GST to PST to EST to GMT to UTC
Time Difference
Gulf Standard Time is 11 hours ahead of Pacific Daylight Time and 8 hours ahead of Eastern Daylight Time and 4 hours ahead of Greenwich Mean Time and 4 hours ahead of Universal Time Coordinated
2:00 pm14:00 in GST is 3:00 am03:00 in PDT and is 6:00 am06:00 in EDT and is 10:00 am10:00 in GMT and is 10:00 am10:00 in UTC
GST to PST call time
Best time for a conference call or a meeting is between 7pm-9pm in GST which corresponds to 7am-9am in PST
GST to EST call time
Best time for a conference call or a meeting is between 5pm-7pm in GST which corresponds to 8am-10am in EST
GST to GMT call time
Best time for a conference call or a meeting is between 12pm-6pm in GST which corresponds to 8am-2pm in GMT
GST to UTC call time
Best time for a conference call or a meeting is between 12pm-6pm in GST which corresponds to 8am-2pm in UTC
2:00 pm14:00 Gulf Standard Time (GST). Offset UTC +4:00 hours
3:00 am03:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
6:00 am06:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
10:00 am10:00 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
10:00 am10:00 Universal Time Coordinated (UTC). Offset UTC 0:00 hours
2:00 pm14:00 GST / 3:00 am03:00 PDT / 6:00 am06:00 EDT / 10:00 am10:00 GMT / 10:00 am10:00 UTC
| GST | PDT | EDT | GMT | UTC |
|---|---|---|---|---|
| 12am (midnight) | 1pm | 4pm | 8pm | 8pm |
| 1am | 2pm | 5pm | 9pm | 9pm |
| 2am | 3pm | 6pm | 10pm | 10pm |
| 3am | 4pm | 7pm | 11pm | 11pm |
| 4am | 5pm | 8pm | 12am (midnight) | 12am (midnight) |
| 5am | 6pm | 9pm | 1am | 1am |
| 6am | 7pm | 10pm | 2am | 2am |
| 7am | 8pm | 11pm | 3am | 3am |
| 8am | 9pm | 12am (midnight) | 4am | 4am |
| 9am | 10pm | 1am | 5am | 5am |
| 10am | 11pm | 2am | 6am | 6am |
| 11am | 12am (midnight) | 3am | 7am | 7am |
| 12pm (noon) | 1am | 4am | 8am | 8am |
| 1pm | 2am | 5am | 9am | 9am |
| 2pm | 3am | 6am | 10am | 10am |
| 3pm | 4am | 7am | 11am | 11am |
| 4pm | 5am | 8am | 12pm (noon) | 12pm (noon) |
| 5pm | 6am | 9am | 1pm | 1pm |
| 6pm | 7am | 10am | 2pm | 2pm |
| 7pm | 8am | 11am | 3pm | 3pm |
| 8pm | 9am | 12pm (noon) | 4pm | 4pm |
| 9pm | 10am | 1pm | 5pm | 5pm |
| 10pm | 11am | 2pm | 6pm | 6pm |
| 11pm | 12pm (noon) | 3pm | 7pm | 7pm |
| 0:00 | 13:00 | 16:00 | 20:00 | 20:00 |
| 1:00 | 14:00 | 17:00 | 21:00 | 21:00 |
| 2:00 | 15:00 | 18:00 | 22:00 | 22:00 |
| 3:00 | 16:00 | 19:00 | 23:00 | 23:00 |
| 4:00 | 17:00 | 20:00 | 0:00 | 0:00 |
| 5:00 | 18:00 | 21:00 | 1:00 | 1:00 |
| 6:00 | 19:00 | 22:00 | 2:00 | 2:00 |
| 7:00 | 20:00 | 23:00 | 3:00 | 3:00 |
| 8:00 | 21:00 | 0:00 | 4:00 | 4:00 |
| 9:00 | 22:00 | 1:00 | 5:00 | 5:00 |
| 10:00 | 23:00 | 2:00 | 6:00 | 6:00 |
| 11:00 | 0:00 | 3:00 | 7:00 | 7:00 |
| 12:00 | 1:00 | 4:00 | 8:00 | 8:00 |
| 13:00 | 2:00 | 5:00 | 9:00 | 9:00 |
| 14:00 | 3:00 | 6:00 | 10:00 | 10:00 |
| 15:00 | 4:00 | 7:00 | 11:00 | 11:00 |
| 16:00 | 5:00 | 8:00 | 12:00 | 12:00 |
| 17:00 | 6:00 | 9:00 | 13:00 | 13:00 |
| 18:00 | 7:00 | 10:00 | 14:00 | 14:00 |
| 19:00 | 8:00 | 11:00 | 15:00 | 15:00 |
| 20:00 | 9:00 | 12:00 | 16:00 | 16:00 |
| 21:00 | 10:00 | 13:00 | 17:00 | 17:00 |
| 22:00 | 11:00 | 14:00 | 18:00 | 18:00 |
| 23:00 | 12:00 | 15:00 | 19:00 | 19:00 |
Gulf Standard Time
Offset: GST is 4 hours ahead Greenwich Mean Time (GMT) and is used in Asia
GST representations, usage and related time zones
- +04 - basic short
- +0400 - basic
- +04:00 - extended
- +0400 - sign character (+) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates four hour and zero minutes time differences to the east of the zero meridian.
- Delta - Military abbreviation for GST
- D - short form of 'Delta'
- Gulf Standard Time - UTC +4
- Georgia Standard Time - UTC +4
- KUYT - Kuybyshev Time
- MSD - Moscow Daylight Time
- SAMT - Samara Time
- AMT - Armenia Time
- AZT - Azerbaijan Time
- D - Delta Time Zone
- GET - Georgia Standard Time
- GST - Gulf Standard Time
- MUT - Mauritius Time
- RET - Reunion Time
- SCT - Seychelles Time
Pacific Standard Time
Offset: PST is 8 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 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
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 Pacific Daylight Time (PDT).
End: Pacific Standard Time (PST) has ended on Sunday, March 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.
Start: Pacific Standard Time (PST) starts on Sunday, November 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.
PST representations, usage and related time zones
- -08 - basic short
- -0800 - basic
- -08:00 - extended
- -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.
- Uniform - Military abbreviation for PST
- U - short form of 'Uniform'
- America/Ensenada
- America/Los_Angeles
- America/Santa_Isabel
- America/Tijuana
- America/Vancouver
- Canada/Pacific
- Mexico/BajaNorte
- PST8PDT
- US/Pacific
- Pacific Standard Time - UTC -8
- Pitcairn Standard Time - UTC -8
- Peru Standard Time - UTC -5
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- PST - Pitcairn Standard Time
- U - Uniform Time Zone
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 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 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 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.
EST representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -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.
- Romeo - Military abbreviation for EST
- R - short form of 'Romeo'
- 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
- 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
Greenwich Mean Time
Offset: GMT is 0 hours ahead Greenwich Mean Time (GMT) and is used in Europe
Countries: It is used in following countries: Burkina Faso, Côte d'Ivoire, Britain (UK), Guernsey, Ghana, Greenland, Gambia, Guinea, Guinea-Bissau, Ireland, Isle of Man, Iceland, Jersey, Liberia, Mali, Mauritania, St Helena, Sierra Leone, Senegal, Sao Tome & Principe, Togo
Principal Cities: The largest city in the GMT timezone is London from United Kingdom with population about 7.557 million people. Other major cities in the area are Abidjan, Dakar, Grand Dakar, Accra
Greenwich Mean Time (GMT) originally referred to the mean solar time at the Royal Observatory in Greenwich, London. It is now often used to refer to Coordinated Universal Time (UTC) when this is viewed as a time zone, and in casual use for the most parts it is the same. In military GMT is known as Zulu time.Greenwich Mean Time was the same as Universal Time (UT), until the introduction of UTC in 1972 a standard astronomical concept used in many technical fields.
GMT representations, usage and related time zones
- Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
- +00 - basic short
- +0000 - basic
- +00:00 - extended
- +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates zero hour and zero minutes time differences of the zero meridian.
- Zulu - Military abbreviation for GMT
- Z - short form of 'Zulu'
- Africa/Abidjan
- Africa/Accra
- Africa/Bamako
- Africa/Banjul
- Africa/Bissau
- Africa/Conakry
- Africa/Dakar
- Africa/Freetown
- Africa/Lome
- Africa/Monrovia
- Africa/Nouakchott
- Africa/Ouagadougou
- Africa/Sao_Tome
- Africa/Timbuktu
- America/Danmarkshavn
- Atlantic/Reykjavik
- Atlantic/St_Helena
- Eire
- Etc/GMT
- Etc/GMT+0
- Etc/GMT-0
- Etc/GMT0
- Etc/Greenwich
- Europe/Belfast
- Europe/Dublin
- Europe/Guernsey
- Europe/Isle_of_Man
- Europe/Jersey
- Europe/London
- GB
- GB-Eire
- GMT
- GMT+0
- GMT-0
- GMT0
- Greenwich
- Iceland
- Greenwich Mean Time - UTC +0
- GMT+03:00 - UTC +3
- GMT - UTC +1
- GMT-01:00 - UTC -1
- GMT+11:00 - UTC +11
- EGST - Eastern Greenland Summer Time
- GMT - Greenwich Mean Time
- WET - Western European Time
- AZOST - Azores Summer Time
- UTC - Universal Time Coordinated
- WT - Western Sahara Standard Time
- Z - Zulu Time Zone
Universal Time Coordinated
Offset: UTC is 0 hours ahead Greenwich Mean Time (GMT) and is used in Universal
Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but is used by the scientific community.
UTC is the time standard commonly used across the world since 1972. It is used in many technical fields, like aviation industry and meteorologists, also used to synchronize time across internet networks.
UTC representations, usage and related time zones
- Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
- +00 - basic short
- +0000 - basic
- +00:00 - extended
- +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates zero hour and zero minutes time differences of the zero meridian.
- Zulu - Military abbreviation for UTC
- Z - short form of 'Zulu'
- Etc/UCT
- Etc/UTC
- Etc/Universal
- Etc/Zulu
- UCT
- UTC
- Universal
- Zulu
- EGST - Eastern Greenland Summer Time
- GMT - Greenwich Mean Time
- WET - Western European Time
- AZOST - Azores Summer Time
- UTC - Universal Time Coordinated
- WT - Western Sahara Standard Time
- Z - Zulu Time Zone