! EST is not in use now. Currently EDT (Eastern Daylight Time) is observed in place of EST in most regions.
You may want to check EDT to GMT / UTC.
! Currently BST (British Summer Time) is observed in the United Kingdom and IST (Irish Summer Time) is observed in Ireland in place of GMT.
| EST - Eastern Standard Time (5 hours behind GMT / UTC) | 17:38:37 Wednesday, March 29 Offset: UTC-5 |
| GMT - Greenwich Mean Time (5 hours ahead of EST) | 17:38:37 Wednesday, March 29 Offset: UTC/GMT |