Iran
IST
South Korea
KST

Time Difference

IST (Iran Standard Time) is 5 hours and 30 minutes behind KST (Korea Standard Time)
8:00 pm20:00 in Alvand, Iran is 1:30 am01:30 in Changsu, South Korea

Alvand to Changsu call time
Best time for a conference call or a meeting is between 8am-12:30pm in Alvand which corresponds to 1:30pm-6pm in Changsu

8:00 pm20:00 IST (Iran Standard Time) (Alvand, Iran). Offset UTC +3:30 hours
1:30 am01:30 KST (Korea Standard Time) (Changsu, South Korea). Offset UTC +9:00 hours

8:00 pm20:00 Alvand, Iran / 1:30 am01:30 Changsu, South Korea

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

Alvand 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.

Alvand Facts

Country
Iran
Alternative Names
Alborz, Alvand, albrz, alwnd, البرز, الوند
Population
90,000
Currency
Rial (IRR)
Geographic Coordinates
36° 11' N Latitude / 50° 03' E Longitude
International Dialing Code
+98

Changsu Information

Time Zone

Abbreviation / Name
KST - Korea Standard Time
UTC / GMT Offset
+9:00 hours during Korea Standard Time, currently in use.

Changsu Facts

Country
South Korea
Alternative Names
Changsu, Changsu-ri, Chosui-ri, Chōsui-ri, jangsu, jangsugun, 장수, 장수군
Population
26,463
Currency
Won (KRW)
Geographic Coordinates
35° 38' N Latitude / 127° 30' E Longitude
International Dialing Code
+82