When it is 12:00 PM in Roundup, it is 9:00 PM in Istanbul.
📞There is no overlap during standard 9-to-5 business hours, so a call may need to be early or late in the day for one side.
Roundup is 9 hours behind Istanbul.
🕐 Add 9 hours to Roundup time to get Istanbul time.
Roundup uses 6 hours behind Universal Time (UTC-6) and Istanbul uses 3 hours ahead of Universal Time (UTC+3).
| Roundup Time | Istanbul Time | |
|---|---|---|
| 12 AM Roundup Time | ↔ | ☼ 9 AM Istanbul Time |
| 1 AM Roundup Time | ↔ | ☼ 10 AM Istanbul Time |
| 2 AM Roundup Time | ↔ | ☼ 11 AM Istanbul Time |
| 3 AM Roundup Time | ↔ | ☼ 12 PM Istanbul Time |
| 4 AM Roundup Time | ↔ | ☼ 1 PM Istanbul Time |
| ☼ 5 AM Roundup Time | ↔ | ☼ 2 PM Istanbul Time |
| ☼ 6 AM Roundup Time | ↔ | ☼ 3 PM Istanbul Time |
| ☼ 7 AM Roundup Time | ↔ | ☼ 4 PM Istanbul Time |
| ☼ 8 AM Roundup Time | ↔ | ☼ 5 PM Istanbul Time |
| ☼ 9 AM Roundup Time | ↔ | ☼ 6 PM Istanbul Time |
| ☼ 10 AM Roundup Time | ↔ | ☼ 7 PM Istanbul Time |
| ☼ 11 AM Roundup Time | ↔ | ☼ 8 PM Istanbul Time |
| Roundup Time | Istanbul Time | |
|---|---|---|
| ☼ 12 PM Roundup Time | ↔ | 9 PM Istanbul Time |
| ☼ 1 PM Roundup Time | ↔ | 10 PM Istanbul Time |
| ☼ 2 PM Roundup Time | ↔ | 11 PM Istanbul Time |
| ☼ 3 PM Roundup Time | ↔ | 12 AM Istanbul Time |
| ☼ 4 PM Roundup Time | ↔ | 1 AM Istanbul Time |
| ☼ 5 PM Roundup Time | ↔ | 2 AM Istanbul Time |
| ☼ 6 PM Roundup Time | ↔ | 3 AM Istanbul Time |
| ☼ 7 PM Roundup Time | ↔ | 4 AM Istanbul Time |
| ☼ 8 PM Roundup Time | ↔ | ☼ 5 AM Istanbul Time |
| ☼ 9 PM Roundup Time | ↔ | ☼ 6 AM Istanbul Time |
| 10 PM Roundup Time | ↔ | ☼ 7 AM Istanbul Time |
| 11 PM Roundup Time | ↔ | ☼ 8 AM Istanbul Time |
Roundup is 9 hours behind Istanbul.
Roundup is behind Istanbul by 9 hours.
It is 6:00 PM in Istanbul.