| Geiselwind Ellisville | Central Time | 06:00 |
| Geiselwind Fort Erie | Eastern Time | 05:00 |
| Geiselwind Fort Irwin | Pacific Time | 08:00 |
| Geiselwind Fort Langley | Pacific Time | 08:00 |
| Geiselwind El Tablero | Western European Time | 01:00 |
| Geiselwind Elbigenalp | Central European Time | 00:00 |
| Geiselwind Elexalde | Central European Time | 00:00 |
| Geiselwind Elen | Central European Time | 00:00 |
| Geiselwind Elda | Central European Time | 00:00 |
| Geiselwind Cottonwood | Mountain Time | 08:00 |
| Geiselwind Coulter | United Kingdom Time | 01:00 |
| Geiselwind Courmayeur | Central European Time | 00:00 |
| Geiselwind Court-St.-Etienne | Central European Time | 00:00 |
| Geiselwind Courthézon | Central European Time | 00:00 |
| Geiselwind Cova da Piedade | Western European Time | 01:00 |
| Geiselwind Covington | Central Time | 06:00 |
| Geiselwind Cowaramup | Western Australia Time | -07:00 |
| Geiselwind Cortona | Central European Time | 00:00 |
| Geiselwind Corte De' Frati | Central European Time | 00:00 |
| Geiselwind Corte Madera | Pacific Time | 08:00 |
| Geiselwind Cosmopolis | Pacific Time | 08:00 |
| Geiselwind Cottage Grove | Pacific Time | 08:00 |
| Geiselwind Cotgrave | United Kingdom Time | 01:00 |
| Geiselwind Cotati | Pacific Time | 08:00 |
| Geiselwind Costa da Caparica | Western European Time | 01:00 |
| Geiselwind Costa d'en Blanes | Central European Time | 00:00 |
| Geiselwind Costa Teguise | Western European Time | 01:00 |
| Geiselwind Dikson | Krasnoyarsk Time | -06:00 |
| Geiselwind Dikili | Turkey Time | -02:00 |
| Geiselwind Digne | Central European Time | 00:00 |
| Geiselwind Cozumel | Eastern Time | 06:00 |
| Geiselwind Differdange | Central European Time | 00:00 |
| Geiselwind Cramlington | United Kingdom Time | 01:00 |
| Geiselwind Dingle | Ireland Time | 01:00 |
| Geiselwind Dinant | Central European Time | 00:00 |
| Geiselwind Dinan | Central European Time | 00:00 |
| Geiselwind Dillon | Mountain Time | 07:00 |
| Geiselwind Dillingen | Central European Time | 00:00 |