Iran
IST
-04
GMT -4
-04 is NOT in use by many locations
-03 () is used instead. Switch to -03 time zone or select one of the cities Santiago, Caracas, Maracaibo) for automatic timezone change.

Time Difference

IST (Iran Standard Time) is 7 hours and 30 minutes ahead of
12:00 pm12:00 in Pasragad Branch, Iran is 4:30 am04:30 in -04

Pasragad Branch to -04 call time
Best time for a conference call or a meeting is between 3:30pm-6pm in Pasragad Branch which corresponds to 8am-10:30am in -04

12:00 pm12:00 IST (Iran Standard Time) (Pasragad Branch, Iran). Offset UTC +3:30 hours
4:30 am04:30 (-04). Offset UTC -4:00 hours

12:00 pm12:00 Pasragad Branch, Iran / 4:30 am04:30 -04

Pasragad Branch, Iran -04
12am (midnight) 4:30 pm
1am 5:30 pm
2am 6:30 pm
3am 7:30 pm
4am 8:30 pm
5am 9:30 pm
6am 10:30 pm
7am 11:30 pm
8am 12:30 am
9am 1:30 am
10am 2:30 am
11am 3:30 am
12pm (noon) 4:30 am
1pm 5:30 am
2pm 6:30 am
3pm 7:30 am
4pm 8:30 am
5pm 9:30 am
6pm 10:30 am
7pm 11:30 am
8pm 12:30 pm
9pm 1:30 pm
10pm 2:30 pm
11pm 3:30 pm
0:00 16:30
1:00 17:30
2:00 18:30
3:00 19:30
4:00 20:30
5:00 21:30
6:00 22:30
7:00 23:30
8:00 0:30
9:00 1:30
10:00 2:30
11:00 3:30
12:00 4:30
13:00 5:30
14:00 6:30
15:00 7:30
16:00 8:30
17:00 9:30
18:00 10:30
19:00 11:30
20:00 12:30
21:00 13:30
22:00 14:30
23:00 15:30

Pasragad Branch Information

Time Zone

Abbreviation / Name
IST - Iran Standard Time
IRDT - Iran Daylight Time
UTC / GMT Offset
+3:30 hours during Iran Standard Time, currently in use.
+4:30 hours during Iran Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Also called Fall Back or switch to Winter Time.

Pasragad Branch Facts

Country
Iran
Population
787,878
Currency
Rial (IRR)
Geographic Coordinates
34° 46' N Latitude / 48° 28' E Longitude
International Dialing Code
+98

-04

Offset: -04 is 4 hours behind Greenwich Mean Time (GMT) and is used in America

Countries: It is used in following countries: Bolivia, Brazil, Chile, Guyana, Paraguay, Venezuela

Principal Cities: The largest city in the -04 timezone is Santiago from Chile with population about 4.837 million people. Other major cities in the area are Caracas, Maracaibo, Maracay, Manaus

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 (-03).

Daylight saving time clock moves forward for one hour from 12am to 1amEnd: (-04) has ended on Sunday, October 6, 2024 at 12:00 am local time and clocks were set one hour forward to Sunday, October 6, 2024, 1:00 am local daylight time instead. Standard time ends .

Daylight saving time clock moves back for one hour from 12am to 11pmStart: (-04) starts on Sunday, March 23, 2025 at 12:00 am local time and clocks are set one hour back to Saturday, March 22, 2025, 11:00 pm. Standard time starts .

-04 representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -04 - basic short
  • -0400 - basic
  • -04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -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 west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Quebec - Military abbreviation for -04
  • Q - short form of 'Quebec'
IANA/Olson: Reflects -04 time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Asuncion
  • America/Boa_Vista
  • America/Campo_Grande
  • America/Caracas
  • America/Cuiaba
  • America/Guyana
  • America/La_Paz
  • America/Manaus
  • America/Porto_Velho
  • America/Santiago
  • Brazil/West
  • Chile/Continental
  • Etc/GMT+4
Time zones with the GMT -4 offset:
  • AST - Atlantic Standard Time
  • EDT - Eastern Daylight Time
  • AMT - Amazon Time
  • BOT - Bolivia Time
  • CDT - Cuba Daylight Time
  • CLT - Chile Standard Time
  • FKT - Falkland Island Time
  • GYT - Guyana Time
  • HLV - Hora Legal de Venezuela
  • PYT - Paraguay Time
  • Q - Quebec Time Zone
  • VET - Venezuelan Standard Time