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Kolkata to Tehran time converter

Kolkata is currently 2 hours ahead of Tehran.

Kolkata
14:30
Mon, Oct 12
Tehran
12:30
Mon, Oct 12
↑Drag to set time inKolkata
00:0006:0012:0018:0024:00
Mon, Oct 12, 2026Mon, Oct 12

Kolkata to Tehran time conversion table

Times for Mon, Oct 12, 2026 in Kolkata.

KolkataTehran
00:0012:00 AM22:0010:00 PMprevious day
01:001:00 AM23:0011:00 PMprevious day
02:002:00 AM00:0012:00 AM
03:003:00 AM01:001:00 AM
04:004:00 AM02:002:00 AM
05:005:00 AM03:003:00 AM
06:006:00 AM04:004:00 AM
07:007:00 AM05:005:00 AM
08:008:00 AM06:006:00 AM
09:009:00 AM07:007:00 AM
10:0010:00 AM08:008:00 AM
11:0011:00 AM09:009:00 AM
12:0012:00 PM10:0010:00 AM
13:001:00 PM11:0011:00 AM
14:002:00 PM12:0012:00 PM
15:003:00 PM13:001:00 PM
16:004:00 PM14:002:00 PM
17:005:00 PM15:003:00 PM
18:006:00 PM16:004:00 PM
19:007:00 PM17:005:00 PM
20:008:00 PM18:006:00 PM
21:009:00 PM19:007:00 PM
22:0010:00 PM20:008:00 PM
23:0011:00 PM21:009:00 PM

What is the time difference between Kolkata and Tehran?

Kolkata is currently 2 hours ahead of Tehran. The difference can change when either city switches to or from daylight saving time.

Is Kolkata ahead of or behind Tehran?

Kolkata is ahead of Tehran by 2 hours. When it is 12:00 in Tehran, it is 14:00 in Kolkata.

When it is 9:00 in Kolkata, what time is it in Tehran?

When it is 9:00 in Kolkata, it is 7:00 in Tehran.

Does the time difference between Kolkata and Tehran change?

No. The difference stays at 2 hours all year, because the two cities either don't change their clocks or change them on the same dates.

What is the best time for a call between Kolkata and Tehran?

Working hours (9:00 to 17:00) overlap from 11:00 to 17:00 in Kolkata, which is 9:00 to 15:00 in Tehran. That gives 6 hours of shared office time.