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EDT/EST
Eastern Daylight Time
GMT -4
EST automatically adjusted to EDT time zone, that is in use
CDT/CST
Central Daylight Time
GMT -5
CST automatically adjusted to CDT time zone, that is in use
PT/PDT
Pacific Time
GMT -7
PDT
Pacific Daylight Time
GMT -7
Time Difference
Eastern Daylight Time is 1 hour ahead of Central Daylight Time and 3 hours ahead of Pacific Daylight Time and 3 hours ahead of Pacific Daylight Time
6:30 pm18:30 in EDT is 5:30 pm17:30 in CDT and is 3:30 pm15:30 in PDT and is 3:30 pm15:30 in PDT
EST to CST call time
Best time for a conference call or a meeting is between 9am-6pm in EST which corresponds to 8am-5pm in CST
EST to PT call time
Best time for a conference call or a meeting is between 11am-6pm in EST which corresponds to 8am-3pm in PT
EST to PDT call time
Best time for a conference call or a meeting is between 10am-6pm in EST which corresponds to 8am-4pm in PDT
6:30 pm18:30 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
5:30 pm17:30 Central Daylight Time (CDT). Offset UTC -5:00 hours
3:30 pm15:30 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
3:30 pm15:30 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
6:30 pm18:30 EDT / 5:30 pm17:30 CDT / 3:30 pm15:30 PDT / 3:30 pm15:30 PDT
| EDT | CDT | PT | PDT |
|---|---|---|---|
| 12am (midnight) | 11pm | 9pm | 9pm |
| 1am | 12am (midnight) | 10pm | 10pm |
| 2am | 1am | 11pm | 11pm |
| 3am | 2am | 12am (midnight) | 12am (midnight) |
| 4am | 3am | 1am | 1am |
| 5am | 4am | 2am | 2am |
| 6am | 5am | 3am | 3am |
| 7am | 6am | 4am | 4am |
| 8am | 7am | 5am | 5am |
| 9am | 8am | 6am | 6am |
| 10am | 9am | 7am | 7am |
| 11am | 10am | 8am | 8am |
| 12pm (noon) | 11am | 9am | 9am |
| 1pm | 12pm (noon) | 10am | 10am |
| 2pm | 1pm | 11am | 11am |
| 3pm | 2pm | 12pm (noon) | 12pm (noon) |
| 4pm | 3pm | 1pm | 1pm |
| 5pm | 4pm | 2pm | 2pm |
| 6pm | 5pm | 3pm | 3pm |
| 7pm | 6pm | 4pm | 4pm |
| 8pm | 7pm | 5pm | 5pm |
| 9pm | 8pm | 6pm | 6pm |
| 10pm | 9pm | 7pm | 7pm |
| 11pm | 10pm | 8pm | 8pm |
| 0:00 | 23:00 | 21:00 | 21:00 |
| 1:00 | 0:00 | 22:00 | 22:00 |
| 2:00 | 1:00 | 23:00 | 23:00 |
| 3:00 | 2:00 | 0:00 | 0:00 |
| 4:00 | 3:00 | 1:00 | 1:00 |
| 5:00 | 4:00 | 2:00 | 2:00 |
| 6:00 | 5:00 | 3:00 | 3:00 |
| 7:00 | 6:00 | 4:00 | 4:00 |
| 8:00 | 7:00 | 5:00 | 5:00 |
| 9:00 | 8:00 | 6:00 | 6:00 |
| 10:00 | 9:00 | 7:00 | 7:00 |
| 11:00 | 10:00 | 8:00 | 8:00 |
| 12:00 | 11:00 | 9:00 | 9:00 |
| 13:00 | 12:00 | 10:00 | 10:00 |
| 14:00 | 13:00 | 11:00 | 11:00 |
| 15:00 | 14:00 | 12:00 | 12:00 |
| 16:00 | 15:00 | 13:00 | 13:00 |
| 17:00 | 16:00 | 14:00 | 14:00 |
| 18:00 | 17:00 | 15:00 | 15:00 |
| 19:00 | 18:00 | 16:00 | 16:00 |
| 20:00 | 19:00 | 17:00 | 17:00 |
| 21:00 | 20:00 | 18:00 | 18:00 |
| 22:00 | 21:00 | 19:00 | 19:00 |
| 23:00 | 22:00 | 20:00 | 20:00 |
Eastern Standard Time
Offset: EST is 5 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States
Principal Cities: The largest city in the EST timezone is New York City from USA with population about 8.175 million people. Other major cities in the area are Toronto, Montreal, Brooklyn, Borough of Queens
French: HNE - Heure Normale de l'Est
Spanish: ET - Tiempo del Este, ET - Zona Sureste
Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Eastern Daylight Time (EDT).
End: Eastern Standard Time (EST) has ended on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.
Start: Eastern Standard Time (EST) starts on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am. Standard time starts annually the on first Sunday of November.
EST representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- -05 - basic short
- -0500 - basic
- -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
- Romeo - Military abbreviation for EST
- R - short form of 'Romeo'
IANA/Olson: Reflects EST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
- America/Atikokan
- America/Cancun
- America/Cayman
- America/Coral_Harbour
- America/Detroit
- America/Fort_Wayne
- America/Grand_Turk
- America/Indiana/Indianapolis
- America/Indiana/Marengo
- America/Indiana/Petersburg
- America/Indiana/Vevay
- America/Indiana/Vincennes
- America/Indiana/Winamac
- America/Indianapolis
- America/Iqaluit
- America/Jamaica
- America/Kentucky/Louisville
- America/Kentucky/Monticello
- America/Louisville
- America/Montreal
- America/Nassau
- America/New_York
- America/Nipigon
- America/Panama
- America/Pangnirtung
- America/Port-au-Prince
- America/Thunder_Bay
- America/Toronto
- Canada/Eastern
- EST
- EST5EDT
- Jamaica
- US/East-Indiana
- US/Eastern
- US/Michigan
Time zones with the GMT -5 offset:
- CDT - Central Daylight Time
- EST - Eastern Standard Time
- ET - Eastern Time
- COT - Colombia Time
- CST - Cuba Standard Time
- EASST - Easter Island Summer Time
- ECT - Ecuador Time
- PET - Peru Time
- R - Romeo Time Zone
Central Standard Time
Offset: CST is 6 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Belize, Canada, Costa Rica, Guatemala, Honduras, Mexico, Nicaragua, El Salvador, United States
Principal Cities: The largest city in the CST timezone is Mexico City from Mexico with population about 12.294 million people. Other major cities in the area are Chicago, Houston, Iztapalapa, Ecatepec
French: HNC - Heure Normale du Centre
Spanish: CT - Tiempo Central Estándar, CT - Zona Centro
Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Central Daylight Time (CDT).
End: Central Standard Time (CST) has ended on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.
Start: Central Standard Time (CST) starts on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am. Standard time starts annually the on first Sunday of November.
CST representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- -06 - basic short
- -0600 - basic
- -06:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates six hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
- Sierra - Military abbreviation for CST
- S - short form of 'Sierra'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
- America/Bahia_Banderas
- America/Belize
- America/Chicago
- America/Chihuahua
- America/Costa_Rica
- America/El_Salvador
- America/Guatemala
- America/Indiana/Knox
- America/Indiana/Tell_City
- America/Knox_IN
- America/Managua
- America/Matamoros
- America/Menominee
- America/Merida
- America/Mexico_City
- America/Monterrey
- America/North_Dakota/Beulah
- America/North_Dakota/Center
- America/North_Dakota/New_Salem
- America/Ojinaga
- America/Rainy_River
- America/Rankin_Inlet
- America/Regina
- America/Resolute
- America/Swift_Current
- America/Tegucigalpa
- America/Winnipeg
- CST6CDT
- Canada/Central
- Canada/Saskatchewan
- Mexico/General
- US/Central
- US/Indiana-Starke
CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones
- Central Standard Time - UTC -6
- China Standard Time - UTC +8
- Cuba Standard Time - UTC -5
- Colombia Standard Time - UTC -5
Time zones with the GMT -6 offset:
- CST - Central Standard Time
- CT - Central Time
- MDT - Mountain Daylight Time
- EAST - Easter Island Standard Time
- GALT - Galapagos Time
- S - Sierra Time Zone
Pacific Time
Pacific Time (PT) is a general term used to describe the areas that observe either the Pacific Standard Time (PST) or Pacific Daylight Time (PDT) in the United States and Canada. PT also called Pacific Coast Time. PT is not static but switches between PDT and PST.
Territories observing the Pacific Time Zone are primarily in North America. It runs through the western part of Canada, the United States and the Northwestern part of Mexico.
Countries: It is used in following countries: Canada, Mexico, United States.
Principal Cities: The largest city in the PST timezone is Los Angeles from USA with population about 3.793 million people. Other major cities in the area are Vancouver, Tijuana, San Diego, San Jose.
French: HNP - Heure Normale du Pacifique
Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste
Pacific Time (PT) is a general term used to describe the areas that observe either the Pacific Standard Time (PST) or Pacific Daylight Time (PDT) in the United States and Canada. PT also called Pacific Coast Time. PT is not static but switches between PDT and PST.
Territories observing the Pacific Time Zone are primarily in North America. It runs through the western part of Canada, the United States and the Northwestern part of Mexico.
Countries: It is used in following countries: Canada, Mexico, United States.
Principal Cities: The largest city in the PST timezone is Los Angeles from USA with population about 3.793 million people. Other major cities in the area are Vancouver, Tijuana, San Diego, San Jose.
French: HNP - Heure Normale du Pacifique
Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste
PT representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- -08 - basic short
- -0800 - basic
- -08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- -0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates eight hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
- Uniform - Military abbreviation for PT
- U - short form of 'Uniform'
PT Abbreviation: Several time zones share PT abbreviation and it could refer to these time zones
- Pacific Time - UTC -8
- Pitcairn Time - UTC -8
Time zones with the GMT -8 offset:
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- PST - Pitcairn Standard Time
- U - Uniform Time Zone
Pacific Daylight Time
Offset: PDT is 7 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Canada, Mexico, United States
Principal Cities: The largest city in the PDT timezone is Los Angeles from USA with population about 3.793 million people. Other major cities in the area are Vancouver, Tijuana, San Diego, San Jose
French: HAP - Heure Avancée du Pacifique
Spanish: PT - Zona Noroeste
Daylight Saving: Pacific Daylight Time (PDT) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Pacific Standard Time (PST).
Start: Pacific Daylight Time (PDT) started on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am. Daylight saving starts annually the on second Sunday of March
End: Pacific Daylight Time (PDT) ends on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am local standard time instead. Daylight saving ends annually the on first Sunday of November
PDT representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- -07 - basic short
- -0700 - basic
- -07:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- -0700 - sign character (-) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates seven hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
- Tango - Military abbreviation for PDT
- T - short form of 'Tango'
IANA/Olson: Reflects PDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
- America/Ensenada
- America/Los_Angeles
- America/Santa_Isabel
- America/Tijuana
- America/Vancouver
- Canada/Pacific
- Mexico/BajaNorte
- PST8PDT
- US/Pacific
Time zones with the GMT -7 offset:
- MST - Mountain Standard Time
- PDT - Pacific Daylight Time
- YST - Yukon Standard Time
- T - Tango Time Zone
EST to IST GMT to EST PST to EST EST to GMT PST to GMT
