Mansoura, Egypt | 9 hours ahead of Boulder |
| Baghdad, Iraq | 9 hours ahead of Boulder | Maputo, Mozambique | 8 hours ahead of Boulder |
| Baku, Azerbaijan | 10 hours ahead of Boulder | Mar del Plata, Argentina | 3 hours ahead of Boulder |
| Baltimore, USA | 2 hours ahead of Boulder | Maracaibo, Venezuela | 2 hours ahead of Boulder |
| Bamako, Mali | 6 hours ahead of Boulder | Maracay, Venezuela | 2 hours ahead of Boulder |
| Bandung, Indonesia | 13 hours ahead of Boulder | Mariupol, Ukraine | 9 hours ahead of Boulder |
| Bangkok, Thailand | 13 hours ahead of Boulder | Marrakesh, Morocco | 7 hours ahead of Boulder |
| Bangui, Central African Republic | 7 hours ahead of Boulder | Marseille, France | 8 hours ahead of Boulder |
| Barcelona, Venezuela | 2 hours ahead of Boulder | Mashhad, Iran | 9 hours 30 minutes ahead of Boulder |
| Barcelona, Spain | 8 hours ahead of Boulder | Matola, Mozambique | 8 hours ahead of Boulder |
| Barnaul, Russia | 13 hours ahead of Boulder | Maturín, Venezuela | 2 hours ahead of Boulder |
| Barquisimeto, Venezuela | 2 hours ahead of Boulder | Mawlamyine, Myanmar | 12 hours 30 minutes ahead of Boulder |
| Barranquilla, Colombia | 1 hour ahead of Boulder | Mbuji-Mayi, DR Congo | 8 hours ahead of Boulder |
| Basrah, Iraq | 9 hours ahead of Boulder | Mecca, Saudi Arabia | 9 hours ahead of Boulder |
| Beijing, China | 14 hours ahead of Boulder | Medan, Indonesia | 13 hours ahead of Boulder |
| Beira, Mozambique | 8 hours ahead of Boulder | Medellín, Colombia | 1 hour ahead of Boulder |
| Beirut, Lebanon | 9 hours ahead of Boulder | Medina, Saudi Arabia | 9 hours ahead of Boulder |
| Bekasi, Indonesia | 13 hours ahead of Boulder | Meknes, Morocco | 7 hours ahead of Boulder |
| Belém, Brazil | 3 hours ahead of Boulder | Melbourne, Australia | 16 hours ahead of Boulder |
| Belgrade, Serbia | 8 hours ahead of Boulder | Memphis, USA | 1 hour ahead of Boulder |
| Belo Horizonte, Brazil | 3 hours ahead of Boulder | Mendoza, Argentina | 3 hours ahead of Boulder |
| Bengaluru, India | 11 hours 30 minutes ahead of Boulder | Mexico City, Mexico | the same time as Boulder |
| Benghazi, Libya | 8 hours ahead of Boulder | Milan, Italy | 8 hours ahead of Boulder |
| Benin City, Nigeria | 7 hours ahead of Boulder | Minsk, Belarus | 9 hours ahead of Boulder |
| Benoni, South Africa | 8 hours ahead of Boulder | Mississauga, Canada | 2 hours ahead of Boulder |
| Berlin, Germany | 8 hours ahead of Boulder | Mogadishu, Somalia | 9 hours ahead of Boulder |
| Birmingham, United Kingdom | 7 hours ahead of Boulder | Mombasa, Kenya | 9 hours ahead of Boulder |
| Bishkek, Kyrgyzstan | 12 hours ahead of Boulder | Monrovia, Liberia | 6 hours ahead of Boulder |
| Blantyre, Malawi | 8 hours ahead of Boulder | Monterrey, Mexico | the same time as Boulder |
| Bogotá, Colombia | 1 hour ahead of Boulder | Montevideo, Uruguay | 3 hours ahead of Boulder |
| Boston, USA | 2 hours ahead of Boulder | Montreal, Canada | 2 hours ahead of Boulder |
| Bouaké, Cote d'Ivoire | 6 hours ahead of Boulder | Moscow, Russia | 9 hours ahead of Boulder |
| Boumerdas, Algeria | 7 hours ahead of Boulder | Mosul, Iraq | 9 hours ahead of Boulder |
| Brampton, Canada | 2 hours ahead of Boulder | Multan, Pakistan | 11 hours ahead of Boulder |
| Brasília, Brazil | 3 hours ahead of Boulder | Mumbai, India | 11 hours 30 minutes ahead of Boulder |
| Bratislava, Slovakia | 8 hours ahead of Boulder | Munich, Germany | 8 hours ahead of Boulder |
| Brazzaville, Congo | 7 hours ahead of Boulder | Murcia, Spain | 8 hours ahead of Boulder |
| Bremen, Germany | 8 hours ahead of Boulder | Muscat, Oman | 10 hours ahead of Boulder |
| Brisbane, Australia | 16 hours ahead of Boulder | Muzaffarabad, Pakistan | 11 hours ahead of Boulder |
| Bristol, United Kingdom | 7 hours ahead of Boulder | Mwanza, Tanzania | 9 hours ahead of Boulder |
| Brussels, Belgium | 8 hours ahead of Boulder | Mykolayiv, Ukraine | 9 hours ahead of Boulder |
| Bucaramanga, Colombia | 1 hour ahead of Boulder | N'Djamena, Chad | 7 hours ahead of Boulder |
| Bucharest, Romania | 9 hours ahead of Boulder | Nagoya, Japan | 15 hours ahead of Boulder |
| Budapest, Hungary | 8 hours ahead of Boulder | Nagpur, India | 11 hours 30 minutes ahead of Boulder |
| Buenos Aires, Argentina | 3 hours ahead of Boulder | Nairobi, Kenya | 9 hours ahead of Boulder |
| Bulawayo, Zimbabwe | 8 hours ahead of Boulder | Najaf, Iraq | 9 hours ahead of Boulder |
| Bursa, Turkey | 9 hours ahead of Boulder | Namangan, Uzbekistan | 11 hours ahead of Boulder |
| Busan, South Korea | 15 hours ahead of Boulder | Namp'o, North Korea | 15 hours ahead of Boulder |
| Cairo, Egypt | 9 hours ahead of Boulder | Nanchong, China | 14 hours ahead of Boulder |
| Calgary, Canada | the same time as Boulder | Nanjing, China | 14 hours ahead of Boulder |
| Callao, Peru | 1 hour ahead of Boulder | Naples, Italy | 8 hours ahead of Boulder |
| Cape Town, South Africa | 8 hours ahead of Boulder | Naypyitaw, Myanmar | 12 hours 30 minutes ahead of Boulder |
| Caracas, Venezuela | 2 hours ahead of Boulder | New York, USA | 2 hours ahead of Boulder |
| Cartagena, Colombia | 1 hour ahead of Boulder | Niamey, Niger | 7 hours ahead of Boulder |
| Cebu City, Philippines | 14 hours ahead of Boulder | Nizhny Novgorod, Russia | 9 hours ahead of Boulder |
| Charlotte, USA | 2 hours ahead of Boulder | Nouakchott, Mauritania | 6 hours ahead of Boulder |
| Chelyabinsk, Russia | 11 hours ahead of Boulder | Novosibirsk, Russia | 13 hours ahead of Boulder |
| Chengdu, China | 14 hours ahead of Boulder | Nuremberg, Germany | 8 hours ahead of Boulder |
| Chennai, India | 11 hours 30 minutes ahead of Boulder | Odesa, Ukraine | 9 hours ahead of Boulder |
| Chicago, USA | 1 hour ahead of Boulder | Omdurman, Sudan | 8 hours ahead of Boulder |
| Chiclayo, Peru | 1 hour ahead of Boulder | Omsk, Russia | 12 hours ahead of Boulder |
| Chişinău, Moldova | 9 hours ahead of Boulder | Oran, Algeria | 7 hours ahead of Boulder |
| Chittagong, Bangladesh | 12 hours ahead of Boulder | Osaka, Japan | 15 hours ahead of Boulder |
| Chongqing, China | 14 hours ahead of Boulder | Oslo, Norway | 8 hours ahead of Boulder |
| City of Taguig, Philippines | 14 hours ahead of Boulder | Ottawa, Canada | 2 hours ahead of Boulder |
| Ciudad Guayana, Venezuela | 2 hours ahead of Boulder | Ouagadougou, Burkina Faso | 6 hours ahead of Boulder |
| Ciudad Juárez, Mexico | 1 hour ahead of Boulder | Palembang, Indonesia | 13 hours ahead of Boulder |
| Ciudad Nezahualcoyotl, Mexico | the same time as Boulder | Palermo, Italy | 8 hours ahead of Boulder |
| Cochabamba, Bolivia | 2 hours ahead of Boulder | Paris, France | 8 hours ahead of Boulder |
| Cologne, Germany | 8 hours ahead of Boulder | Patna, India | 11 hours 30 minutes ahead of Boulder |
| Colombo, Sri Lanka | 11 hours 30 minutes ahead of Boulder | Pereira, Colombia | 1 hour ahead of Boulder |
| Columbus, USA | 2 hours ahead of Boulder | Perm, Russia | 11 hours ahead of Boulder |
| Conakry, Guinea | 6 hours ahead of Boulder | Perth, Australia | 14 hours ahead of Boulder |
| Constantine, Algeria | 7 hours ahead of Boulder | Peshawar, Pakistan | 11 hours ahead of Boulder |
| Copenhagen, Denmark | 8 hours ahead of Boulder | Petaling Jaya, Malaysia | 14 hours ahead of Boulder |
| Córdoba, Argentina | 3 hours ahead of Boulder | Philadelphia, USA | 2 hours ahead of Boulder |
| Cotonou, Benin | 7 hours ahead of Boulder | Phnom Penh, Cambodia | 13 hours ahead of Boulder |
| Cúcuta, Colombia | 1 hour ahead of Boulder | Phoenix, USA | 1 hour behind Boulder |
| Curitiba, Brazil | 3 hours ahead of Boulder | Pietermaritzburg, South Africa | 8 hours ahead of Boulder |
| Da Nang, Vietnam | 13 hours ahead of Boulder | Pikine, Senegal | 6 hours ahead of Boulder |
| Daegu, South Korea | 15 hours ahead of Boulder | Pointe-Noire, Congo | 7 hours ahead of Boulder |
| Daejeon, South Korea | 15 hours ahead of Boulder | Port Elizabeth, South Africa | 8 hours ahead of Boulder |
| Dakar, Senegal | 6 hours ahead of Boulder | Port Harcourt, Nigeria | 7 hours ahead of Boulder |
| Dallas, USA | 1 hour ahead of Boulder | Port Said, Egypt | 9 hours ahead of Boulder |
| Damascus, Syria | 9 hours ahead of Boulder | Port Sudan, Sudan | 8 hours ahead of Boulder |
| Dammam, Saudi Arabia | 9 hours ahead of Boulder | Port-au-Prince, Haiti | 2 hours ahead of Boulder |
| Dar es Salaam, Tanzania | 9 hours ahead of Boulder | Porto Alegre, Brazil | 3 hours ahead of Boulder |
| Davao City, Philippines | 14 hours ahead of Boulder | Poznań, Poland | 8 hours ahead of Boulder |
| Delhi, India | 11 hours 30 minutes ahead of Boulder | Prague, Czech Republic | 8 hours ahead of Boulder |
| Denver, USA | the same time as Boulder | Pretoria, South Africa | 8 hours ahead of Boulder |
| Detroit, USA | 2 hours ahead of Boulder | Pristina, Kosovo | 8 hours ahead of Boulder |
| Dhaka, Bangladesh | 12 hours ahead of Boulder | Puebla City, Mexico | the same time as Boulder |
| Djibouti, Djibouti | 9 hours ahead of Boulder | Puente Alto, Chile | 2 hours ahead of Boulder |
| Dnipro, Ukraine | 9 hours ahead of Boulder | Pune, India | 11 hours 30 minutes ahead of Boulder |
| Donetsk, Ukraine | 9 hours ahead of Boulder | Pyongyang, North Korea | 15 hours ahead of Boulder |
| Dongguan, China | 14 hours ahead of Boulder | Qom, Iran | 9 hours 30 minutes ahead of Boulder |
| Dortmund, Germany | 8 hours ahead of Boulder | Québec, Canada | 2 hours ahead of Boulder |
| Douala, Cameroon | 7 hours ahead of Boulder | Quetta, Pakistan | 11 hours ahead of Boulder |
| Dresden, Germany | 8 hours ahead of Boulder | Quezon City, Philippines | 14 hours ahead of Boulder |
| Dubai, United Arab Emirates | 10 hours ahead of Boulder | Quilmes, Argentina | 3 hours ahead of Boulder |
| Dublin, Ireland | 7 hours ahead of Boulder | Quito, Ecuador | 1 hour ahead of Boulder |
| Duisburg, Germany | 8 hours ahead of Boulder | Rabat, Morocco | 7 hours ahead of Boulder |
| Durban, South Africa | 8 hours ahead of Boulder | Rajshahi, Bangladesh | 12 hours ahead of Boulder |
| Dushanbe, Tajikistan | 11 hours ahead of Boulder | Rawalpindi, Pakistan | 11 hours ahead of Boulder |
| Dusseldorf, Germany | 8 hours ahead of Boulder | Recife, Brazil | 3 hours ahead of Boulder |
| Ecatepec de Morelos, Mexico | the same time as Boulder | Riga, Latvia | 9 hours ahead of Boulder |
| Edinburgh, United Kingdom | 7 hours ahead of Boulder | Rio de Janeiro, Brazil | 3 hours ahead of Boulder |
| Edmonton, Canada | the same time as Boulder | Riyadh, Saudi Arabia | 9 hours ahead of Boulder |
| El Mahalla El Kubra, Egypt | 9 hours ahead of Boulder | Rome, Italy | 8 hours ahead of Boulder |
| El Paso, USA | the same time as Boulder | Rosario, Argentina | 3 hours ahead of Boulder |
| Erbil, Iraq | 9 hours ahead of Boulder | Rostov-on-Don, Russia | 9 hours ahead of Boulder |
| Essen, Germany | 8 hours ahead of Boulder | Rotterdam, Netherlands | 8 hours ahead of Boulder |
| Faisalabad, Pakistan | 11 hours ahead of Boulder | Saint Petersburg, Russia | 9 hours ahead of Boulder |
| Fes, Morocco | 7 hours ahead of Boulder | Saitama, Japan | 15 hours ahead of Boulder |
| Fort Worth, USA | 1 hour ahead of Boulder | Salé, Morocco | 7 hours ahead of Boulder |
| Fortaleza, Brazil | 3 hours ahead of Boulder | Salta, Argentina | 3 hours ahead of Boulder |
| Frankfurt am Main, Germany | 8 hours ahead of Boulder | Salvador, Brazil | 3 hours ahead of Boulder |
| Freetown, Sierra Leone | 6 hours ahead of Boulder | Samara, Russia | 10 hours ahead of Boulder |
| Fukuoka, Japan | 15 hours ahead of Boulder | San Antonio, USA | 1 hour ahead of Boulder |
| Garoua, Cameroon | 7 hours ahead of Boulder | San Diego, USA | 1 hour behind Boulder |
| Gaza, Palestinian Territories | 9 hours ahead of Boulder | San Francisco, USA | 1 hour behind Boulder |
| Gaziantep, Turkey | 9 hours ahead of Boulder | San Jose, USA | 1 hour behind Boulder |
| Gdańsk, Poland | 8 hours ahead of Boulder | San Juan, Puerto Rico | 2 hours ahead of Boulder |
| General Santos, Philippines | 14 hours ahead of Boulder | San Miguel de Tucumán, Argentina | 3 hours ahead of Boulder |
| Genoa, Italy | 8 hours ahead of Boulder | San Pedro Sula, Honduras | the same time as Boulder |
| Giza, Egypt | 9 hours ahead of Boulder | San Salvador, El Salvador | the same time as Boulder |
| Glasgow, United Kingdom | 7 hours ahead of Boulder | Sanaa, Yemen | 9 hours ahead of Boulder |
| Goiânia, Brazil | 3 hours ahead of Boulder | Santa Cruz de la Sierra, Bolivia | 2 hours ahead of Boulder |
| Gold Coast, Australia | 16 hours ahead of Boulder | Santa Fe, Argentina | 3 hours ahead of Boulder |
| Gomel, Belarus | 9 hours ahead of Boulder | Santa Marta, Colombia | 1 hour ahead of Boulder |
| Gothenburg, Sweden | 8 hours ahead of Boulder | Santiago, Chile | 2 hours ahead of Boulder |
| Goyang, South Korea | 15 hours ahead of Boulder | Santiago de Cali, Colombia | 1 hour ahead of Boulder |
| Guadalajara, Mexico | the same time as Boulder | Santiago de Cuba, Cuba | 2 hours ahead of Boulder |
| Guangzhou, China | 14 hours ahead of Boulder | Santiago de los Caballeros, Dominican Republic | 2 hours ahead of Boulder |
| Guatemala City, Guatemala | the same time as Boulder | Santo Domingo, Dominican Republic | 2 hours ahead of Boulder |
| Guayaquil, Ecuador | 1 hour ahead of Boulder | São Paulo, Brazil | 3 hours ahead of Boulder |
| Gujranwala, Pakistan | 11 hours ahead of Boulder | Sapporo, Japan | 15 hours ahead of Boulder |
| Gwangju, South Korea | 15 hours ahead of Boulder | Sarajevo, Bosnia and Herzegovina | 8 hours ahead of Boulder |
| Haiphong, Vietnam | 13 hours ahead of Boulder | Saratov, Russia | 10 hours ahead of Boulder |
| Hama, Syria | 9 hours ahead of Boulder | Seattle, USA | 1 hour behind Boulder |
| Hamburg, Germany | 8 hours ahead of Boulder | Sendai, Japan | 15 hours ahead of Boulder |
| Hamhung, North Korea | 15 hours ahead of Boulder | Seoul, South Korea | 15 hours ahead of Boulder |
| Hamilton, Canada | 2 hours ahead of Boulder | Sevastopol, Ukraine | 9 hours ahead of Boulder |
| Hangzhou, China | 14 hours ahead of Boulder | Seville, Spain | 8 hours ahead of Boulder |
| Hanoi, Vietnam | 13 hours ahead of Boulder | Shah Alam, Malaysia | 14 hours ahead of Boulder |
| Hanover, Germany | 8 hours ahead of Boulder | Shanghai, China | 14 hours ahead of Boulder |
| Harare, Zimbabwe | 8 hours ahead of Boulder | Sharjah, United Arab Emirates | 10 hours ahead of Boulder |
| Harbin, China | 14 hours ahead of Boulder | Sheffield, United Kingdom | 7 hours ahead of Boulder |
| Hargeysa, Somalia | 9 hours ahead of Boulder | Shenyang, China | 14 hours ahead of Boulder |
| Havana, Cuba | 2 hours ahead of Boulder | Shenzhen, China | 14 hours ahead of Boulder |
| Helsinki, Finland | 9 hours ahead of Boulder | Shiraz, Iran | 9 hours 30 minutes ahead of Boulder |
| Hiroshima, Japan | 15 hours ahead of Boulder | Shymkent, Kazakhstan | 11 hours ahead of Boulder |
| Ho Chi Minh City, Vietnam | 13 hours ahead of Boulder | Singapore, Singapore | 14 hours ahead of Boulder |
| Homs, Syria | 9 hours ahead of Boulder | Skopje, North Macedonia | 8 hours ahead of Boulder |
| Hong Kong, Hong Kong | 14 hours ahead of Boulder | Sofia, Bulgaria | 9 hours ahead of Boulder |
| Houston, USA | 1 hour ahead of Boulder | Stockholm, Sweden | 8 hours ahead of Boulder |
| Hyderabad, India | 11 hours 30 minutes ahead of Boulder | Stuttgart, Germany | 8 hours ahead of Boulder |
| Hyderābād, Pakistan | 11 hours ahead of Boulder | Suez, Egypt | 9 hours ahead of Boulder |
| Ibadan, Nigeria | 7 hours ahead of Boulder | Sulaymaniyah, Iraq | 9 hours ahead of Boulder |
| Ibague, Colombia | 1 hour ahead of Boulder | Surabaya, Indonesia | 13 hours ahead of Boulder |
| Incheon, South Korea | 15 hours ahead of Boulder | Surat, India | 11 hours 30 minutes ahead of Boulder |
| Indianapolis, USA | 2 hours ahead of Boulder | Suwon, South Korea | 15 hours ahead of Boulder |
| Indore, India | 11 hours 30 minutes ahead of Boulder | Sydney, Australia | 16 hours ahead of Boulder |
| Ipoh, Malaysia | 14 hours ahead of Boulder | Ta`izz, Yemen | 9 hours ahead of Boulder |
| Iquitos, Peru | 1 hour ahead of Boulder | Ta’if, Saudi Arabia | 9 hours ahead of Boulder |
| Irkutsk, Russia | 14 hours ahead of Boulder | Tabriz, Iran | 9 hours 30 minutes ahead of Boulder |
| Isfahan, Iran | 9 hours 30 minutes ahead of Boulder | Tabuk, Saudi Arabia | 9 hours ahead of Boulder |
| Istanbul, Turkey | 9 hours ahead of Boulder | Taichung, Taiwan | 14 hours ahead of Boulder |
| Izhevsk, Russia | 10 hours ahead of Boulder | Tainan City, Taiwan | 14 hours ahead of Boulder |
| Izmir, Turkey | 9 hours ahead of Boulder | Taipei, Taiwan | 14 hours ahead of Boulder |
| Jacksonville, USA | 2 hours ahead of Boulder | Tangerang, Indonesia | 13 hours ahead of Boulder |
| Jaipur, India | 11 hours 30 minutes ahead of Boulder | Tangier, Morocco | 7 hours ahead of Boulder |
| Jakarta, Indonesia | 13 hours ahead of Boulder | Tashkent, Uzbekistan | 11 hours ahead of Boulder |
| Jeddah, Saudi Arabia | 9 hours ahead of Boulder | Tbilisi, Georgia | 10 hours ahead of Boulder |
| Jerusalem, Israel | 9 hours ahead of Boulder | Tébessa, Algeria | 7 hours ahead of Boulder |
| Johannesburg, South Africa | 8 hours ahead of Boulder | Tegucigalpa, Honduras | the same time as Boulder |
| Johor Bahru, Malaysia | 14 hours ahead of Boulder | Tehran, Iran | 9 hours 30 minutes ahead of Boulder |
| Kabul, Afghanistan | 10 hours 30 minutes ahead of Boulder | Tembisa, South Africa | 8 hours ahead of Boulder |
| Kaduna, Nigeria | 7 hours ahead of Boulder | The Hague, Netherlands | 8 hours ahead of Boulder |
| Kampala, Uganda | 9 hours ahead of Boulder | Tianjin, China | 14 hours ahead of Boulder |
| Kananga, DR Congo | 8 hours ahead of Boulder | Tijuana, Mexico | 1 hour behind Boulder |
| Kano, Nigeria | 7 hours ahead of Boulder | Tokyo, Japan | 15 hours ahead of Boulder |
| Kanpur, India | 11 hours 30 minutes ahead of Boulder | Tolyatti, Russia | 10 hours ahead of Boulder |
| Kaohsiung City, Taiwan | 14 hours ahead of Boulder | Toronto, Canada | 2 hours ahead of Boulder |
| Karachi, Pakistan | 11 hours ahead of Boulder | Touba, Senegal | 6 hours ahead of Boulder |
| Karagandy, Kazakhstan | 11 hours ahead of Boulder | Toulouse, France | 8 hours ahead of Boulder |
| Karaj, Iran | 9 hours 30 minutes ahead of Boulder | Tripoli, Libya | 8 hours ahead of Boulder |
| Karbala, Iraq | 9 hours ahead of Boulder | Trujillo, Peru | 1 hour ahead of Boulder |
| Kathmandu, Nepal | 11 hours 45 minutes ahead of Boulder | Tunis, Tunisia | 7 hours ahead of Boulder |
| Kawasaki, Japan | 15 hours ahead of Boulder | Turin, Italy | 8 hours ahead of Boulder |
| Kazan’, Russia | 9 hours ahead of Boulder | Ufa, Russia | 11 hours ahead of Boulder |
| Khabarovsk, Russia | 16 hours ahead of Boulder | Ulan Bator, Mongolia | 14 hours ahead of Boulder |
| Kharkiv, Ukraine | 9 hours ahead of Boulder | Ulyanovsk, Russia | 10 hours ahead of Boulder |
| Khartoum, Sudan | 8 hours ahead of Boulder | Valencia, Venezuela | 2 hours ahead of Boulder |
| Khulna, Bangladesh | 12 hours ahead of Boulder | Valencia, Spain | 8 hours ahead of Boulder |
| Kiev, Ukraine | 9 hours ahead of Boulder | Vancouver, Canada | 1 hour behind Boulder |
| Kigali, Rwanda | 8 hours ahead of Boulder | Vienna, Austria | 8 hours ahead of Boulder |
| Kingston, Jamaica | 1 hour ahead of Boulder | Vilnius, Lithuania | 9 hours ahead of Boulder |
| Kinshasa, DR Congo | 7 hours ahead of Boulder | Vladivostok, Russia | 16 hours ahead of Boulder |
| Kirkuk, Iraq | 9 hours ahead of Boulder | Volgograd, Russia | 9 hours ahead of Boulder |
| Kisangani, DR Congo | 8 hours ahead of Boulder | Voronezh, Russia | 9 hours ahead of Boulder |
| Klang, Malaysia | 14 hours ahead of Boulder | Warsaw, Poland | 8 hours ahead of Boulder |
| Kobe, Japan | 15 hours ahead of Boulder | Washington D.C., USA | 2 hours ahead of Boulder |
| Kolkata, India | 11 hours 30 minutes ahead of Boulder | White House, Morocco | 7 hours ahead of Boulder |
| Kolwezi, DR Congo | 8 hours ahead of Boulder | Winnipeg, Canada | 1 hour ahead of Boulder |
| Konya, Turkey | 9 hours ahead of Boulder | Wrocław, Poland | 8 hours ahead of Boulder |
| Kota Bharu, Malaysia | 14 hours ahead of Boulder | Wuhan, China | 14 hours ahead of Boulder |
| Kousséri, Cameroon | 7 hours ahead of Boulder | Xi'an, China | 14 hours ahead of Boulder |
| Kowloon, Hong Kong | 14 hours ahead of Boulder | Yangon, Myanmar | 12 hours 30 minutes ahead of Boulder |
| Krakow, Poland | 8 hours ahead of Boulder | Yaoundé, Cameroon | 7 hours ahead of Boulder |
| Krasnodar, Russia | 9 hours ahead of Boulder | Yaroslavl, Russia | 9 hours ahead of Boulder |
| Krasnoyarsk, Russia | 13 hours ahead of Boulder | Yekaterinburg, Russia | 11 hours ahead of Boulder |
| Kryvyi Rih, Ukraine | 9 hours ahead of Boulder | Yerevan, Armenia | 10 hours ahead of Boulder |
| Kuala Lumpur, Malaysia | 14 hours ahead of Boulder | Yokohama, Japan | 15 hours ahead of Boulder |
| Kuching, Malaysia | 14 hours ahead of Boulder | Zagreb, Croatia | 8 hours ahead of Boulder |
| Kumasi, Ghana | 6 hours ahead of Boulder | Zamboanga City, Philippines | 14 hours ahead of Boulder |
| Kyoto, Japan | 15 hours ahead of Boulder | Zapopan, Mexico | the same time as Boulder |
| La Paz, Bolivia | 2 hours ahead of Boulder | Zaporizhia, Ukraine | 9 hours ahead of Boulder |
| La Plata, Argentina | 3 hours ahead of Boulder | Zaragoza, Spain | 8 hours ahead of Boulder |
| Lagos, Nigeria | 7 hours ahead of Boulder | Zarqa, Jordan | 9 hours ahead of Boulder |