Missouri, USA
CST
Iran
IST

Time Difference

CST (Central Standard Time) is 9 hours and 30 minutes behind IST (Iran Standard Time)
11:30 pm23:30 in O'Fallon, MO, USA is 9:00 am09:00 in Shahrud, Iran

O'Fallon to Shahrud call time
Best time for a conference call or a meeting is between 8am-10am in O'Fallon which corresponds to 5:30pm-7:30pm in Shahrud

11:30 pm23:30 CST (Central Standard Time) (O'Fallon, MO, USA). Offset UTC -6:00 hours
9:00 am09:00 IST (Iran Standard Time) (Shahrud, Iran). Offset UTC +3:30 hours

11:30 pm23:30 O'Fallon, MO, USA / 9:00 am09:00 Shahrud, Iran

O'Fallon, MO, USA Shahrud, Iran
12am (midnight) 9:30 am
1am 10:30 am
2am 11:30 am
3am 12:30 pm
4am 1:30 pm
5am 2:30 pm
6am 3:30 pm
7am 4:30 pm
8am 5:30 pm
9am 6:30 pm
10am 7:30 pm
11am 8:30 pm
12pm (noon) 9:30 pm
1pm 10:30 pm
2pm 11:30 pm
3pm 12:30 am
4pm 1:30 am
5pm 2:30 am
6pm 3:30 am
7pm 4:30 am
8pm 5:30 am
9pm 6:30 am
10pm 7:30 am
11pm 8:30 am
0:00 9:30
1:00 10:30
2:00 11:30
3:00 12:30
4:00 13:30
5:00 14:30
6:00 15:30
7:00 16:30
8:00 17:30
9:00 18:30
10:00 19:30
11:00 20:30
12:00 21:30
13:00 22:30
14:00 23:30
15:00 0:30
16:00 1:30
17:00 2:30
18:00 3:30
19:00 4:30
20:00 5:30
21:00 6:30
22:00 7:30
23:00 8:30

O'Fallon Information

Time Zone

Abbreviation / Name
CST - Central Standard Time
CDT - Central Daylight Time
UTC / GMT Offset
-6:00 hours during Central Standard Time, currently in use.
-5:00 hours during Central Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 2am to 3am Sunday, March 10, 2024 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 1 hour to Sunday, March 10, 2024, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1am Sunday, November 3, 2024 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 1 hour to Sunday, November 3, 2024, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

O'Fallon Facts

Country
USA
State
Missouri
Alternative Names
O'Fallon, O'Fallon Station
Population
85,040
Currency
Dollar (USD)
Geographic Coordinates
38° 48' N Latitude / 90° 41' W Longitude
International Dialing Code
+1

Shahrud 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.

Shahrud Facts

Country
Iran
Alternative Names
Emamshahr, Emāmshahr, RUD, Shahrud, Sharud, Shāhrūd, Shārūd, aimamshahr, shahrwd, sharwd, اِمامشَهر, شارود, شاهرود
Population
131,889
Currency
Rial (IRR)
Geographic Coordinates
36° 25' N Latitude / 54° 58' E Longitude
International Dialing Code
+98