| Tubac Zandhoven | Central European Time | -09:00 |
| Tubac Zoutelande | Central European Time | -09:00 |
| Tubac Zanzibar Town | East Africa Time | -10:00 |
| Tubac Zürs | Central European Time | -09:00 |
| Tubac Williamstown | Eastern Time | -03:00 |
| Tubac Zwingenberg | Central European Time | -09:00 |
| Tubac Williamsville | Eastern Time | -03:00 |
| Tubac Zwiefalten | Central European Time | -09:00 |
| Tubac Willisau | Central European Time | -09:00 |
| Tubac Zweisimmen | Central European Time | -09:00 |
| Tubac Williston Park | Eastern Time | -03:00 |
| Tubac Willits | Pacific Time | 00:00 |
| Tubac Willoughby | Eastern Australia Time | -17:00 |
| Tubac Willows | Pacific Time | 00:00 |
| Tubac Willunga | Central Australia Time | -16:30 |
| Tubac Willaston | United Kingdom Time | -08:00 |
| Tubac Wilkesboro | Eastern Time | -03:00 |
| Tubac Wildwood | Eastern Time | -03:00 |
| Tubac Wilkau-Haßlau | Central European Time | -09:00 |
| Tubac Williams | Mountain Time | 00:00 |
| Tubac Williamsburg | Eastern Time | -03:00 |
| Tubac Williamstown | Eastern Australia Time | -17:00 |
| Tubac Wilbraham | Eastern Time | -03:00 |
| Tubac Wildau | Central European Time | -09:00 |
| Tubac Wilder | Eastern Time | -03:00 |
| Tubac Wilderswil | Central European Time | -09:00 |
| Tubac Wiesbaden | Central European Time | -09:00 |
| Tubac Wieselburg | Central European Time | -09:00 |
| Tubac Wickham | United Kingdom Time | -08:00 |
| Tubac Wickham Bishops | United Kingdom Time | -08:00 |
| Tubac Wicklow | Ireland Time | -08:00 |
| Tubac Widnau | Central European Time | -09:00 |
| Tubac Whitney | Central Time | -02:00 |
| Tubac Zermatt | Central European Time | -09:00 |
| Tubac Zeven | Central European Time | -09:00 |
| Tubac Zero Branco | Central European Time | -09:00 |
| Tubac Zephyr | Eastern Time | -03:00 |
| Tubac Zephyrhills | Eastern Time | -03:00 |