ET/EDT
Eastern Time
GMT -4
-03
GMT -3
-03 is NOT in use by many locations
-04 () is used instead. Switch to -04 time zone or select one of the cities Buenos Aires, Sao Paolo, Rio de Janeiro) for automatic timezone change.

Time Difference

Eastern Daylight Time is 1 hours behind
6:00 pm18:00 in EDT is 7:00 pm19:00 in -03

ET to -03 call time
Best time for a conference call or a meeting is between 8am-4pm in ET which corresponds to 10am-6pm in -03

6:00 pm18:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
7:00 pm19:00 (-03). Offset UTC -3:00 hours

6:00 pm18:00 EDT / 7:00 pm19:00 -03

ET -03
12am (midnight) 1am
1am 2am
2am 3am
3am 4am
4am 5am
5am 6am
6am 7am
7am 8am
8am 9am
9am 10am
10am 11am
11am 12pm (noon)
12pm (noon) 1pm
1pm 2pm
2pm 3pm
3pm 4pm
4pm 5pm
5pm 6pm
6pm 7pm
7pm 8pm
8pm 9pm
9pm 10pm
10pm 11pm
11pm 12am (midnight)
0:00 1:00
1:00 2:00
2:00 3:00
3:00 4:00
4:00 5:00
5:00 6:00
6:00 7:00
7:00 8:00
8:00 9:00
9:00 10:00
10:00 11:00
11:00 12:00
12:00 13:00
13:00 14:00
14:00 15:00
15:00 16:00
16:00 17:00
17:00 18:00
18:00 19:00
19:00 20:00
20:00 21:00
21:00 22:00
22:00 23:00
23:00 0:00

Eastern Time

Eastern Time (ET) is a general term used to describe the areas that observe either the Eastern Standard Time (EST) or Eastern Daylight Time (EDT) in the United States and Canada. ET is not static but switches between EDT and EST.

ET is also used somewhat as a de facto official time for all of the United States because it encompasses 17 U.S. states in the eastern part of the contiguous United States including the capital city Washington D.C., the most populous city New York and half of the country’s population.

In the United States nationally televised programs, evening newscasts, talent and awards shows, and any other nationally televised event that airs live on American television during prime time and on the weekends are broadcast live in the Eastern Time Zone. Major professional sports leagues MLB, NBA, NFL and NHL also provide their game times in Eastern Time, even if teams are from outside of Eastern Time.

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

Eastern Time (ET) is a general term used to describe the areas that observe either the Eastern Standard Time (EST) or Eastern Daylight Time (EDT) in the United States and Canada. ET is not static but switches between EDT and EST.

ET is also used somewhat as a de facto official time for all of the United States because it encompasses 17 U.S. states in the eastern part of the contiguous United States including the capital city Washington D.C., the most populous city New York and half of the country’s population.

In the United States nationally televised programs, evening newscasts, talent and awards shows, and any other nationally televised event that airs live on American television during prime time and on the weekends are broadcast live in the Eastern Time Zone. Major professional sports leagues MLB, NBA, NFL and NHL also provide their game times in Eastern Time, even if teams are from outside of Eastern Time.

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

ET 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 ET
  • R - short form of 'Romeo'
ET Abbreviation: Several time zones share ET abbreviation and it could refer to these time zones
  • Eastern Time - UTC -5
  • Tiempo del Este - UTC -5
  • Ecuador Time - UTC -5
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

-03

Offset: -03 is 3 hours behind Greenwich Mean Time (GMT) and is used in America

Countries: It is used in following countries: Antarctica, Argentina, Brazil, Chile, Falkland Islands, French Guiana, Greenland, St Pierre & Miquelon, Paraguay, Suriname, Uruguay

Principal Cities: The largest city in the -03 timezone is Buenos Aires from Argentina with population about 13.076 million people. Other major cities in the area are Sao Paolo, Rio de Janeiro, Santiago, Salvador

Daylight Saving: (-03) is a daylight saving/summer time zone, however during winter some places adjust time for one hour back and observe (-04).

Daylight saving time clock moves back for one hour from 12am to 11pmEnd: (-03) has ended on Sunday, March 27, 2022 at 12:00 am local time and clocks were set one hour back to Saturday, March 26, 2022, 11:00 pm local standard time instead. Daylight saving ends

Daylight saving time clock moves forward for one hour from 12am to 1amStart: (-03) starts on Sunday, October 2, 2022 at 12:00 am local time and clocks are set one hour forward to Sunday, October 2, 2022, 1:00 am. Daylight saving starts

-03 representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -03 - basic short
  • -0300 - basic
  • -03:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates three 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
  • Papa - Military abbreviation for -03
  • P - short form of 'Papa'
IANA/Olson: Reflects -03 time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Araguaina
  • America/Argentina/Buenos_Aires
  • America/Argentina/Catamarca
  • America/Argentina/ComodRivadavia
  • America/Argentina/Cordoba
  • America/Argentina/Jujuy
  • America/Argentina/La_Rioja
  • America/Argentina/Mendoza
  • America/Argentina/Rio_Gallegos
  • America/Argentina/Salta
  • America/Argentina/San_Juan
  • America/Argentina/San_Luis
  • America/Argentina/Tucuman
  • America/Argentina/Ushuaia
  • America/Asuncion
  • America/Bahia
  • America/Belem
  • America/Buenos_Aires
  • America/Catamarca
  • America/Cayenne
  • America/Cordoba
  • America/Fortaleza
  • America/Godthab
  • America/Jujuy
  • America/Maceio
  • America/Mendoza
  • America/Miquelon
  • America/Montevideo
  • America/Nuuk
  • America/Paramaribo
  • America/Punta_Arenas
  • America/Recife
  • America/Rosario
  • America/Santarem
  • America/Santiago
  • America/Sao_Paulo
  • Antarctica/Palmer
  • Antarctica/Rothera
  • Atlantic/Stanley
  • Brazil/East
  • Chile/Continental
  • Etc/GMT+3
Time zones with the GMT -3 offset:
  • ADT - Atlantic Daylight Time
  • PMT - Pierre & Miquelon Standard Time
  • PMST - Pierre & Miquelon Standard Time
  • WGT - West Greenland Time
  • AMST - Amazon Summer Time
  • ART - Argentina Time
  • BRT - Brasília time
  • CLST - Chile Summer Time
  • FKST - Falkland Islands Summer Time
  • GFT - French Guiana Time
  • P - Papa Time Zone
  • PYST - Paraguay Summer Time
  • SRT - Suriname Time
  • UYT - Uruguay Time