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Convert Central Standard Time (CST) to Iran Daylight Time (IRDT, UTC+4.5) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for CST to IRDT coordination. Includes 24-hour conversion table and live time displays. Perfect for international scheduling and global team collaboration. Works on all devices with accurate, reliable results.
Iran Daylight Time is 10 hours and 30 minutes ahead of Central Standard Time
Complete hourly conversion for Central Standard Time to Iran Daylight Time
| Central Standard Time | Iran Daylight Time | 24-Hour CST | 24-Hour IRDT |
|---|---|---|---|
| 12:00 AM | 10:30 AM | 00:00 | 10:30 |
| 1:00 AM | 11:30 AM | 01:00 | 11:30 |
| 2:00 AM | 12:30 PM | 02:00 | 12:30 |
| 3:00 AM | 1:30 PM | 03:00 | 13:30 |
| 4:00 AM | 2:30 PM | 04:00 | 14:30 |
| 5:00 AM | 3:30 PM | 05:00 | 15:30 |
| 6:00 AM | 4:30 PM | 06:00 | 16:30 |
| 7:00 AM | 5:30 PM | 07:00 | 17:30 |
| 8:00 AM | 6:30 PM | 08:00 | 18:30 |
| 9:00 AM | 7:30 PM | 09:00 | 19:30 |
| 10:00 AM | 8:30 PM | 10:00 | 20:30 |
| 11:00 AM | 9:30 PM | 11:00 | 21:30 |
| 12:00 PM | 10:30 PM | 12:00 | 22:30 |
| 1:00 PM | 11:30 PM | 13:00 | 23:30 |
| 2:00 PM | 12:30 AM (next day) | 14:00 | 00:30 |
| 3:00 PM | 1:30 AM (next day) | 15:00 | 01:30 |
| 4:00 PM | 2:30 AM (next day) | 16:00 | 02:30 |
| 5:00 PM | 3:30 AM (next day) | 17:00 | 03:30 |
| 6:00 PM | 4:30 AM (next day) | 18:00 | 04:30 |
| 7:00 PM | 5:30 AM (next day) | 19:00 | 05:30 |
| 8:00 PM | 6:30 AM (next day) | 20:00 | 06:30 |
| 9:00 PM | 7:30 AM (next day) | 21:00 | 07:30 |
| 10:00 PM | 8:30 AM (next day) | 22:00 | 08:30 |
| 11:00 PM | 9:30 AM (next day) | 23:00 | 09:30 |
Optimal hours for calls between CST and IRDT
Based on standard business hours (9:00 AM - 6:00 PM) in each time zone
Technical information for both time zones
Source timezone
Target timezone
