| Valkenburg Achiaman | Greenwich Mean Time | 02:00 |
| Valkenburg Osmaniye | Turkey Time | -01:00 |
| Valkenburg Burnaby | Pacific Time | 09:00 |
| Valkenburg Babol | Iran Time | -02:30 |
| Valkenburg Burhanpur | India Standard Time | -03:30 |
| Valkenburg Tampere | Eastern European Time | -01:00 |
| Valkenburg Yiyang | China Time | -06:00 |
| Valkenburg Çorlu | Turkey Time | -01:00 |
| Valkenburg Harburg | Central European Time | 00:00 |
| Valkenburg Linxia Chengguanzhen | China Time | -06:00 |
| Valkenburg Barisal | Bangladesh Time | -04:00 |
| Valkenburg Cileungsir | Western Indonesia Time | -05:00 |
| Valkenburg Nadiad | India Standard Time | -03:30 |
| Valkenburg Mossoró | Brasilia Time | 05:00 |
| Valkenburg Pskov | Moscow Time | -01:00 |
| Valkenburg Fayetteville | Eastern Time | 06:00 |
| Valkenburg Yuncheng | China Time | -06:00 |
| Valkenburg Al-Khums | Eastern European Time | 00:00 |
| Valkenburg Huntington Beach | Pacific Time | 09:00 |
| Valkenburg Chiniot | Pakistan Time | -03:00 |
| Valkenburg Itapevi | Brasilia Time | 05:00 |
| Valkenburg Chhapra | India Standard Time | -03:30 |
| Valkenburg Rengasdengklok | Western Indonesia Time | -05:00 |
| Valkenburg Sete Lagoas | Brasilia Time | 05:00 |
| Valkenburg La Pintana | Chile Time | 06:00 |
| Valkenburg Yonkers | Eastern Time | 06:00 |
| Valkenburg Glendale | Pacific Time | 09:00 |
| Valkenburg Chiangmai | Indochina Time | -05:00 |
| Valkenburg Petropavl | East Kazakhstan Time | -04:00 |
| Valkenburg Cabimas | Venezuela Time | 06:00 |
| Valkenburg Dindigul | India Standard Time | -03:30 |
| Valkenburg Aurora | Central Time | 07:00 |
| Valkenburg Montgomery | Central Time | 07:00 |
| Valkenburg Columbus | Eastern Time | 06:00 |
| Valkenburg Nicosia | Eastern European Time | -01:00 |
| Valkenburg Santo Domingo de los Colorados | Ecuador Time | 07:00 |
| Valkenburg Jalalabad | Afghanistan Time | -02:30 |
| Valkenburg Ugep | West Africa Time | 01:00 |
| Valkenburg Yambo | Arabian Time | -01:00 |
| Valkenburg Charleroi | Central European Time | 00:00 |
| Valkenburg Ladner | Pacific Time | 09:00 |
| Valkenburg Thika | East Africa Time | -01:00 |
| Valkenburg Pokhara | Nepal Time | -03:45 |
| Valkenburg Az Zāwīyah | Eastern European Time | 00:00 |
| Valkenburg Osh | Kyrgyzstan Time | -04:00 |
| Valkenburg Oral | West Kazakhstan Time | -03:00 |
| Valkenburg Severnyy | Moscow Time | -01:00 |
| Valkenburg São José | Brasilia Time | 05:00 |
| Valkenburg Shāhkot | Pakistan Time | -03:00 |
| Valkenburg Petah Tikva | Israel Time | -01:00 |