| Kall America | Central European Time | 00:00 |
| Kall Amherst | Eastern Time | 06:00 |
| Kall Amory | Central Time | 07:00 |
| Kall Amorbach | Central European Time | 00:00 |
| Kall Ammon | Mountain Time | 08:00 |
| Kall Amirim | Israel Time | -01:00 |
| Kall Appenzell District | Central European Time | 00:00 |
| Kall Apple Springs | Central Time | 07:00 |
| Kall Applecross | Western Australia Time | -07:00 |
| Kall Arcugnano | Central European Time | 00:00 |
| Kall Arden | Eastern Time | 06:00 |
| Kall Apollo Beach | Eastern Time | 06:00 |
| Kall Aoulouz | Western European Time | 00:00 |
| Kall Aougrout | Central European Time | 00:00 |
| Kall Antwerp | Central European Time | 00:00 |
| Kall Anzola dell'Emilia | Central European Time | 00:00 |
| Kall Ao Nang | Indochina Time | -06:00 |
| Kall Aoba Ward | Japan Time | -08:00 |
| Kall Aoi Ward | Japan Time | -08:00 |
| Kall Anzegem | Central European Time | 00:00 |
| Kall Anzegem | Central European Time | 00:00 |
| Kall Ariana | Central European Time | 00:00 |
| Kall Argenbühl | Central European Time | 00:00 |
| Kall Argent-sur-Sauldre | Central European Time | 00:00 |
| Kall Ardross | Western Australia Time | -07:00 |
| Kall Ardsley | Eastern Time | 06:00 |
| Kall Åre | Central European Time | 00:00 |
| Kall Arncliffe | Eastern Australia Time | -10:00 |
| Kall Arnedo | Central European Time | 00:00 |
| Kall Arossim | India Standard Time | -04:30 |
| Kall Armstrong | Pacific Time | 09:00 |
| Kall Arlesheim | Central European Time | 00:00 |
| Kall Arklow | Ireland Time | 01:00 |
| Kall Arkula | India Standard Time | -04:30 |
| Kall Zürs | Central European Time | 00:00 |
| Kall Zwingenberg | Central European Time | 00:00 |
| Kall Zwiefalten | Central European Time | 00:00 |
| Kall Zweisimmen | Central European Time | 00:00 |