When it is 12:00 PM in North Dumdum, it is 1:30 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.
North Dumdum is 10 hours 30 minutes ahead of Chicago.
🕐 Subtract 10 hours 30 minutes from North Dumdum time to get Chicago time.
North Dumdum uses 5 hours 30 minutes ahead of Universal Time (UTC+5) and Chicago uses 5 hours behind Universal Time (UTC-5).
| North Dumdum Time | Chicago Time | |
|---|---|---|
| 12 AM North Dumdum Time | ↔ | ☼ 1 PM Chicago Time |
| 1 AM North Dumdum Time | ↔ | ☼ 2 PM Chicago Time |
| 2 AM North Dumdum Time | ↔ | ☼ 3 PM Chicago Time |
| 3 AM North Dumdum Time | ↔ | ☼ 4 PM Chicago Time |
| ☼ 4 AM North Dumdum Time | ↔ | ☼ 5 PM Chicago Time |
| ☼ 5 AM North Dumdum Time | ↔ | ☼ 6 PM Chicago Time |
| ☼ 6 AM North Dumdum Time | ↔ | ☼ 7 PM Chicago Time |
| ☼ 7 AM North Dumdum Time | ↔ | ☼ 8 PM Chicago Time |
| ☼ 8 AM North Dumdum Time | ↔ | 9 PM Chicago Time |
| ☼ 9 AM North Dumdum Time | ↔ | 10 PM Chicago Time |
| ☼ 10 AM North Dumdum Time | ↔ | 11 PM Chicago Time |
| ☼ 11 AM North Dumdum Time | ↔ | 12 AM Chicago Time |
| North Dumdum Time | Chicago Time | |
|---|---|---|
| ☼ 12 PM North Dumdum Time | ↔ | 1 AM Chicago Time |
| ☼ 1 PM North Dumdum Time | ↔ | 2 AM Chicago Time |
| ☼ 2 PM North Dumdum Time | ↔ | 3 AM Chicago Time |
| ☼ 3 PM North Dumdum Time | ↔ | 4 AM Chicago Time |
| ☼ 4 PM North Dumdum Time | ↔ | ☼ 5 AM Chicago Time |
| ☼ 5 PM North Dumdum Time | ↔ | ☼ 6 AM Chicago Time |
| ☼ 6 PM North Dumdum Time | ↔ | ☼ 7 AM Chicago Time |
| 7 PM North Dumdum Time | ↔ | ☼ 8 AM Chicago Time |
| 8 PM North Dumdum Time | ↔ | ☼ 9 AM Chicago Time |
| 9 PM North Dumdum Time | ↔ | ☼ 10 AM Chicago Time |
| 10 PM North Dumdum Time | ↔ | ☼ 11 AM Chicago Time |
| 11 PM North Dumdum Time | ↔ | ☼ 12 PM Chicago Time |
North Dumdum is 10 hours 30 minutes ahead of Chicago.
North Dumdum is ahead of Chicago by 10 hours 30 minutes.
It is 10:30 PM the previous day in Chicago.