🇹🇷VS🇷🇺
🌐Time Difference Calculator

IstanbulvsKolyvan’

Istanbul is 4h behind 4h overlap
🇹🇷Istanbul
10:00:22
PM
Tuesday, May 5, 2026
-4h
Istanbul behind
Swap cities
🇷🇺Kolyvan’
02:00:22
AM
Wednesday, May 6, 2026

Time ConverterIstanbul ↔ Kolyvan’

Click any row to convert — browse 2000–2050 with the arrows

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📍Your Local Time
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🇹🇷 Istanbul
UTC+03:00
🇷🇺 Kolyvan’
UTC+07:00

24-Hour OverviewIstanbul vs Kolyvan’

12a 4a 8a 12p 4p 8p 12a
🇹🇷IstanbulBase
10:00 PM
🇷🇺Kolyvan’ 4h
02:00 AM
✓ Overlap
4h overlap
Work hours (9–5) Overlap Current time

Best Meeting HoursIstanbul & Kolyvan’

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✓ Both working Istanbul workingKolyvan’ working

May 2026 — Time DifferenceIstanbul vs Kolyvan’

-4hConstant this month
No DST transitions in May 2026Applies to all 31 days

Quick Reference — Istanbul → Kolyvan’

🇹🇷 Istanbul (UTC+03:00)🇷🇺 Kolyvan’ (UTC+07:00)Note
12:00 AM4:00 AM Midnight Istanbul
6:00 AM10:00 AM
8:00 AM12:00 PM
9:00 AM1:00 PM ✓ Both working
10:00 AM2:00 PM ✓ Both working
12:00 PM4:00 PM ✓ Both working
2:00 PM6:00 PM
5:00 PM9:00 PM Istanbul closes
6:00 PM10:00 PM
8:00 PM12:00 AM (next day)
10:00 PM2:00 AM (next day)
🇹🇷
Istanbul business hours
= 1:00 PM – 9:00 PM in Kolyvan’
🇷🇺
Kolyvan’ business hours
= 5:00 AM – 1:00 PM in Istanbul
Midpoint meeting
1:00 PM in Istanbul = 5:00 PM in Kolyvan’

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Related pages for Istanbul and Kolyvan’

Location DetailsIstanbul vs Kolyvan’

👥 Population
15,701,602 approx.
vs
10,807 approx.
💵 Currency
Turkish Li
vs
Russian Ru
🗣️ Language
Turkish, Kurdish
vs
Russian
📞 Calling Code
+90
vs
+7
📅 Weekend
Saturday,Sunday
=
Saturday,Sunday
🕐 Time Format
24H
=
24H

When to CallEnter a time in Istanbul — see what it is in Kolyvan’

:
9:00 AM
Both cities in business hours — good time to call!
Quick pick:

Frequently Asked QuestionsIstanbul & Kolyvan’ — Time Difference

See how Istanbul and Kolyvan’ differ from major world cities