| Sumter Guayaquil | Ecuador Time | 01:00 |
| Sumter Ordos | China Time | -12:00 |
| Sumter Sana'a | Arabian Time | -07:00 |
| Sumter Beirut | Eastern European Time | -07:00 |
| Sumter Perth | Western Australia Time | -12:00 |
| Sumter Sapporo | Japan Time | -13:00 |
| Sumter Jilin | China Time | -12:00 |
| Sumter Bucharest | Eastern European Time | -07:00 |
| Sumter Camayenne | Greenwich Mean Time | -04:00 |
| Sumter Indore | India Standard Time | -09:30 |
| Sumter Iztapalapa | Central Time | 01:00 |
| Sumter Ecatepec | Central Time | 01:00 |
| Sumter Conakry | Greenwich Mean Time | -04:00 |
| Sumter Maracay | Venezuela Time | 00:00 |
| Sumter Medan | Western Indonesia Time | -11:00 |
| Sumter Rawalpindi | Pakistan Time | -09:00 |
| Sumter Minsk | Moscow Time | -07:00 |
| Sumter Budapest | Central European Time | -06:00 |
| Sumter Mosul | Arabian Time | -07:00 |
| Sumter Hamburg | Central European Time | -06:00 |
| Sumter Curitiba | Brasilia Time | -01:00 |
| Sumter Warsaw | Central European Time | -06:00 |
| Sumter Bandung | Western Indonesia Time | -11:00 |
| Sumter Soweto | South Africa Standard Time | -06:00 |
| Sumter Vienna | Central European Time | -06:00 |
| Sumter Rabat | Western European Time | -05:00 |
| Sumter Guadalajara | Central Time | 01:00 |
| Sumter Barcelona | Central European Time | -06:00 |
| Sumter Pretoria | South Africa Standard Time | -06:00 |
| Sumter Aleppo | Eastern European Time | -07:00 |
| Sumter Manila | Philippine Time | -12:00 |
| Sumter Montreal | Eastern Time | 00:00 |
| Sumter Kunshan | China Time | -12:00 |
| Sumter Patna | India Standard Time | -09:30 |
| Sumter Bhopal | India Standard Time | -09:30 |
| Sumter Manaus | Amazon Time | 00:00 |
| Sumter Xinyang | China Time | -12:00 |
| Sumter Puebla | Central Time | 01:00 |
| Sumter Kaduna | West Africa Time | -05:00 |
| Sumter Phnom Penh | Indochina Time | -11:00 |
| Sumter Damascus | Eastern European Time | -07:00 |
| Sumter Philadelphia | Eastern Time | 00:00 |
| Sumter Phoenix | Mountain Time | 03:00 |
| Sumter Isfahan | Iran Time | -08:30 |
| Sumter Ludhiana | India Standard Time | -09:30 |
| Sumter Harare | Central Africa Time | -06:00 |
| Sumter Kobe | Japan Time | -13:00 |
| Sumter Bekasi | Western Indonesia Time | -11:00 |
| Sumter Kaohsiung | Taipei Time | -12:00 |
| Sumter Stockholm | Central European Time | -06:00 |