| Fira Agde | Central European Time | 01:00 |
| Fira Ko Samui | Indochina Time | -05:00 |
| Fira Aguas Calientes | Peru Time | 07:00 |
| Fira Chuo Ward | Japan Time | -07:00 |
| Fira Aguadilla Pueblo | Atlantic Time | 06:00 |
| Fira La Perouse | Eastern Australia Time | -09:00 |
| Fira Aguilar de Campoo | Central European Time | 01:00 |
| Fira Kodagu | India Standard Time | -03:30 |
| Fira Agua Amarga | Central European Time | 01:00 |
| Fira Kapuskasing | Eastern Time | 07:00 |
| Fira Agra | India Standard Time | -03:30 |
| Fira Karambakkudi | India Standard Time | -03:30 |
| Fira Agrate Brianza | Central European Time | 01:00 |
| Fira Kiyose | Japan Time | -07:00 |
| Fira Ágreda | Central European Time | 01:00 |
| Fira Kittery | Eastern Time | 07:00 |
| Fira Adel | Eastern Time | 07:00 |
| Fira Kitty Hawk | Eastern Time | 07:00 |
| Fira Addison | Central Time | 08:00 |
| Fira Klagenfurt | Central European Time | 01:00 |
| Fira Adelboden | Central European Time | 01:00 |
| Fira Kitscoty | Mountain Time | 09:00 |
| Fira Adoor | India Standard Time | -03:30 |
| Fira Kita Ward | Japan Time | -07:00 |
| Fira Adpar | United Kingdom Time | 02:00 |
| Fira Afikim | Israel Time | 00:00 |
| Fira Affalterbach | Central European Time | 01:00 |
| Fira Affoltern am Albis | Central European Time | 01:00 |
| Fira Absecon | Eastern Time | 07:00 |
| Fira Abu Halifa | Arabian Time | -01:00 |
| Fira Acacia Gardens | Eastern Australia Time | -09:00 |
| Fira Acapulco | Central Time | 08:00 |
| Fira Acoi Village | India Standard Time | -03:30 |
| Fira Acton | Eastern Time | 07:00 |
| Fira 18-ogo uchastka | Moscow Time | -01:00 |
| Fira A dos Cunhados | Western European Time | 02:00 |
| Fira زستم آباد | Iran Time | -01:30 |
| Fira कसारा | India Standard Time | -03:30 |
| Fira Aarhus | Central European Time | 01:00 |
| Fira Aarppookkara | India Standard Time | -03:30 |
| Fira Abanilla | Central European Time | 01:00 |
| Fira Aberlady | United Kingdom Time | 02:00 |
| Fira Abisko | Central European Time | 01:00 |
| Fira Abingdon | Eastern Time | 07:00 |
| Fira Abington | Eastern Time | 07:00 |
| Fira Aberdeen | Central Time | 08:00 |
| Fira Abeibara | Greenwich Mean Time | 02:00 |
| Fira Abbotsford | Eastern Australia Time | -09:00 |
| Fira Ajijic | Central Time | 08:00 |
| Fira Al-Qayrawan | Central European Time | 01:00 |