| Calama Woodfin | Eastern Time | 00:00 |
| Calama Wenford Bridge | United Kingdom Time | -05:00 |
| Calama Xuzhou | China Time | -12:00 |
| Calama Wennigsen | Central European Time | -06:00 |
| Calama Woodford | Eastern Australia Time | -14:00 |
| Calama Welschenbach | Central European Time | -06:00 |
| Calama Yaliyuru | India Standard Time | -09:30 |
| Calama Wellsburg | Eastern Time | 00:00 |
| Calama Woody Point | Eastern Australia Time | -14:00 |
| Calama Wembley | Western Australia Time | -12:00 |
| Calama Yallabatharra | Western Australia Time | -12:00 |
| Calama Wembley | United Kingdom Time | -05:00 |
| Calama Woolloongabba | Eastern Australia Time | -14:00 |
| Calama Wemmel | Central European Time | -06:00 |
| Calama Yallambie | Eastern Australia Time | -14:00 |
| Calama Wellington | Eastern Australia Time | -14:00 |
| Calama Worb | Central European Time | -06:00 |
| Calama Wellington | United Kingdom Time | -05:00 |
| Calama Workum | Central European Time | -06:00 |
| Calama Welch | Eastern Time | 00:00 |
| Calama Worrigee | Eastern Australia Time | -14:00 |
| Calama Wellin | Central European Time | -06:00 |
| Calama Wörrstadt | Central European Time | -06:00 |
| Calama Zahara de los Atunes | Central European Time | -06:00 |
| Calama Woy Woy | Eastern Australia Time | -14:00 |
| Calama Yvoir | Central European Time | -06:00 |
| Calama Wyomissing | Eastern Time | 00:00 |
| Calama Yzeure | Central European Time | -06:00 |
| Calama Wyong | Eastern Australia Time | -14:00 |
| Calama Zachary | Central Time | 01:00 |
| Calama Wythall | United Kingdom Time | -05:00 |
| Calama Wytheville | Eastern Time | 00:00 |
| Calama Xaafuun | East Africa Time | -07:00 |
| Calama Xàbia | Central European Time | -06:00 |
| Calama Xaxim | Brasilia Time | -01:00 |
| Calama Xalapa | Central Time | 01:00 |
| Calama Xalapa Enríquez | Central Time | 01:00 |
| Calama Xalisco | Mexican Pacific Time | 02:00 |