When it is 12:00 PM in Londonderry, it is 1:00 PM in ADT.
📞The best time to schedule a call is between 9 AM and 4 PM in Londonderry, which is between 10 AM and 5 PM in ADT.
Londonderry is 1 hour behind ADT.
🕐 Add 1 hour to Londonderry time to get ADT time.
Londonderry uses 4 hours behind Universal Time (UTC-4) and ADT uses 3 hours behind Universal Time (UTC-3).
| Londonderry Time | ADT Time | |
|---|---|---|
| 12 AM Londonderry Time | ↔ | 1 AM ADT Time |
| 1 AM Londonderry Time | ↔ | 2 AM ADT Time |
| 2 AM Londonderry Time | ↔ | 3 AM ADT Time |
| 3 AM Londonderry Time | ↔ | 4 AM ADT Time |
| 4 AM Londonderry Time | ↔ | 5 AM ADT Time |
| 5 AM Londonderry Time | ↔ | 6 AM ADT Time |
| 6 AM Londonderry Time | ↔ | 7 AM ADT Time |
| 7 AM Londonderry Time | ↔ | 8 AM ADT Time |
| 8 AM Londonderry Time | ↔ | 9 AM ADT Time |
| 9 AM Londonderry Time | ↔ | 10 AM ADT Time |
| 10 AM Londonderry Time | ↔ | 11 AM ADT Time |
| 11 AM Londonderry Time | ↔ | 12 PM ADT Time |
| Londonderry Time | ADT Time | |
|---|---|---|
| 12 PM Londonderry Time | ↔ | 1 PM ADT Time |
| 1 PM Londonderry Time | ↔ | 2 PM ADT Time |
| 2 PM Londonderry Time | ↔ | 3 PM ADT Time |
| 3 PM Londonderry Time | ↔ | 4 PM ADT Time |
| 4 PM Londonderry Time | ↔ | 5 PM ADT Time |
| 5 PM Londonderry Time | ↔ | 6 PM ADT Time |
| 6 PM Londonderry Time | ↔ | 7 PM ADT Time |
| 7 PM Londonderry Time | ↔ | 8 PM ADT Time |
| 8 PM Londonderry Time | ↔ | 9 PM ADT Time |
| 9 PM Londonderry Time | ↔ | 10 PM ADT Time |
| 10 PM Londonderry Time | ↔ | 11 PM ADT Time |
| 11 PM Londonderry Time | ↔ | 12 AM ADT Time |
Londonderry is 1 hour behind ADT.
Londonderry is behind ADT by 1 hour.
It is 10:00 AM in ADT.