Time in Istanbul vs Annaba
Istanbul keeps UTC+3 (UTC+3) and Annaba keeps CET (UTC+1) today. Annaba is 2 hours behind Istanbul; the rows below read both clocks live.
The working day, side by side
Hours shaded in both rows are inside working hours in both cities: 09:00–16:00 in Annaba (11:00–18:00 your time).
| City | 00:00 in Istanbul | 01:00 in Istanbul | 02:00 in Istanbul | 03:00 in Istanbul | 04:00 in Istanbul | 05:00 in Istanbul | 06:00 in Istanbul | 07:00 in Istanbul | 08:00 in Istanbul | 09:00 in Istanbul | 10:00 in Istanbul | 11:00 in Istanbul | 12:00 in Istanbul | 13:00 in Istanbul | 14:00 in Istanbul | 15:00 in Istanbul | 16:00 in Istanbul | 17:00 in Istanbul | 18:00 in Istanbul | 19:00 in Istanbul | 20:00 in Istanbul | 21:00 in Istanbul | 22:00 in Istanbul | 23:00 in Istanbul |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Istanbul—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Annaba—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
- Working hours
- Shoulder
- Night
- Overlap
Do more with Istanbul and Annaba
Best hours to call
11:00 in Istanbul
Inside working hours on both sides
09:00 in Annaba
12:00 in Istanbul
Inside working hours on both sides
10:00 in Annaba
13:00 in Istanbul
Inside working hours on both sides
11:00 in Annaba
14:00 in Istanbul
Inside working hours on both sides
12:00 in Annaba
Where daylight saving pulls them apart
Neither Istanbul nor Annaba changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is Annaba of Istanbul?
Annaba is 2 hours behind Istanbul right now. The gap is not fixed: it moves whenever either side changes its clocks.
What is the best time to call between Istanbul and Annaba?
Any hour in 11:00–18:00 Istanbul time is inside working hours in both cities.
Do Istanbul and Annaba change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.