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