| French Guiana China | China Time | -11:00 |
| French Guiana India | India Standard Time | -08:30 |
| French Guiana United States | United Kingdom Time | -03:00 |
| French Guiana Brazil | Brasilia Time | 00:00 |
| French Guiana Pakistan | Pakistan Time | -08:00 |
| French Guiana Russia | Moscow Time | -06:00 |
| French Guiana Mexico | Central Time | 03:00 |
| French Guiana Philippines | Philippine Time | -11:00 |
| French Guiana Vietnam | Indochina Time | -10:00 |
| French Guiana Ethiopia | East Africa Time | -06:00 |
| French Guiana Germany | Central European Time | -04:00 |
| French Guiana Egypt | Eastern European Time | -05:00 |
| French Guiana Turkey | Turkey Time | -06:00 |
| French Guiana Thailand | Indochina Time | -10:00 |
| French Guiana France | Central European Time | -04:00 |
| French Guiana United Kingdom | United Kingdom Time | -03:00 |
| French Guiana Italy | Central European Time | -04:00 |
| French Guiana South Africa | South Africa Standard Time | -05:00 |
| French Guiana South Korea | Korean Time | -12:00 |
| French Guiana Spain | Central European Time | -04:00 |
| French Guiana Tanzania | East Africa Time | -06:00 |
| French Guiana Argentina | Argentina Time | 00:00 |
| French Guiana Kenya | East Africa Time | -06:00 |
| French Guiana Poland | Central European Time | -04:00 |
| French Guiana Sudan | Central Africa Time | -05:00 |
| French Guiana Algeria | Central European Time | -04:00 |
| French Guiana Morocco | Western European Time | -04:00 |
| French Guiana Canada | Eastern Time | 02:00 |
| French Guiana Uganda | East Africa Time | -06:00 |
| French Guiana Peru | Peru Time | 02:00 |
| French Guiana Iraq | Arabian Time | -06:00 |
| French Guiana Afghanistan | Afghanistan Time | -07:30 |
| French Guiana Nepal | Nepal Time | -08:45 |
| French Guiana Malaysia | Malaysia Time | -11:00 |
| French Guiana Uzbekistan | Uzbekistan Time | -08:00 |
| French Guiana Venezuela | Venezuela Time | 01:00 |
| French Guiana Ghana | Greenwich Mean Time | -03:00 |
| French Guiana Yemen | Arabian Time | -06:00 |
| French Guiana North Korea | Pyongyang Time | -12:00 |
| French Guiana Syria | Eastern European Time | -05:00 |
| French Guiana Mozambique | Central Africa Time | -05:00 |
| French Guiana Romania | Eastern European Time | -05:00 |
| French Guiana Australia | Eastern Australia Time | -14:00 |
| French Guiana Sri Lanka | India Standard Time | -08:30 |
| French Guiana Côte d'Ivoire | Greenwich Mean Time | -03:00 |
| French Guiana Cameroon | West Africa Time | -04:00 |
| French Guiana Chile | Philippine Time | -11:00 |
| French Guiana Netherlands | Central European Time | -04:00 |
| French Guiana Burkina Faso | Greenwich Mean Time | -03:00 |
| French Guiana Niger | West Africa Time | -04:00 |