| Basseterre West Milwaukee | Central Time | 01:00 |
| Basseterre Seven Hills | Eastern Australia Time | -14:00 |
| Basseterre West Melbourne | Eastern Australia Time | -14:00 |
| Basseterre Setúbal Municipality | Western European Time | -05:00 |
| Basseterre West Mackay | Eastern Australia Time | -14:00 |
| Basseterre Sevierville | Eastern Time | 00:00 |
| Basseterre West Lakes | Central Australia Time | -13:30 |
| Basseterre Seward | Alaska Time | 04:00 |
| Basseterre West Jakarta | Western Indonesia Time | -11:00 |
| Basseterre Sohar | Gulf Standard Time | -08:00 |
| Basseterre West Lorne | Eastern Time | 00:00 |
| Basseterre Sokali | India Standard Time | -09:30 |
| Basseterre Zillah | Pacific Time | 03:00 |
| Basseterre Solana Beach | Pacific Time | 03:00 |
| Basseterre Zikhron Ya'akov | Israel Time | -07:00 |
| Basseterre Soběslav | Central European Time | -06:00 |
| Basseterre Zhongshan | China Time | -12:00 |
| Basseterre Snoqualmie | Pacific Time | 03:00 |
| Basseterre Zirakpur | India Standard Time | -09:30 |
| Basseterre Shahtalai | India Standard Time | -09:30 |
| Basseterre Zollikerberg | Central European Time | -06:00 |
| Basseterre Sodus | Eastern Time | 00:00 |
| Basseterre Zofingen | Central European Time | -06:00 |
| Basseterre Sodus Point | Eastern Time | 00:00 |
| Basseterre Waimanalo | Hawaii-Aleutian Time | 06:00 |
| Basseterre Waimauku | New Zealand Time | -16:00 |
| Basseterre Waite Park | Central Time | 01:00 |
| Basseterre Waitomo | New Zealand Time | -16:00 |
| Basseterre Waitsfield | Eastern Time | 00:00 |
| Basseterre Wakefield | Eastern Time | 00:00 |
| Basseterre Wakan | Gulf Standard Time | -08:00 |
| Basseterre Walchwil | Central European Time | -06:00 |
| Basseterre Xiangxi | China Time | -12:00 |
| Basseterre Xuzhou | China Time | -12:00 |
| Basseterre Xuchang | China Time | -12:00 |
| Basseterre Yaliyuru | India Standard Time | -09:30 |
| Basseterre Yallabatharra | Western Australia Time | -12:00 |
| Basseterre Yallambie | Eastern Australia Time | -14:00 |