| Callao Sodus Point | Eastern Time | -01:00 |
| Callao Winterville | Eastern Time | -01:00 |
| Callao Wiltz | Central European Time | -07:00 |
| Callao Wisconsin Dells | Central Time | 00:00 |
| Callao Soběslav | Central European Time | -07:00 |
| Callao Wirksworth | United Kingdom Time | -06:00 |
| Callao Winchcombe | United Kingdom Time | -06:00 |
| Callao Wirsberg | Central European Time | -07:00 |
| Callao Snoqualmie | Pacific Time | 02:00 |
| Callao Winseler | Central European Time | -07:00 |
| Callao Windcrest | Central Time | 00:00 |
| Callao Winnsboro | Central Time | 00:00 |
| Callao Setagaya | Japan Time | -14:00 |
| Callao Wingham | United Kingdom Time | -06:00 |
| Callao Windeck | Central European Time | -07:00 |
| Callao Windsor Locks | Eastern Time | -01:00 |
| Callao Seseña Nuevo | Central European Time | -07:00 |
| Callao Winder | Eastern Time | -01:00 |
| Callao Serranópolis | Brasilia Time | -02:00 |
| Callao Windham | Eastern Time | -01:00 |
| Callao Senden | Central European Time | -07:00 |
| Callao Winchester | Eastern Time | -01:00 |
| Callao Sendra | India Standard Time | -10:30 |
| Callao Zhongshan | China Time | -13:00 |
| Callao Senegal | Peru Time | 00:00 |
| Callao Zillah | Pacific Time | 02:00 |
| Callao Sennfeld | Central European Time | -07:00 |
| Callao Zirakpur | India Standard Time | -10:30 |
| Callao Sengurichi | India Standard Time | -10:30 |
| Callao Zikhron Ya'akov | Israel Time | -08:00 |
| Callao Seri Gading | Malaysia Time | -13:00 |
| Callao Zollikerberg | Central European Time | -07:00 |
| Callao Seri Kembangan | Malaysia Time | -13:00 |
| Callao Zofingen | Central European Time | -07:00 |
| Callao Seri Manjung | Malaysia Time | -13:00 |
| Callao Williamstown | Eastern Time | -01:00 |
| Callao Serdang | Malaysia Time | -13:00 |
| Callao Williamsville | Eastern Time | -01:00 |
| Callao Sequim | Pacific Time | 02:00 |
| Callao Williamstown | Eastern Australia Time | -15:00 |
| Callao Seoul | Korean Time | -14:00 |
| Callao Willisau | Central European Time | -07:00 |
| Callao Seoul | Korean Time | -14:00 |
| Callao Williston Park | Eastern Time | -01:00 |
| Callao Sepang | Malaysia Time | -13:00 |
| Callao Willits | Pacific Time | 02:00 |
| Callao Sepang | Malaysia Time | -13:00 |
| Callao Willaston | United Kingdom Time | -06:00 |
| Callao Zürs | Central European Time | -07:00 |
| Callao Williams | Mountain Time | 02:00 |