When it is 12:00 PM in Con O, it is 12:00 AM in Chicago.
📞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.
Con O is 12 hours ahead of Chicago.
🕐 Subtract 12 hours from Con O time to get Chicago time.
Con O uses 7 hours ahead of Universal Time (UTC+7) and Chicago uses 5 hours behind Universal Time (UTC-5).
| Con O Time | Chicago Time | |
|---|---|---|
| 12 AM Con O Time | ↔ | ☼ 12 PM Chicago Time |
| 1 AM Con O Time | ↔ | ☼ 1 PM Chicago Time |
| 2 AM Con O Time | ↔ | ☼ 2 PM Chicago Time |
| 3 AM Con O Time | ↔ | ☼ 3 PM Chicago Time |
| 4 AM Con O Time | ↔ | ☼ 4 PM Chicago Time |
| ☼ 5 AM Con O Time | ↔ | ☼ 5 PM Chicago Time |
| ☼ 6 AM Con O Time | ↔ | ☼ 6 PM Chicago Time |
| ☼ 7 AM Con O Time | ↔ | ☼ 7 PM Chicago Time |
| ☼ 8 AM Con O Time | ↔ | ☼ 8 PM Chicago Time |
| ☼ 9 AM Con O Time | ↔ | 9 PM Chicago Time |
| ☼ 10 AM Con O Time | ↔ | 10 PM Chicago Time |
| ☼ 11 AM Con O Time | ↔ | 11 PM Chicago Time |
| Con O Time | Chicago Time | |
|---|---|---|
| ☼ 12 PM Con O Time | ↔ | 12 AM Chicago Time |
| ☼ 1 PM Con O Time | ↔ | 1 AM Chicago Time |
| ☼ 2 PM Con O Time | ↔ | 2 AM Chicago Time |
| ☼ 3 PM Con O Time | ↔ | 3 AM Chicago Time |
| ☼ 4 PM Con O Time | ↔ | 4 AM Chicago Time |
| ☼ 5 PM Con O Time | ↔ | ☼ 5 AM Chicago Time |
| ☼ 6 PM Con O Time | ↔ | ☼ 6 AM Chicago Time |
| 7 PM Con O Time | ↔ | ☼ 7 AM Chicago Time |
| 8 PM Con O Time | ↔ | ☼ 8 AM Chicago Time |
| 9 PM Con O Time | ↔ | ☼ 9 AM Chicago Time |
| 10 PM Con O Time | ↔ | ☼ 10 AM Chicago Time |
| 11 PM Con O Time | ↔ | ☼ 11 AM Chicago Time |
Con O is 12 hours ahead of Chicago.
Con O is ahead of Chicago by 12 hours.
It is 9:00 PM the previous day in Chicago.