| Southam Sebree | Central Time | 06:00 |
| Southam Tannersville | Eastern Time | 05:00 |
| Southam Alzenau | Central European Time | -01:00 |
| Southam Montanara | Central European Time | -01:00 |
| Southam Sebring | Eastern Time | 05:00 |
| Southam Clifton Hill | Eastern Australia Time | -10:00 |
| Southam Alvarado | Central Time | 07:00 |
| Southam Kagawa-gun | Japan Time | -08:00 |
| Southam Šebrov-Kateřina | Central European Time | -01:00 |
| Southam South Daytona | Eastern Time | 05:00 |
| Southam Alvor | Western European Time | 00:00 |
| Southam Montblanc | Central European Time | -01:00 |
| Southam Sebastopol | Pacific Time | 08:00 |
| Southam Carrouge | Central European Time | -01:00 |
| Southam Alverca do Ribatejo | Western European Time | 00:00 |
| Southam Kaghan | Pakistan Time | -04:00 |
| Southam Seattle | Pacific Time | 08:00 |
| Southam South Brighton | Central Australia Time | -09:30 |
| Southam Altstätten | Central European Time | -01:00 |
| Southam Montauk | Eastern Time | 05:00 |
| Southam Seberang Jaya | Malaysia Time | -07:00 |
| Southam Carvoeiro | Western European Time | 00:00 |
| Southam Altona North | Eastern Australia Time | -10:00 |
| Southam Kafra | Eastern European Time | -02:00 |
| Southam Seberang Perai | Malaysia Time | -07:00 |
| Southam Somwarpet | India Standard Time | -04:30 |
| Southam Adoor | India Standard Time | -04:30 |
| Southam Mont-Tremblant | Eastern Time | 05:00 |
| Southam Segamat District | Malaysia Time | -07:00 |
| Southam Casselman | Eastern Time | 05:00 |
| Southam Adpar | United Kingdom Time | 00:00 |
| Southam Khatiwali | India Standard Time | -04:30 |
| Southam Segur de Calafell | Central European Time | -01:00 |
| Southam Somerton | Mountain Time | 08:00 |
| Southam Altona | Eastern Australia Time | -10:00 |
| Southam Montague | Eastern Time | 05:00 |
| Southam Seekonk | Eastern Time | 05:00 |
| Southam Castanet-Tolosan | Central European Time | -01:00 |
| Southam Assago | Central European Time | -01:00 |
| Southam Kahuku | Hawaii-Aleutian Time | 11:00 |
| Southam Seeley's Bay | Eastern Time | 05:00 |
| Southam Sommières | Central European Time | -01:00 |
| Southam Assomada | Cape Verde Time | 02:00 |
| Southam Montague | Atlantic Time | 04:00 |
| Southam Seelow | Central European Time | -01:00 |
| Southam Cassis | Central European Time | -01:00 |
| Southam Atatürk Mahallesi | Turkey Time | -02:00 |
| Southam Kadapa | India Standard Time | -04:30 |
| Southam Sedro-Woolley | Pacific Time | 08:00 |
| Southam Somogyvámos | Central European Time | -01:00 |