| Bartlett Sion | Central European Time | -06:00 |
| Bartlett Siruganur | India Standard Time | -10:30 |
| Bartlett Sirkeci | Turkey Time | -08:00 |
| Bartlett Sirmione | Central European Time | -06:00 |
| Bartlett Wolfschlugen | Central European Time | -06:00 |
| Bartlett Wolfville | Atlantic Time | -02:00 |
| Bartlett Wolkersdorf im Weinviertel | Central European Time | -06:00 |
| Bartlett Wommelgem | Central European Time | -06:00 |
| Bartlett Wolverton | United Kingdom Time | -05:00 |
| Bartlett Wohratal | Central European Time | -06:00 |
| Bartlett Wittenberg | Central European Time | -06:00 |
| Bartlett Wivenhoe | United Kingdom Time | -05:00 |
| Bartlett Wisconsin Dells | Central Time | 00:00 |
| Bartlett Winton | New Zealand Time | -18:00 |
| Bartlett Winterville | Eastern Time | -01:00 |
| Bartlett Wirksworth | United Kingdom Time | -05:00 |
| Bartlett Wirsberg | Central European Time | -06:00 |
| Bartlett Wangara | Western Australia Time | -13:00 |
| Bartlett Wandiligong | Eastern Australia Time | -16:00 |
| Bartlett Wang Maprang Nuea | Indochina Time | -12:00 |
| Bartlett Wamego | Central Time | 00:00 |
| Bartlett Wanaka | New Zealand Time | -18:00 |
| Bartlett Walzbachtal | Central European Time | -06:00 |
| Bartlett Wanguri | Central Australia Time | -14:30 |
| Bartlett Wappingers Falls | Eastern Time | -01:00 |
| Bartlett Wareham | Eastern Time | -01:00 |
| Bartlett Warner | Eastern Time | -01:00 |
| Bartlett Warburton | Eastern Australia Time | -16:00 |
| Bartlett Warana | Eastern Australia Time | -15:00 |
| Bartlett Winseler | Central European Time | -06:00 |
| Bartlett Winnsboro | Central Time | 00:00 |
| Bartlett Wingham | United Kingdom Time | -05:00 |
| Bartlett Windsor | Eastern Australia Time | -16:00 |
| Bartlett Windsor | Eastern Australia Time | -15:00 |
| Bartlett Windsor Locks | Eastern Time | -01:00 |
| Bartlett Woodbridge | Eastern Time | -01:00 |
| Bartlett Woodbridge Township | Eastern Time | -01:00 |
| Bartlett Woodcroft | Central Australia Time | -15:30 |