| Guarulhos Willisau | Central European Time | -05:00 |
| Guarulhos Tägerwilen | Central European Time | -05:00 |
| Guarulhos Williston Park | Eastern Time | 01:00 |
| Guarulhos Torelló | Central European Time | -05:00 |
| Guarulhos Willits | Pacific Time | 04:00 |
| Guarulhos Torazo | Central European Time | -05:00 |
| Guarulhos Willows | Pacific Time | 04:00 |
| Guarulhos Törökbálint | Central European Time | -05:00 |
| Guarulhos Willunga | Central Australia Time | -12:30 |
| Guarulhos Toowong | Eastern Australia Time | -13:00 |
| Guarulhos Willoughby | Eastern Australia Time | -13:00 |
| Guarulhos Topanga | Pacific Time | 04:00 |
| Guarulhos Willaston | United Kingdom Time | -04:00 |
| Guarulhos Toppenish | Pacific Time | 04:00 |
| Guarulhos Williamstown | Eastern Australia Time | -13:00 |
| Guarulhos Topsham | United Kingdom Time | -04:00 |
| Guarulhos Williams | Mountain Time | 04:00 |
| Guarulhos Takengon | Western Indonesia Time | -10:00 |
| Guarulhos Williamsburg | Eastern Time | 01:00 |
| Guarulhos Wildwood | Eastern Time | 01:00 |
| Guarulhos Wilkau-Haßlau | Central European Time | -05:00 |
| Guarulhos Wilkesboro | Eastern Time | 01:00 |
| Guarulhos Wilbraham | Eastern Time | 01:00 |
| Guarulhos Wildau | Central European Time | -05:00 |
| Guarulhos Wilder | Eastern Time | 01:00 |
| Guarulhos Wilderswil | Central European Time | -05:00 |
| Guarulhos Wiesbaden | Central European Time | -05:00 |
| Guarulhos Wieselburg | Central European Time | -05:00 |
| Guarulhos Zikhron Ya'akov | Israel Time | -06:00 |
| Guarulhos Zillah | Pacific Time | 04:00 |
| Guarulhos Windcrest | Central Time | 02:00 |
| Guarulhos Windeck | Central European Time | -05:00 |
| Guarulhos Winder | Eastern Time | 01:00 |
| Guarulhos Windham | Eastern Time | 01:00 |
| Guarulhos Zhongshan | China Time | -11:00 |
| Guarulhos Zirakpur | India Standard Time | -08:30 |
| Guarulhos Zofingen | Central European Time | -05:00 |
| Guarulhos Zollikerberg | Central European Time | -05:00 |