| Sierra Leone China | China Time | -08:00 |
| Sierra Leone India | India Standard Time | -05:30 |
| Sierra Leone United States | United Kingdom Time | 00:00 |
| Sierra Leone Brazil | Brasilia Time | 03:00 |
| Sierra Leone Pakistan | Pakistan Time | -05:00 |
| Sierra Leone Russia | Moscow Time | -03:00 |
| Sierra Leone Mexico | Central Time | 06:00 |
| Sierra Leone Philippines | Philippine Time | -08:00 |
| Sierra Leone Vietnam | Indochina Time | -07:00 |
| Sierra Leone Ethiopia | East Africa Time | -03:00 |
| Sierra Leone Germany | Central European Time | -01:00 |
| Sierra Leone Egypt | Eastern European Time | -02:00 |
| Sierra Leone Turkey | Turkey Time | -03:00 |
| Sierra Leone Thailand | Indochina Time | -07:00 |
| Sierra Leone France | Central European Time | -01:00 |
| Sierra Leone United Kingdom | United Kingdom Time | 00:00 |
| Sierra Leone Italy | Central European Time | -01:00 |
| Sierra Leone South Africa | South Africa Standard Time | -02:00 |
| Sierra Leone South Korea | Korean Time | -09:00 |
| Sierra Leone Spain | Central European Time | -01:00 |
| Sierra Leone Tanzania | East Africa Time | -03:00 |
| Sierra Leone Argentina | Argentina Time | 03:00 |
| Sierra Leone Kenya | East Africa Time | -03:00 |
| Sierra Leone Poland | Central European Time | -01:00 |
| Sierra Leone Sudan | Central Africa Time | -02:00 |
| Sierra Leone Algeria | Central European Time | -01:00 |
| Sierra Leone Morocco | Western European Time | -01:00 |
| Sierra Leone Canada | Eastern Time | 05:00 |
| Sierra Leone Uganda | East Africa Time | -03:00 |
| Sierra Leone Peru | Peru Time | 05:00 |
| Sierra Leone Iraq | Arabian Time | -03:00 |
| Sierra Leone Afghanistan | Afghanistan Time | -04:30 |
| Sierra Leone Nepal | Nepal Time | -05:45 |
| Sierra Leone Malaysia | Malaysia Time | -08:00 |
| Sierra Leone Uzbekistan | Uzbekistan Time | -05:00 |
| Sierra Leone Venezuela | Venezuela Time | 04:00 |
| Sierra Leone Ghana | Greenwich Mean Time | 00:00 |
| Sierra Leone Yemen | Arabian Time | -03:00 |
| Sierra Leone North Korea | Pyongyang Time | -09:00 |
| Sierra Leone Syria | Eastern European Time | -02:00 |
| Sierra Leone Mozambique | Central Africa Time | -02:00 |
| Sierra Leone Romania | Eastern European Time | -02:00 |
| Sierra Leone Australia | Eastern Australia Time | -11:00 |
| Sierra Leone Sri Lanka | India Standard Time | -05:30 |
| Sierra Leone Côte d'Ivoire | Greenwich Mean Time | 00:00 |
| Sierra Leone Cameroon | West Africa Time | -01:00 |
| Sierra Leone Chile | Philippine Time | -08:00 |
| Sierra Leone Netherlands | Central European Time | -01:00 |
| Sierra Leone Burkina Faso | Greenwich Mean Time | 00:00 |
| Sierra Leone Niger | West Africa Time | -01:00 |