| Old Basing Sonora | Pacific Time | 08:00 |
| Old Basing Sorte | Central European Time | -01:00 |
| Old Basing Sorrento | Central European Time | -01:00 |
| Old Basing Sorrento | Pacific Time | 08:00 |
| Old Basing Soraluze | Central European Time | -01:00 |
| Old Basing Sorano | Central European Time | -01:00 |
| Old Basing Soquel | Pacific Time | 08:00 |
| Old Basing Sorel | Eastern Time | 05:00 |
| Old Basing Sorell | Eastern Australia Time | -09:00 |
| Old Basing Yedthady | India Standard Time | -04:30 |
| Old Basing Yellow Springs | Eastern Time | 05:00 |
| Old Basing Yemmiganur | India Standard Time | -04:30 |
| Old Basing Yasmine Hammamet | Central European Time | 00:00 |
| Old Basing Yarra Junction | Eastern Australia Time | -09:00 |
| Old Basing Yarralumla | Eastern Australia Time | -09:00 |
| Old Basing Yarraville | Eastern Australia Time | -09:00 |
| Old Basing Yarine | Eastern European Time | -02:00 |
| Old Basing Watson | Eastern Australia Time | -09:00 |
| Old Basing Watkins Glen | Eastern Time | 05:00 |
| Old Basing Watkinsville | Eastern Time | 05:00 |
| Old Basing Wattwil | Central European Time | -01:00 |
| Old Basing Waupaca | Central Time | 06:00 |
| Old Basing Wauchope | Eastern Australia Time | -09:00 |
| Old Basing Waterford | Eastern Australia Time | -09:00 |
| Old Basing Waterford Township | Eastern Time | 05:00 |
| Old Basing Watertown | Eastern Time | 05:00 |
| Old Basing Waterloo | United Kingdom Time | 00:00 |
| Old Basing Wayne | Eastern Time | 05:00 |
| Old Basing Waynesville | Eastern Time | 05:00 |
| Old Basing Wayville | Central Australia Time | -08:30 |
| Old Basing Wayzata | Central Time | 06:00 |
| Old Basing Waverley | Eastern Australia Time | -09:00 |
| Old Basing Wavre | Central European Time | -01:00 |
| Old Basing Weaverville | Pacific Time | 08:00 |
| Old Basing Webbers Falls | Central Time | 06:00 |
| Old Basing Webster | Central Time | 06:00 |
| Old Basing Yanbian | China Time | -07:00 |
| Old Basing Yandina | Eastern Australia Time | -09:00 |