Iran
IRST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Z
Zulu Time Zone
GMT +0
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Compare Tehran time with Z time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

IRST (Iran Standard Time) is 3 hours and 30 minutes ahead of Zulu Time Zone
3:30 pm15:30 in Tehran, Iran is 12:00 pm12:00 in Z

Tehran to Z call time
Best time for a conference call or a meeting is between 12:30pm-5pm in Tehran which corresponds to 9am-1:30pm in Z

3:30 pm15:30 IRST (Iran Standard Time) (Tehran, Iran). Offset UTC +3:30 hours
12:00 pm12:00 Zulu Time Zone (Z). Offset UTC 0:00 hours

3:30 pm15:30 Tehran, Iran / 12:00 pm12:00 Z

Tehran, IranZ
12am (midnight)8:30 pm
1am9:30 pm
2am10:30 pm
3am11:30 pm
4am12:30 am
5am1:30 am
6am2:30 am
7am3:30 am
8am4:30 am
9am5:30 am
10am6:30 am
11am7:30 am
12pm (noon)8:30 am
1pm9:30 am
2pm10:30 am
3pm11:30 am
4pm12:30 pm
5pm1:30 pm
6pm2:30 pm
7pm3:30 pm
8pm4:30 pm
9pm5:30 pm
10pm6:30 pm
11pm7:30 pm
00:0020:30
01:0021:30
02:0022:30
03:0023:30
04:0000:30
05:0001:30
06:0002:30
07:0003:30
08:0004:30
09:0005:30
10:0006:30
11:0007:30
12:0008:30
13:0009:30
14:0010:30
15:0011:30
16:0012:30
17:0013:30
18:0014:30
19:0015:30
20:0016:30
21:0017:30
22:0018:30
23:0019:30

Tehran Information

Time Zone

Abbreviation / Name
IRST - Iran Standard Time
UTC / GMT Offset
+3:30 hours during Iran Standard Time, currently in use.

Tehran Facts

Country
Iran
Alternative Names
THR, Taekhran, Tahran, Techerane, Teera, Teerao, Teerã, Teerão, Tegeran, Teheran, Teherana, Teheranas, Teherano, Teherán, Teherāna, Tehran, Tehrano, Tekheran, Téhéran, de hei lan, teharan, teharana, tehelan, teheran, tehran, teirani, thran, thrn, thrwn, tihiran, tihran, Τεχεράνη, Тæхран, Тегеран, Техеран, Теҳрон, Թեհրան, טהראן, טהרן, تهران, تهرون, تِهران, تِهِرَن, تہران, طهران, ܛܗܪܐܢ, तेहरान, তেহরান, தெஹ்ரான், เตหะราน, ཏེ་ཧི་རན​།, თეირანი, ቴህራን, テヘラン, 德黑兰, 테헤란
Population
7,153,309
Currency
Rial (IRR)
Geographic Coordinates
35° 41' N Latitude / 51° 25' E Longitude
International Dialing Code
+98

Zulu Time Zone

Offset: Z is 0 hours ahead Greenwich Mean Time (GMT) and is used in Military

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.

Z representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for Z
  • Z - short form of 'Zulu'
Time zones with the GMT +0 offset:
  • 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