| Domodossola Ao Nang | Indochina Time | -06:00 |
| Domodossola Aoba Ward | Japan Time | -08:00 |
| Domodossola Aoi Ward | Japan Time | -08:00 |
| Domodossola Anzegem | Central European Time | 00:00 |
| Domodossola Anzegem | Central European Time | 00:00 |
| Domodossola Ananthapur | India Standard Time | -04:30 |
| Domodossola Anamizu | Japan Time | -08:00 |
| Domodossola Anaconda | Mountain Time | 07:00 |
| Domodossola Anchor Point | Alaska Time | 09:00 |
| Domodossola Ange-Gardien | Eastern Time | 05:00 |
| Domodossola Anglesea | Eastern Australia Time | -10:00 |
| Domodossola Ang Sila | Indochina Time | -06:00 |
| Domodossola Angadipuram | India Standard Time | -04:30 |
| Domodossola Andergrove | Eastern Australia Time | -09:00 |
| Domodossola Anderlecht | Central European Time | 00:00 |
| Domodossola Amsterdam Airport Schiphol | Central European Time | 00:00 |
| Domodossola Amurrio | Central European Time | 00:00 |
| Domodossola Amriswil | Central European Time | 00:00 |
| Domodossola Amritsar Cantt. | India Standard Time | -04:30 |
| Domodossola Ampang | Malaysia Time | -07:00 |
| Domodossola America | Central European Time | 00:00 |
| Domodossola Amherst | Eastern Time | 05:00 |
| Domodossola Amory | Central Time | 06:00 |
| Domodossola Amorbach | Central European Time | 00:00 |
| Domodossola Ammon | Mountain Time | 07:00 |
| Domodossola Amirim | Israel Time | -01:00 |
| Domodossola Alphington | Eastern Australia Time | -10:00 |
| Domodossola Almuwaylih | Arabian Time | -02:00 |
| Domodossola Almeley | United Kingdom Time | 01:00 |
| Domodossola Almargem do Bispo | Western European Time | 01:00 |
| Domodossola Altishofen | Central European Time | 00:00 |
| Domodossola Altona | Eastern Australia Time | -10:00 |
| Domodossola Altona North | Eastern Australia Time | -10:00 |
| Domodossola Altstätten | Central European Time | 00:00 |
| Domodossola Altdorf | Central European Time | 00:00 |
| Domodossola Altentreptow | Central European Time | 00:00 |
| Domodossola Altavilla Vicentina | Central European Time | 00:00 |
| Domodossola Ambala Cantt | India Standard Time | -04:30 |
| Domodossola Ambler | Eastern Time | 05:00 |
| Domodossola Ambleside | United Kingdom Time | 01:00 |
| Domodossola Alverca do Ribatejo | Western European Time | 01:00 |
| Domodossola Alvarado | Central Time | 07:00 |
| Domodossola Alvor | Western European Time | 01:00 |
| Domodossola Alzenau | Central European Time | 00:00 |
| Domodossola Amarante | Western European Time | 01:00 |
| Domodossola Amaravati | India Standard Time | -04:30 |
| Domodossola Amakusa | Japan Time | -08:00 |
| Domodossola Alconaba | Central European Time | 00:00 |
| Domodossola Alexander Heights | Western Australia Time | -07:00 |
| Domodossola Alexandria Bay | Eastern Time | 05:00 |