| Ribeirão Preto La Victoria | Peru Time | 02:00 |
| Ribeirão Preto Arpora | India Standard Time | -08:30 |
| Ribeirão Preto La Robine-sur-Galabre | Central European Time | -04:00 |
| Ribeirão Preto Arklow | Ireland Time | -03:00 |
| Ribeirão Preto La Roche-en-Ardenne | Central European Time | -04:00 |
| Ribeirão Preto Arkula | India Standard Time | -08:30 |
| Ribeirão Preto La Punt-Chamues-ch | Central European Time | -04:00 |
| Ribeirão Preto Arlesheim | Central European Time | -04:00 |
| Ribeirão Preto La Perouse | Eastern Australia Time | -14:00 |
| Ribeirão Preto Armstrong | Pacific Time | 05:00 |
| Ribeirão Preto La Pobla de Farnals | Central European Time | -04:00 |
| Ribeirão Preto Arncliffe | Eastern Australia Time | -14:00 |
| Ribeirão Preto Arnedo | Central European Time | -04:00 |
| Ribeirão Preto Ananthapur | India Standard Time | -08:30 |
| Ribeirão Preto Anamizu | Japan Time | -12:00 |
| Ribeirão Preto Anaconda | Mountain Time | 04:00 |
| Ribeirão Preto Anchor Point | Alaska Time | 06:00 |
| Ribeirão Preto Ardross | Western Australia Time | -11:00 |
| Ribeirão Preto Ardsley | Eastern Time | 02:00 |
| Ribeirão Preto Åre | Central European Time | -04:00 |
| Ribeirão Preto Arden | Eastern Time | 02:00 |
| Ribeirão Preto Andergrove | Eastern Australia Time | -13:00 |
| Ribeirão Preto Anderlecht | Central European Time | -04:00 |
| Ribeirão Preto Arcugnano | Central European Time | -04:00 |
| Ribeirão Preto Ariana | Central European Time | -04:00 |
| Ribeirão Preto Argenbühl | Central European Time | -04:00 |
| Ribeirão Preto Argent-sur-Sauldre | Central European Time | -04:00 |
| Ribeirão Preto Amsterdam Airport Schiphol | Central European Time | -04:00 |
| Ribeirão Preto Amurrio | Central European Time | -04:00 |
| Ribeirão Preto Amriswil | Central European Time | -04:00 |
| Ribeirão Preto Amritsar Cantt. | India Standard Time | -08:30 |
| Ribeirão Preto Ampang | Malaysia Time | -11:00 |
| Ribeirão Preto America | Central European Time | -04:00 |
| Ribeirão Preto Amherst | Eastern Time | 02:00 |
| Ribeirão Preto Amory | Central Time | 03:00 |
| Ribeirão Preto Amorbach | Central European Time | -04:00 |
| Ribeirão Preto Ammon | Mountain Time | 04:00 |
| Ribeirão Preto Amirim | Israel Time | -05:00 |