| Westborough Achiaman | Greenwich Mean Time | -04:00 |
| Westborough Osmaniye | Turkey Time | -07:00 |
| Westborough Burnaby | Pacific Time | 03:00 |
| Westborough Babol | Iran Time | -08:30 |
| Westborough Burhanpur | India Standard Time | -09:30 |
| Westborough Tampere | Eastern European Time | -07:00 |
| Westborough Yiyang | China Time | -12:00 |
| Westborough Çorlu | Turkey Time | -07:00 |
| Westborough Harburg | Central European Time | -06:00 |
| Westborough Linxia Chengguanzhen | China Time | -12:00 |
| Westborough Barisal | Bangladesh Time | -10:00 |
| Westborough Cileungsir | Western Indonesia Time | -11:00 |
| Westborough Nadiad | India Standard Time | -09:30 |
| Westborough Mossoró | Brasilia Time | -01:00 |
| Westborough Pskov | Moscow Time | -07:00 |
| Westborough Fayetteville | Eastern Time | 00:00 |
| Westborough Yuncheng | China Time | -12:00 |
| Westborough Al-Khums | Eastern European Time | -06:00 |
| Westborough Huntington Beach | Pacific Time | 03:00 |
| Westborough Chiniot | Pakistan Time | -09:00 |
| Westborough Itapevi | Brasilia Time | -01:00 |
| Westborough Chhapra | India Standard Time | -09:30 |
| Westborough Rengasdengklok | Western Indonesia Time | -11:00 |
| Westborough Sete Lagoas | Brasilia Time | -01:00 |
| Westborough La Pintana | Chile Time | 00:00 |
| Westborough Yonkers | Eastern Time | 00:00 |
| Westborough Glendale | Pacific Time | 03:00 |
| Westborough Chiangmai | Indochina Time | -11:00 |
| Westborough Petropavl | East Kazakhstan Time | -10:00 |
| Westborough Cabimas | Venezuela Time | 00:00 |
| Westborough Dindigul | India Standard Time | -09:30 |
| Westborough Aurora | Central Time | 01:00 |
| Westborough Montgomery | Central Time | 01:00 |
| Westborough Columbus | Eastern Time | 00:00 |
| Westborough Nicosia | Eastern European Time | -07:00 |
| Westborough Santo Domingo de los Colorados | Ecuador Time | 01:00 |
| Westborough Jalalabad | Afghanistan Time | -08:30 |
| Westborough Ugep | West Africa Time | -05:00 |
| Westborough Yambo | Arabian Time | -07:00 |
| Westborough Charleroi | Central European Time | -06:00 |
| Westborough Petah Tikva | Israel Time | -07:00 |
| Westborough Shāhkot | Pakistan Time | -09:00 |
| Westborough Osh | Kyrgyzstan Time | -10:00 |
| Westborough Az Zāwīyah | Eastern European Time | -06:00 |
| Westborough Thika | East Africa Time | -07:00 |
| Westborough Severnyy | Moscow Time | -07:00 |
| Westborough São José | Brasilia Time | -01:00 |
| Westborough Ladner | Pacific Time | 03:00 |
| Westborough Oral | West Kazakhstan Time | -09:00 |
| Westborough Pokhara | Nepal Time | -09:45 |