| Reykjanesbær Dalkey | Ireland Time | 00:00 |
| Reykjanesbær Devizes | United Kingdom Time | 00:00 |
| Reykjanesbær Apollo Beach | Eastern Time | 05:00 |
| Reykjanesbær Dhaka | Bangladesh Time | -06:00 |
| Reykjanesbær Dakar | Greenwich Mean Time | 00:00 |
| Reykjanesbær Dexter | Central Time | 06:00 |
| Reykjanesbær Aoulouz | Western European Time | -01:00 |
| Reykjanesbær Devrukh | India Standard Time | -05:30 |
| Reykjanesbær Daimes | Central European Time | -01:00 |
| Reykjanesbær Dewey Beach | Eastern Time | 05:00 |
| Reykjanesbær Aougrout | Central European Time | -01:00 |
| Reykjanesbær Deweyville | Central Time | 06:00 |
| Reykjanesbær Daito | Japan Time | -09:00 |
| Reykjanesbær Die | Central European Time | -01:00 |
| Reykjanesbær Antwerp | Central European Time | -01:00 |
| Reykjanesbær Dickson | Eastern Australia Time | -11:00 |
| Reykjanesbær Damshagen | Central European Time | -01:00 |
| Reykjanesbær Dickson City | Eastern Time | 05:00 |
| Reykjanesbær Anzola dell'Emilia | Central European Time | -01:00 |
| Reykjanesbær Dickson | Central Time | 06:00 |
| Reykjanesbær Damtal | India Standard Time | -05:30 |
| Reykjanesbær Dickendorf | Central European Time | -01:00 |
| Reykjanesbær Ao Nang | Indochina Time | -07:00 |
| Reykjanesbær Dianella | Western Australia Time | -08:00 |
| Reykjanesbær Damme | Central European Time | -01:00 |
| Reykjanesbær Dibden Purlieu | United Kingdom Time | 00:00 |
| Reykjanesbær Aoba Ward | Japan Time | -09:00 |
| Reykjanesbær Diboll | Central Time | 06:00 |
| Reykjanesbær Dammam | Arabian Time | -03:00 |
| Reykjanesbær Dharamshala | India Standard Time | -05:30 |
| Reykjanesbær Aoi Ward | Japan Time | -09:00 |
| Reykjanesbær Dharwad | India Standard Time | -05:30 |
| Reykjanesbær Dundrum | United Kingdom Time | 00:00 |
| Reykjanesbær Dhauchat | India Standard Time | -05:30 |
| Reykjanesbær Anzegem | Central European Time | -01:00 |
| Reykjanesbær Fort Stewart | Eastern Time | 05:00 |
| Reykjanesbær Dundrum | Ireland Time | 00:00 |
| Reykjanesbær Fort Irwin | Pacific Time | 08:00 |
| Reykjanesbær Anzegem | Central European Time | -01:00 |
| Reykjanesbær Fort Langley | Pacific Time | 08:00 |
| Reykjanesbær Dundee | Eastern Time | 05:00 |
| Reykjanesbær Fort McMurray | Mountain Time | 07:00 |
| Reykjanesbær Be'er Sheva | Israel Time | -02:00 |
| Reykjanesbær Fort Mill | Eastern Time | 05:00 |
| Reykjanesbær Dumbrăvița | Eastern European Time | -02:00 |
| Reykjanesbær Fort Mohave | Mountain Time | 07:00 |
| Reykjanesbær Beebe | Central Time | 06:00 |
| Reykjanesbær Fort Valley | Eastern Time | 05:00 |
| Reykjanesbær Dumfries | Eastern Time | 05:00 |
| Reykjanesbær Fort Washington | Eastern Time | 05:00 |