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УкраїнськаTime difference between Costa Mesa, California, USA and other cities
Costa Mesa time zone: UTC-07:00 or PDTFind out the time difference between and Costa Mesa,
or see the time difference between Costa Mesa and other cities in the table below.
| City and country | Time difference | City and country | Time difference |
|---|---|---|---|
| Abidjan, Cote d'Ivoire | 7 hours ahead of Costa Mesa | Lahore, Pakistan | 12 hours ahead of Costa Mesa |
| Abu Dhabi, United Arab Emirates | 11 hours ahead of Costa Mesa | Leeds, United Kingdom | 8 hours ahead of Costa Mesa |
| Abu Ghraib, Iraq | 10 hours ahead of Costa Mesa | Leipzig, Germany | 9 hours ahead of Costa Mesa |
| Accra, Ghana | 7 hours ahead of Costa Mesa | León, Mexico | 1 hour ahead of Costa Mesa |
| Adana, Turkey | 10 hours ahead of Costa Mesa | Libreville, Gabon | 8 hours ahead of Costa Mesa |
| Addis Ababa, Ethiopia | 10 hours ahead of Costa Mesa | Likasi, DR Congo | 9 hours ahead of Costa Mesa |
| Adelaide, Australia | 16 hours 30 minutes ahead of Costa Mesa | Lilongwe, Malawi | 9 hours ahead of Costa Mesa |
| Aden, Yemen | 10 hours ahead of Costa Mesa | Lima, Peru | 2 hours ahead of Costa Mesa |
| Agadir, Morocco | 8 hours ahead of Costa Mesa | Lisbon, Portugal | 8 hours ahead of Costa Mesa |
| Ahmedabad, India | 12 hours 30 minutes ahead of Costa Mesa | Liverpool, United Kingdom | 8 hours ahead of Costa Mesa |
| Ahvāz, Iran | 10 hours 30 minutes ahead of Costa Mesa | Lomé, Togo | 7 hours ahead of Costa Mesa |
| Al Hudaydah, Yemen | 10 hours ahead of Costa Mesa | London, United Kingdom | 8 hours ahead of Costa Mesa |
| Aleppo, Syria | 10 hours ahead of Costa Mesa | Los Angeles, USA | the same time as Costa Mesa |
| Alexandria, Egypt | 9 hours ahead of Costa Mesa | Luanda, Angola | 8 hours ahead of Costa Mesa |
| Algiers, Algeria | 8 hours ahead of Costa Mesa | Lubumbashi, DR Congo | 9 hours ahead of Costa Mesa |
| Almaty, Kazakhstan | 12 hours ahead of Costa Mesa | Lucknow, India | 12 hours 30 minutes ahead of Costa Mesa |
| Amman, Jordan | 10 hours ahead of Costa Mesa | Luhansk, Ukraine | 10 hours ahead of Costa Mesa |
| Amsterdam, Netherlands | 9 hours ahead of Costa Mesa | Lusaka, Zambia | 9 hours ahead of Costa Mesa |
| Ankara, Turkey | 10 hours ahead of Costa Mesa | Luxor, Egypt | 9 hours ahead of Costa Mesa |
| Antalya, Turkey | 10 hours ahead of Costa Mesa | Lviv, Ukraine | 10 hours ahead of Costa Mesa |
| Antananarivo, Madagascar | 10 hours ahead of Costa Mesa | Lyon, France | 9 hours ahead of Costa Mesa |
| Antwerp, Belgium | 9 hours ahead of Costa Mesa | Łódź, Poland | 9 hours ahead of Costa Mesa |
| Arequipa, Peru | 2 hours ahead of Costa Mesa | Macao, Macau | 15 hours ahead of Costa Mesa |
| Ashgabat, Turkmenistan | 12 hours ahead of Costa Mesa | Madrid, Spain | 9 hours ahead of Costa Mesa |
| Asmara, Eritrea | 10 hours ahead of Costa Mesa | Makassar, Indonesia | 15 hours ahead of Costa Mesa |
| Asunción, Paraguay | 3 hours ahead of Costa Mesa | Málaga, Spain | 9 hours ahead of Costa Mesa |
| Asyut, Egypt | 9 hours ahead of Costa Mesa | Managua, Nicaragua | 1 hour ahead of Costa Mesa |
| Athens, Greece | 10 hours ahead of Costa Mesa | Manaus, Brazil | 3 hours ahead of Costa Mesa |
| Auckland, New Zealand | 19 hours ahead of Costa Mesa | Mandalay, Myanmar | 13 hours 30 minutes ahead of Costa Mesa |
| Austin, USA | 2 hours ahead of Costa Mesa | Manila, Philippines | 15 hours ahead of Costa Mesa |
| Bacolod City, Philippines | 15 hours ahead of Costa Mesa | Mansoura, Egypt | 9 hours ahead of Costa Mesa |
| Baghdad, Iraq | 10 hours ahead of Costa Mesa | Maputo, Mozambique | 9 hours ahead of Costa Mesa |
| Baku, Azerbaijan | 11 hours ahead of Costa Mesa | Mar del Plata, Argentina | 4 hours ahead of Costa Mesa |
| Baltimore, USA | 3 hours ahead of Costa Mesa | Maracaibo, Venezuela | 3 hours ahead of Costa Mesa |
| Bamako, Mali | 7 hours ahead of Costa Mesa | Maracay, Venezuela | 3 hours ahead of Costa Mesa |
| Bandung, Indonesia | 14 hours ahead of Costa Mesa | Mariupol, Ukraine | 10 hours ahead of Costa Mesa |
| Bangkok, Thailand | 14 hours ahead of Costa Mesa | Marrakesh, Morocco | 8 hours ahead of Costa Mesa |
| Bangui, Central African Republic | 8 hours ahead of Costa Mesa | Marseille, France | 9 hours ahead of Costa Mesa |
| Barcelona, Venezuela | 3 hours ahead of Costa Mesa | Mashhad, Iran | 10 hours 30 minutes ahead of Costa Mesa |
| Barcelona, Spain | 9 hours ahead of Costa Mesa | Matola, Mozambique | 9 hours ahead of Costa Mesa |
| Barnaul, Russia | 14 hours ahead of Costa Mesa | Maturín, Venezuela | 3 hours ahead of Costa Mesa |
| Barquisimeto, Venezuela | 3 hours ahead of Costa Mesa | Mawlamyine, Myanmar | 13 hours 30 minutes ahead of Costa Mesa |
| Barranquilla, Colombia | 2 hours ahead of Costa Mesa | Mbuji-Mayi, DR Congo | 9 hours ahead of Costa Mesa |
| Basrah, Iraq | 10 hours ahead of Costa Mesa | Mecca, Saudi Arabia | 10 hours ahead of Costa Mesa |
| Beijing, China | 15 hours ahead of Costa Mesa | Medan, Indonesia | 14 hours ahead of Costa Mesa |
| Beira, Mozambique | 9 hours ahead of Costa Mesa | Medellín, Colombia | 2 hours ahead of Costa Mesa |
| Beirut, Lebanon | 10 hours ahead of Costa Mesa | Medina, Saudi Arabia | 10 hours ahead of Costa Mesa |
| Bekasi, Indonesia | 14 hours ahead of Costa Mesa | Meknes, Morocco | 8 hours ahead of Costa Mesa |
| Belém, Brazil | 4 hours ahead of Costa Mesa | Melbourne, Australia | 17 hours ahead of Costa Mesa |
| Belgrade, Serbia | 9 hours ahead of Costa Mesa | Memphis, USA | 2 hours ahead of Costa Mesa |
| Belo Horizonte, Brazil | 4 hours ahead of Costa Mesa | Mendoza, Argentina | 4 hours ahead of Costa Mesa |
| Bengaluru, India | 12 hours 30 minutes ahead of Costa Mesa | Mexico City, Mexico | 1 hour ahead of Costa Mesa |
| Benghazi, Libya | 9 hours ahead of Costa Mesa | Milan, Italy | 9 hours ahead of Costa Mesa |
| Benin City, Nigeria | 8 hours ahead of Costa Mesa | Minsk, Belarus | 10 hours ahead of Costa Mesa |
| Benoni, South Africa | 9 hours ahead of Costa Mesa | Mississauga, Canada | 3 hours ahead of Costa Mesa |
| Berlin, Germany | 9 hours ahead of Costa Mesa | Mogadishu, Somalia | 10 hours ahead of Costa Mesa |
| Birmingham, United Kingdom | 8 hours ahead of Costa Mesa | Mombasa, Kenya | 10 hours ahead of Costa Mesa |
| Bishkek, Kyrgyzstan | 13 hours ahead of Costa Mesa | Monrovia, Liberia | 7 hours ahead of Costa Mesa |
| Blantyre, Malawi | 9 hours ahead of Costa Mesa | Monterrey, Mexico | 1 hour ahead of Costa Mesa |
| Bogotá, Colombia | 2 hours ahead of Costa Mesa | Montevideo, Uruguay | 4 hours ahead of Costa Mesa |
| Boston, USA | 3 hours ahead of Costa Mesa | Montreal, Canada | 3 hours ahead of Costa Mesa |
| Bouaké, Cote d'Ivoire | 7 hours ahead of Costa Mesa | Moscow, Russia | 10 hours ahead of Costa Mesa |
| Boumerdas, Algeria | 8 hours ahead of Costa Mesa | Mosul, Iraq | 10 hours ahead of Costa Mesa |
| Brampton, Canada | 3 hours ahead of Costa Mesa | Multan, Pakistan | 12 hours ahead of Costa Mesa |
| Brasília, Brazil | 4 hours ahead of Costa Mesa | Mumbai, India | 12 hours 30 minutes ahead of Costa Mesa |
| Bratislava, Slovakia | 9 hours ahead of Costa Mesa | Munich, Germany | 9 hours ahead of Costa Mesa |
| Brazzaville, Congo | 8 hours ahead of Costa Mesa | Murcia, Spain | 9 hours ahead of Costa Mesa |
| Bremen, Germany | 9 hours ahead of Costa Mesa | Muscat, Oman | 11 hours ahead of Costa Mesa |
| Brisbane, Australia | 17 hours ahead of Costa Mesa | Muzaffarabad, Pakistan | 12 hours ahead of Costa Mesa |
| Bristol, United Kingdom | 8 hours ahead of Costa Mesa | Mwanza, Tanzania | 10 hours ahead of Costa Mesa |
| Brussels, Belgium | 9 hours ahead of Costa Mesa | Mykolayiv, Ukraine | 10 hours ahead of Costa Mesa |
| Bucaramanga, Colombia | 2 hours ahead of Costa Mesa | N'Djamena, Chad | 8 hours ahead of Costa Mesa |
| Bucharest, Romania | 10 hours ahead of Costa Mesa | Nagoya, Japan | 16 hours ahead of Costa Mesa |
| Budapest, Hungary | 9 hours ahead of Costa Mesa | Nagpur, India | 12 hours 30 minutes ahead of Costa Mesa |
| Buenos Aires, Argentina | 4 hours ahead of Costa Mesa | Nairobi, Kenya | 10 hours ahead of Costa Mesa |
| Bulawayo, Zimbabwe | 9 hours ahead of Costa Mesa | Najaf, Iraq | 10 hours ahead of Costa Mesa |
| Bursa, Turkey | 10 hours ahead of Costa Mesa | Namangan, Uzbekistan | 12 hours ahead of Costa Mesa |
| Busan, South Korea | 16 hours ahead of Costa Mesa | Namp'o, North Korea | 16 hours ahead of Costa Mesa |
| Cairo, Egypt | 9 hours ahead of Costa Mesa | Nanchong, China | 15 hours ahead of Costa Mesa |
| Calgary, Canada | 1 hour ahead of Costa Mesa | Nanjing, China | 15 hours ahead of Costa Mesa |
| Callao, Peru | 2 hours ahead of Costa Mesa | Naples, Italy | 9 hours ahead of Costa Mesa |
| Cape Town, South Africa | 9 hours ahead of Costa Mesa | Naypyitaw, Myanmar | 13 hours 30 minutes ahead of Costa Mesa |
| Caracas, Venezuela | 3 hours ahead of Costa Mesa | New York, USA | 3 hours ahead of Costa Mesa |
| Cartagena, Colombia | 2 hours ahead of Costa Mesa | Niamey, Niger | 8 hours ahead of Costa Mesa |
| Cebu City, Philippines | 15 hours ahead of Costa Mesa | Nizhny Novgorod, Russia | 10 hours ahead of Costa Mesa |
| Charlotte, USA | 3 hours ahead of Costa Mesa | Nouakchott, Mauritania | 7 hours ahead of Costa Mesa |
| Chelyabinsk, Russia | 12 hours ahead of Costa Mesa | Novosibirsk, Russia | 14 hours ahead of Costa Mesa |
| Chengdu, China | 15 hours ahead of Costa Mesa | Nuremberg, Germany | 9 hours ahead of Costa Mesa |
| Chennai, India | 12 hours 30 minutes ahead of Costa Mesa | Odesa, Ukraine | 10 hours ahead of Costa Mesa |
| Chicago, USA | 2 hours ahead of Costa Mesa | Omdurman, Sudan | 9 hours ahead of Costa Mesa |
| Chiclayo, Peru | 2 hours ahead of Costa Mesa | Omsk, Russia | 13 hours ahead of Costa Mesa |
| Chişinău, Moldova | 10 hours ahead of Costa Mesa | Oran, Algeria | 8 hours ahead of Costa Mesa |
| Chittagong, Bangladesh | 13 hours ahead of Costa Mesa | Osaka, Japan | 16 hours ahead of Costa Mesa |
| Chongqing, China | 15 hours ahead of Costa Mesa | Oslo, Norway | 9 hours ahead of Costa Mesa |
| City of Taguig, Philippines | 15 hours ahead of Costa Mesa | Ottawa, Canada | 3 hours ahead of Costa Mesa |
| Ciudad Guayana, Venezuela | 3 hours ahead of Costa Mesa | Ouagadougou, Burkina Faso | 7 hours ahead of Costa Mesa |
| Ciudad Juárez, Mexico | 2 hours ahead of Costa Mesa | Palembang, Indonesia | 14 hours ahead of Costa Mesa |
| Ciudad Nezahualcoyotl, Mexico | 1 hour ahead of Costa Mesa | Palermo, Italy | 9 hours ahead of Costa Mesa |
| Cochabamba, Bolivia | 3 hours ahead of Costa Mesa | Paris, France | 9 hours ahead of Costa Mesa |
| Cologne, Germany | 9 hours ahead of Costa Mesa | Patna, India | 12 hours 30 minutes ahead of Costa Mesa |
| Colombo, Sri Lanka | 12 hours 30 minutes ahead of Costa Mesa | Pereira, Colombia | 2 hours ahead of Costa Mesa |
| Columbus, USA | 3 hours ahead of Costa Mesa | Perm, Russia | 12 hours ahead of Costa Mesa |
| Conakry, Guinea | 7 hours ahead of Costa Mesa | Perth, Australia | 15 hours ahead of Costa Mesa |
| Constantine, Algeria | 8 hours ahead of Costa Mesa | Peshawar, Pakistan | 12 hours ahead of Costa Mesa |
| Copenhagen, Denmark | 9 hours ahead of Costa Mesa | Petaling Jaya, Malaysia | 15 hours ahead of Costa Mesa |
| Córdoba, Argentina | 4 hours ahead of Costa Mesa | Philadelphia, USA | 3 hours ahead of Costa Mesa |
| Cotonou, Benin | 8 hours ahead of Costa Mesa | Phnom Penh, Cambodia | 14 hours ahead of Costa Mesa |
| Cúcuta, Colombia | 2 hours ahead of Costa Mesa | Phoenix, USA | the same time as Costa Mesa |
| Curitiba, Brazil | 4 hours ahead of Costa Mesa | Pietermaritzburg, South Africa | 9 hours ahead of Costa Mesa |
| Da Nang, Vietnam | 14 hours ahead of Costa Mesa | Pikine, Senegal | 7 hours ahead of Costa Mesa |
| Daegu, South Korea | 16 hours ahead of Costa Mesa | Pointe-Noire, Congo | 8 hours ahead of Costa Mesa |
| Daejeon, South Korea | 16 hours ahead of Costa Mesa | Port Elizabeth, South Africa | 9 hours ahead of Costa Mesa |
| Dakar, Senegal | 7 hours ahead of Costa Mesa | Port Harcourt, Nigeria | 8 hours ahead of Costa Mesa |
| Dallas, USA | 2 hours ahead of Costa Mesa | Port Said, Egypt | 9 hours ahead of Costa Mesa |
| Damascus, Syria | 10 hours ahead of Costa Mesa | Port Sudan, Sudan | 9 hours ahead of Costa Mesa |
| Dammam, Saudi Arabia | 10 hours ahead of Costa Mesa | Port-au-Prince, Haiti | 3 hours ahead of Costa Mesa |
| Dar es Salaam, Tanzania | 10 hours ahead of Costa Mesa | Porto Alegre, Brazil | 4 hours ahead of Costa Mesa |
| Davao City, Philippines | 15 hours ahead of Costa Mesa | Poznań, Poland | 9 hours ahead of Costa Mesa |
| Delhi, India | 12 hours 30 minutes ahead of Costa Mesa | Prague, Czech Republic | 9 hours ahead of Costa Mesa |
| Denver, USA | 1 hour ahead of Costa Mesa | Pretoria, South Africa | 9 hours ahead of Costa Mesa |
| Detroit, USA | 3 hours ahead of Costa Mesa | Pristina, Kosovo | 9 hours ahead of Costa Mesa |
| Dhaka, Bangladesh | 13 hours ahead of Costa Mesa | Puebla City, Mexico | 1 hour ahead of Costa Mesa |
| Djibouti, Djibouti | 10 hours ahead of Costa Mesa | Puente Alto, Chile | 3 hours ahead of Costa Mesa |
| Dnipro, Ukraine | 10 hours ahead of Costa Mesa | Pune, India | 12 hours 30 minutes ahead of Costa Mesa |
| Donetsk, Ukraine | 10 hours ahead of Costa Mesa | Pyongyang, North Korea | 16 hours ahead of Costa Mesa |
| Dongguan, China | 15 hours ahead of Costa Mesa | Qom, Iran | 10 hours 30 minutes ahead of Costa Mesa |
| Dortmund, Germany | 9 hours ahead of Costa Mesa | Québec, Canada | 3 hours ahead of Costa Mesa |
| Douala, Cameroon | 8 hours ahead of Costa Mesa | Quetta, Pakistan | 12 hours ahead of Costa Mesa |
| Dresden, Germany | 9 hours ahead of Costa Mesa | Quezon City, Philippines | 15 hours ahead of Costa Mesa |
| Dubai, United Arab Emirates | 11 hours ahead of Costa Mesa | Quilmes, Argentina | 4 hours ahead of Costa Mesa |
| Dublin, Ireland | 8 hours ahead of Costa Mesa | Quito, Ecuador | 2 hours ahead of Costa Mesa |
| Duisburg, Germany | 9 hours ahead of Costa Mesa | Rabat, Morocco | 8 hours ahead of Costa Mesa |
| Durban, South Africa | 9 hours ahead of Costa Mesa | Rajshahi, Bangladesh | 13 hours ahead of Costa Mesa |
| Dushanbe, Tajikistan | 12 hours ahead of Costa Mesa | Rawalpindi, Pakistan | 12 hours ahead of Costa Mesa |
| Dusseldorf, Germany | 9 hours ahead of Costa Mesa | Recife, Brazil | 4 hours ahead of Costa Mesa |
| Ecatepec de Morelos, Mexico | 1 hour ahead of Costa Mesa | Riga, Latvia | 10 hours ahead of Costa Mesa |
| Edinburgh, United Kingdom | 8 hours ahead of Costa Mesa | Rio de Janeiro, Brazil | 4 hours ahead of Costa Mesa |
| Edmonton, Canada | 1 hour ahead of Costa Mesa | Riyadh, Saudi Arabia | 10 hours ahead of Costa Mesa |
| El Mahalla El Kubra, Egypt | 9 hours ahead of Costa Mesa | Rome, Italy | 9 hours ahead of Costa Mesa |
| El Paso, USA | 1 hour ahead of Costa Mesa | Rosario, Argentina | 4 hours ahead of Costa Mesa |
| Erbil, Iraq | 10 hours ahead of Costa Mesa | Rostov-on-Don, Russia | 10 hours ahead of Costa Mesa |
| Essen, Germany | 9 hours ahead of Costa Mesa | Rotterdam, Netherlands | 9 hours ahead of Costa Mesa |
| Faisalabad, Pakistan | 12 hours ahead of Costa Mesa | Saint Petersburg, Russia | 10 hours ahead of Costa Mesa |
| Fes, Morocco | 8 hours ahead of Costa Mesa | Saitama, Japan | 16 hours ahead of Costa Mesa |
| Fort Worth, USA | 2 hours ahead of Costa Mesa | Salé, Morocco | 8 hours ahead of Costa Mesa |
| Fortaleza, Brazil | 4 hours ahead of Costa Mesa | Salta, Argentina | 4 hours ahead of Costa Mesa |
| Frankfurt am Main, Germany | 9 hours ahead of Costa Mesa | Salvador, Brazil | 4 hours ahead of Costa Mesa |
| Freetown, Sierra Leone | 7 hours ahead of Costa Mesa | Samara, Russia | 11 hours ahead of Costa Mesa |
| Fukuoka, Japan | 16 hours ahead of Costa Mesa | San Antonio, USA | 2 hours ahead of Costa Mesa |
| Garoua, Cameroon | 8 hours ahead of Costa Mesa | San Diego, USA | the same time as Costa Mesa |
| Gaza, Palestinian Territories | 10 hours ahead of Costa Mesa | San Francisco, USA | the same time as Costa Mesa |
| Gaziantep, Turkey | 10 hours ahead of Costa Mesa | San Jose, USA | the same time as Costa Mesa |
| Gdańsk, Poland | 9 hours ahead of Costa Mesa | San Juan, Puerto Rico | 3 hours ahead of Costa Mesa |
| General Santos, Philippines | 15 hours ahead of Costa Mesa | San Miguel de Tucumán, Argentina | 4 hours ahead of Costa Mesa |
| Genoa, Italy | 9 hours ahead of Costa Mesa | San Pedro Sula, Honduras | 1 hour ahead of Costa Mesa |
| Giza, Egypt | 9 hours ahead of Costa Mesa | San Salvador, El Salvador | 1 hour ahead of Costa Mesa |
| Glasgow, United Kingdom | 8 hours ahead of Costa Mesa | Sanaa, Yemen | 10 hours ahead of Costa Mesa |
| Goiânia, Brazil | 4 hours ahead of Costa Mesa | Santa Cruz de la Sierra, Bolivia | 3 hours ahead of Costa Mesa |
| Gold Coast, Australia | 17 hours ahead of Costa Mesa | Santa Fe, Argentina | 4 hours ahead of Costa Mesa |
| Gomel, Belarus | 10 hours ahead of Costa Mesa | Santa Marta, Colombia | 2 hours ahead of Costa Mesa |
| Gothenburg, Sweden | 9 hours ahead of Costa Mesa | Santiago, Chile | 3 hours ahead of Costa Mesa |
| Goyang, South Korea | 16 hours ahead of Costa Mesa | Santiago de Cali, Colombia | 2 hours ahead of Costa Mesa |
| Guadalajara, Mexico | 1 hour ahead of Costa Mesa | Santiago de Cuba, Cuba | 3 hours ahead of Costa Mesa |
| Guangzhou, China | 15 hours ahead of Costa Mesa | Santiago de los Caballeros, Dominican Republic | 3 hours ahead of Costa Mesa |
| Guatemala City, Guatemala | 1 hour ahead of Costa Mesa | Santo Domingo, Dominican Republic | 3 hours ahead of Costa Mesa |
| Guayaquil, Ecuador | 2 hours ahead of Costa Mesa | São Paulo, Brazil | 4 hours ahead of Costa Mesa |
| Gujranwala, Pakistan | 12 hours ahead of Costa Mesa | Sapporo, Japan | 16 hours ahead of Costa Mesa |
| Gwangju, South Korea | 16 hours ahead of Costa Mesa | Sarajevo, Bosnia and Herzegovina | 9 hours ahead of Costa Mesa |
| Haiphong, Vietnam | 14 hours ahead of Costa Mesa | Saratov, Russia | 11 hours ahead of Costa Mesa |
| Hama, Syria | 10 hours ahead of Costa Mesa | Seattle, USA | the same time as Costa Mesa |
| Hamburg, Germany | 9 hours ahead of Costa Mesa | Sendai, Japan | 16 hours ahead of Costa Mesa |
| Hamhung, North Korea | 16 hours ahead of Costa Mesa | Seoul, South Korea | 16 hours ahead of Costa Mesa |
| Hamilton, Canada | 3 hours ahead of Costa Mesa | Sevastopol, Ukraine | 10 hours ahead of Costa Mesa |
| Hangzhou, China | 15 hours ahead of Costa Mesa | Seville, Spain | 9 hours ahead of Costa Mesa |
| Hanoi, Vietnam | 14 hours ahead of Costa Mesa | Shah Alam, Malaysia | 15 hours ahead of Costa Mesa |
| Hanover, Germany | 9 hours ahead of Costa Mesa | Shanghai, China | 15 hours ahead of Costa Mesa |
| Harare, Zimbabwe | 9 hours ahead of Costa Mesa | Sharjah, United Arab Emirates | 11 hours ahead of Costa Mesa |
| Harbin, China | 15 hours ahead of Costa Mesa | Sheffield, United Kingdom | 8 hours ahead of Costa Mesa |
| Hargeysa, Somalia | 10 hours ahead of Costa Mesa | Shenyang, China | 15 hours ahead of Costa Mesa |
| Havana, Cuba | 3 hours ahead of Costa Mesa | Shenzhen, China | 15 hours ahead of Costa Mesa |
| Helsinki, Finland | 10 hours ahead of Costa Mesa | Shiraz, Iran | 10 hours 30 minutes ahead of Costa Mesa |
| Hiroshima, Japan | 16 hours ahead of Costa Mesa | Shymkent, Kazakhstan | 12 hours ahead of Costa Mesa |
| Ho Chi Minh City, Vietnam | 14 hours ahead of Costa Mesa | Singapore, Singapore | 15 hours ahead of Costa Mesa |
| Homs, Syria | 10 hours ahead of Costa Mesa | Skopje, North Macedonia | 9 hours ahead of Costa Mesa |
| Hong Kong, Hong Kong | 15 hours ahead of Costa Mesa | Sofia, Bulgaria | 10 hours ahead of Costa Mesa |
| Houston, USA | 2 hours ahead of Costa Mesa | Stockholm, Sweden | 9 hours ahead of Costa Mesa |
| Hyderabad, India | 12 hours 30 minutes ahead of Costa Mesa | Stuttgart, Germany | 9 hours ahead of Costa Mesa |
| Hyderābād, Pakistan | 12 hours ahead of Costa Mesa | Suez, Egypt | 9 hours ahead of Costa Mesa |
| Ibadan, Nigeria | 8 hours ahead of Costa Mesa | Sulaymaniyah, Iraq | 10 hours ahead of Costa Mesa |
| Ibague, Colombia | 2 hours ahead of Costa Mesa | Surabaya, Indonesia | 14 hours ahead of Costa Mesa |
| Incheon, South Korea | 16 hours ahead of Costa Mesa | Surat, India | 12 hours 30 minutes ahead of Costa Mesa |
| Indianapolis, USA | 3 hours ahead of Costa Mesa | Suwon, South Korea | 16 hours ahead of Costa Mesa |
| Indore, India | 12 hours 30 minutes ahead of Costa Mesa | Sydney, Australia | 17 hours ahead of Costa Mesa |
| Ipoh, Malaysia | 15 hours ahead of Costa Mesa | Ta`izz, Yemen | 10 hours ahead of Costa Mesa |
| Iquitos, Peru | 2 hours ahead of Costa Mesa | Ta’if, Saudi Arabia | 10 hours ahead of Costa Mesa |
| Irkutsk, Russia | 15 hours ahead of Costa Mesa | Tabriz, Iran | 10 hours 30 minutes ahead of Costa Mesa |
| Isfahan, Iran | 10 hours 30 minutes ahead of Costa Mesa | Tabuk, Saudi Arabia | 10 hours ahead of Costa Mesa |
| Istanbul, Turkey | 10 hours ahead of Costa Mesa | Taichung, Taiwan | 15 hours ahead of Costa Mesa |
| Izhevsk, Russia | 11 hours ahead of Costa Mesa | Tainan City, Taiwan | 15 hours ahead of Costa Mesa |
| Izmir, Turkey | 10 hours ahead of Costa Mesa | Taipei, Taiwan | 15 hours ahead of Costa Mesa |
| Jacksonville, USA | 3 hours ahead of Costa Mesa | Tangerang, Indonesia | 14 hours ahead of Costa Mesa |
| Jaipur, India | 12 hours 30 minutes ahead of Costa Mesa | Tangier, Morocco | 8 hours ahead of Costa Mesa |
| Jakarta, Indonesia | 14 hours ahead of Costa Mesa | Tashkent, Uzbekistan | 12 hours ahead of Costa Mesa |
| Jeddah, Saudi Arabia | 10 hours ahead of Costa Mesa | Tbilisi, Georgia | 11 hours ahead of Costa Mesa |
| Jerusalem, Israel | 10 hours ahead of Costa Mesa | Tébessa, Algeria | 8 hours ahead of Costa Mesa |
| Johannesburg, South Africa | 9 hours ahead of Costa Mesa | Tegucigalpa, Honduras | 1 hour ahead of Costa Mesa |
| Johor Bahru, Malaysia | 15 hours ahead of Costa Mesa | Tehran, Iran | 10 hours 30 minutes ahead of Costa Mesa |
| Kabul, Afghanistan | 11 hours 30 minutes ahead of Costa Mesa | Tembisa, South Africa | 9 hours ahead of Costa Mesa |
| Kaduna, Nigeria | 8 hours ahead of Costa Mesa | The Hague, Netherlands | 9 hours ahead of Costa Mesa |
| Kampala, Uganda | 10 hours ahead of Costa Mesa | Tianjin, China | 15 hours ahead of Costa Mesa |
| Kananga, DR Congo | 9 hours ahead of Costa Mesa | Tijuana, Mexico | the same time as Costa Mesa |
| Kano, Nigeria | 8 hours ahead of Costa Mesa | Tokyo, Japan | 16 hours ahead of Costa Mesa |
| Kanpur, India | 12 hours 30 minutes ahead of Costa Mesa | Tolyatti, Russia | 11 hours ahead of Costa Mesa |
| Kaohsiung City, Taiwan | 15 hours ahead of Costa Mesa | Toronto, Canada | 3 hours ahead of Costa Mesa |
| Karachi, Pakistan | 12 hours ahead of Costa Mesa | Touba, Senegal | 7 hours ahead of Costa Mesa |
| Karagandy, Kazakhstan | 12 hours ahead of Costa Mesa | Toulouse, France | 9 hours ahead of Costa Mesa |
| Karaj, Iran | 10 hours 30 minutes ahead of Costa Mesa | Tripoli, Libya | 9 hours ahead of Costa Mesa |
| Karbala, Iraq | 10 hours ahead of Costa Mesa | Trujillo, Peru | 2 hours ahead of Costa Mesa |
| Kathmandu, Nepal | 12 hours 45 minutes ahead of Costa Mesa | Tunis, Tunisia | 8 hours ahead of Costa Mesa |
| Kawasaki, Japan | 16 hours ahead of Costa Mesa | Turin, Italy | 9 hours ahead of Costa Mesa |
| Kazan’, Russia | 10 hours ahead of Costa Mesa | Ufa, Russia | 12 hours ahead of Costa Mesa |
| Khabarovsk, Russia | 17 hours ahead of Costa Mesa | Ulan Bator, Mongolia | 15 hours ahead of Costa Mesa |
| Kharkiv, Ukraine | 10 hours ahead of Costa Mesa | Ulyanovsk, Russia | 11 hours ahead of Costa Mesa |
| Khartoum, Sudan | 9 hours ahead of Costa Mesa | Valencia, Spain | 9 hours ahead of Costa Mesa |
| Khulna, Bangladesh | 13 hours ahead of Costa Mesa | Valencia, Venezuela | 3 hours ahead of Costa Mesa |
| Kiev, Ukraine | 10 hours ahead of Costa Mesa | Vancouver, Canada | the same time as Costa Mesa |
| Kigali, Rwanda | 9 hours ahead of Costa Mesa | Vienna, Austria | 9 hours ahead of Costa Mesa |
| Kingston, Jamaica | 2 hours ahead of Costa Mesa | Vilnius, Lithuania | 10 hours ahead of Costa Mesa |
| Kinshasa, DR Congo | 8 hours ahead of Costa Mesa | Vladivostok, Russia | 17 hours ahead of Costa Mesa |
| Kirkuk, Iraq | 10 hours ahead of Costa Mesa | Volgograd, Russia | 10 hours ahead of Costa Mesa |
| Kisangani, DR Congo | 9 hours ahead of Costa Mesa | Voronezh, Russia | 10 hours ahead of Costa Mesa |
| Klang, Malaysia | 15 hours ahead of Costa Mesa | Warsaw, Poland | 9 hours ahead of Costa Mesa |
| Kobe, Japan | 16 hours ahead of Costa Mesa | Washington D.C., USA | 3 hours ahead of Costa Mesa |
| Kolkata, India | 12 hours 30 minutes ahead of Costa Mesa | White House, Morocco | 8 hours ahead of Costa Mesa |
| Kolwezi, DR Congo | 9 hours ahead of Costa Mesa | Winnipeg, Canada | 2 hours ahead of Costa Mesa |
| Konya, Turkey | 10 hours ahead of Costa Mesa | Wrocław, Poland | 9 hours ahead of Costa Mesa |
| Kota Bharu, Malaysia | 15 hours ahead of Costa Mesa | Wuhan, China | 15 hours ahead of Costa Mesa |
| Kousséri, Cameroon | 8 hours ahead of Costa Mesa | Xi'an, China | 15 hours ahead of Costa Mesa |
| Kowloon, Hong Kong | 15 hours ahead of Costa Mesa | Yangon, Myanmar | 13 hours 30 minutes ahead of Costa Mesa |
| Krakow, Poland | 9 hours ahead of Costa Mesa | Yaoundé, Cameroon | 8 hours ahead of Costa Mesa |
| Krasnodar, Russia | 10 hours ahead of Costa Mesa | Yaroslavl, Russia | 10 hours ahead of Costa Mesa |
| Krasnoyarsk, Russia | 14 hours ahead of Costa Mesa | Yekaterinburg, Russia | 12 hours ahead of Costa Mesa |
| Kryvyi Rih, Ukraine | 10 hours ahead of Costa Mesa | Yerevan, Armenia | 11 hours ahead of Costa Mesa |
| Kuala Lumpur, Malaysia | 15 hours ahead of Costa Mesa | Yokohama, Japan | 16 hours ahead of Costa Mesa |
| Kuching, Malaysia | 15 hours ahead of Costa Mesa | Zagreb, Croatia | 9 hours ahead of Costa Mesa |
| Kumasi, Ghana | 7 hours ahead of Costa Mesa | Zamboanga City, Philippines | 15 hours ahead of Costa Mesa |
| Kyoto, Japan | 16 hours ahead of Costa Mesa | Zapopan, Mexico | 1 hour ahead of Costa Mesa |
| La Paz, Bolivia | 3 hours ahead of Costa Mesa | Zaporizhia, Ukraine | 10 hours ahead of Costa Mesa |
| La Plata, Argentina | 4 hours ahead of Costa Mesa | Zaragoza, Spain | 9 hours ahead of Costa Mesa |
| Lagos, Nigeria | 8 hours ahead of Costa Mesa | Zarqa, Jordan | 10 hours ahead of Costa Mesa |