| Zhengzhou Pontian District | Malaysia Time | 00:00 |
| Zhengzhou Zürs | Central European Time | 07:00 |
| Zhengzhou Radda in Chianti | Central European Time | 07:00 |
| Zhengzhou Zweisimmen | Central European Time | 07:00 |
| Zhengzhou Rạch Giá | Indochina Time | 01:00 |
| Zhengzhou Zwingenberg | Central European Time | 07:00 |
| Zhengzhou Rạch Giá | Indochina Time | 01:00 |
| Zhengzhou Zwiefalten | Central European Time | 07:00 |
| Zhengzhou Pokhari | India Standard Time | 02:30 |
| Zhengzhou Parañaque | Philippine Time | 00:00 |
| Zhengzhou Paraparaumu | New Zealand Time | -05:00 |
| Zhengzhou Parapat | Western Indonesia Time | 01:00 |
| Zhengzhou Parap | Central Australia Time | -01:30 |
| Zhengzhou Paradeep | India Standard Time | 02:30 |
| Zhengzhou Paradise | Newfoundland Time | 11:30 |
| Zhengzhou Paoli | Eastern Time | 13:00 |
| Zhengzhou Papakura | New Zealand Time | -05:00 |
| Zhengzhou Officer | Eastern Australia Time | -03:00 |
| Zhengzhou Ogmore Vale | United Kingdom Time | 08:00 |
| Zhengzhou Ohio | Eastern Time | 13:00 |
| Zhengzhou Oia | Eastern European Time | 06:00 |
| Zhengzhou Ohain | Central European Time | 07:00 |
| Zhengzhou Ogunquit | Eastern Time | 13:00 |
| Zhengzhou Pannipitiya | India Standard Time | 02:30 |
| Zhengzhou Pano Panagia | Eastern European Time | 06:00 |
| Zhengzhou Panindícuaro | Central Time | 14:00 |
| Zhengzhou Oka | Eastern Time | 13:00 |
| Zhengzhou Ojai | Pacific Time | 16:00 |
| Zhengzhou Zachary | Central Time | 14:00 |
| Zhengzhou Zahara de los Atunes | Central European Time | 07:00 |
| Zhengzhou Yunquera de Henares | Central European Time | 07:00 |
| Zhengzhou Yuo | West Africa Time | 07:00 |
| Zhengzhou Yvoir | Central European Time | 07:00 |
| Zhengzhou Yzeure | Central European Time | 07:00 |
| Zhengzhou West Reading | Eastern Time | 13:00 |
| Zhengzhou West Richmond | Central Australia Time | -02:30 |
| Zhengzhou West Runton | United Kingdom Time | 08:00 |
| Zhengzhou West Ryde | Eastern Australia Time | -03:00 |