| UK time* | Europe (except UK)* | USA / Canada east coast | Republic of Ireland | USA Central | USA / Canada west coast | New Zealand | Australia (most of) | Australia (Western parts) |
| GMT | +1 | -5 | -1 | -6 | -8 | +12 | +10 | +8 |
| 01.00 | 02.00 | 20.00 | 24.00 | 19.00 | 17.00 | 13.00 | 11.00 | 09.00 |
| 02.00 | 03.00 | 21.00 | 01.00 | 20.00 | 18.00 | 14.00 | 12.00 | 10.00 |
| 03.00 | 04.00 | 22.00 | 02.00 | 21.00 | 19.00 | 15.00 | 13.00 | 11.00 |
| 04.00 | 05.00 | 23.00 | 03.00 | 22.00 | 20.00 | 16.00 | 14.00 | 12.00 |
| 05.00 | 06.00 | 24.00 | 04.00 | 23.00 | 21.00 | 17.00 | 15.00 | 13.00 |
| 06.00 | 07.00 | 01.00 | 05.00 | 24.00 | 22.00 | 18.00 | 16.00 | 14.00 |
| 07.00 | 08.00 | 02.00 | 06.00 | 01.00 | 23.00 | 19.00 | 17.00 | 15.00 |
| 08.00 | 09.00 | 03.00 | 07.00 | 02.00 | 24.00 | 20.00 | 18.00 | 16.00 |
| 09.00 | 10.00 | 04.00 | 08.00 | 03.00 | 01.00 | 21.00 | 19.00 | 17.00 |
| 10.00 | 11.00 | 05.00 | 09.00 | 04.00 | 02.00 | 22.00 | 20.00 | 18.00 |
| 11.00 | 12.00 | 06.00 | 10.00 | 05.00 | 03.00 | 23.00 | 21.00 | 19.00 |
| 12.00 | 13.00 | 07.00 | 11.00 | 06.00 | 04.00 | 24.00 | 22.00 | 20.00 |
| 13.00 | 14.00 | 08.00 | 12.00 | 07.00 | 05.00 | 01.00 | 23.00 | 21.00 |
| 14.00 | 15.00 | 09.00 | 13.00 | 08.00 | 06.00 | 02.00 | 24.00 | 22.00 |
| 15.00 | 16.00 | 10.00 | 14.00 | 09.00 | 07.00 | 03.00 | 01.00 | 23.00 |
| 16.00 | 17.00 | 11.00 | 15.00 | 10.00 | 08.00 | 04.00 | 02.00 | 24.00 |
| 17.00 | 18.00 | 12.00 | 16.00 | 11.00 | 09.00 | 05.00 | 03.00 | 01.00 |
| 18.00 | 19.00 | 13.00 | 17.00 | 12.00 | 10.00 | 06.00 | 04.00 | 02.00 |
| 19.00 | 20.00 | 14.00 | 18.00 | 13.00 | 11.00 | 07.00 | 05.00 | 03.00 |
| 20.00 | 21.00 | 15.00 | 19.00 | 14.00 | 12.00 | 08.00 | 06.00 | 04.00 |
| 21.00 | 22.00 | 16.00 | 20.00 | 15.00 | 13.00 | 09.00 | 07.00 | 05.00 |
| 22.00 | 23.00 | 17.00 | 21.00 | 16.00 | 14.00 | 10.00 | 08.00 | 06.00 |
| 23.00 | 24.00 | 18.00 | 22.00 | 17.00 | 15.00 | 11.00 | 09.00 | 07.00 |
| 24.00 | 01.00 | 19.00 | 23.00 | 18.00 | 16.00 | 12.00 | 10.00 | 08.00 |
* Between early April and the end of October, these times are advanced by an hour e.g. as in British Summer Time. Mainland Europe usually (but not always) changes at the same time as the UK.
