| Groß-Gerau Waldkirchen | Central European Time | 00:00 |
| Groß-Gerau Oia | Eastern European Time | -01:00 |
| Groß-Gerau Hamilton Township | Eastern Time | 06:00 |
| Groß-Gerau Ojai | Pacific Time | 09:00 |
| Groß-Gerau Walenstadt | Central European Time | 00:00 |
| Groß-Gerau Oka | Eastern Time | 06:00 |
| Groß-Gerau Horsley | Eastern Australia Time | -08:00 |
| Groß-Gerau Palmer | Alaska Time | 10:00 |
| Groß-Gerau Waliv | India Standard Time | -03:30 |
| Groß-Gerau Palmview | Central Time | 07:00 |
| Groß-Gerau Hamburg | Central European Time | 00:00 |
| Groß-Gerau Palmyra | Eastern Time | 06:00 |
| Groß-Gerau Warburton | Eastern Australia Time | -08:00 |
| Groß-Gerau Palmhurst | Central Time | 07:00 |
| Groß-Gerau Hamilton | Eastern Australia Time | -08:00 |
| Groß-Gerau Palmetto | Eastern Time | 06:00 |
| Groß-Gerau Warana | Eastern Australia Time | -08:00 |
| Groß-Gerau Pampatar | Venezuela Time | 06:00 |
| Groß-Gerau Hämeenkyrö | Eastern European Time | -01:00 |
| Groß-Gerau Panama City Beach | Central Time | 07:00 |
| Groß-Gerau Wareham | Eastern Time | 06:00 |
| Groß-Gerau Pamukkale | Turkey Time | -01:00 |
| Groß-Gerau Halli | Eastern European Time | -01:00 |
| Groß-Gerau Palo Cedro | Pacific Time | 09:00 |
| Groß-Gerau Wangara | Western Australia Time | -06:00 |
| Groß-Gerau Palomar Mountain | Pacific Time | 09:00 |
| Groß-Gerau Hallsville | Central Time | 07:00 |
| Groß-Gerau Palos Heights | Central Time | 07:00 |
| Groß-Gerau Wanguri | Central Australia Time | -07:30 |
| Groß-Gerau Halton Hills | Eastern Time | 06:00 |
| Groß-Gerau Wappingers Falls | Eastern Time | 06:00 |
| Groß-Gerau Haleiwa | Hawaii-Aleutian Time | 12:00 |
| Groß-Gerau Yunquera de Henares | Central European Time | 00:00 |
| Groß-Gerau Hales Corners | Central Time | 07:00 |
| Groß-Gerau Yuo | West Africa Time | 01:00 |
| Groß-Gerau Half Moon Bay | Pacific Time | 09:00 |
| Groß-Gerau Warner | Eastern Time | 06:00 |
| Groß-Gerau Hallam | Eastern Australia Time | -08:00 |
| Groß-Gerau Halifax | Eastern Time | 06:00 |
| Groß-Gerau Hounslow | United Kingdom Time | 01:00 |
| Groß-Gerau Hotchkiss | Mountain Time | 08:00 |
| Groß-Gerau Hoylake | United Kingdom Time | 01:00 |
| Groß-Gerau Howell | Eastern Time | 06:00 |
| Groß-Gerau Howrah | India Standard Time | -03:30 |
| Groß-Gerau Hoxie | Central Time | 07:00 |
| Groß-Gerau Huanggang | China Time | -06:00 |
| Groß-Gerau Huajuapan de León | Central Time | 07:00 |
| Groß-Gerau Kamboh Pura Part | India Standard Time | -03:30 |
| Groß-Gerau Ivins | Mountain Time | 08:00 |
| Groß-Gerau Ivanhoe | Eastern Australia Time | -08:00 |