| Valkenburg Münsingen | Central European Time | 00:00 |
| Valkenburg Blackheath | Eastern Australia Time | -08:00 |
| Valkenburg Officer | Eastern Australia Time | -08:00 |
| Valkenburg Rio Grande | Eastern Time | 06:00 |
| Valkenburg La Perouse | Eastern Australia Time | -08:00 |
| Valkenburg Bitan Aharon | Israel Time | -01:00 |
| Valkenburg Setagaya | Japan Time | -07:00 |
| Valkenburg Cardigan | United Kingdom Time | 01:00 |
| Valkenburg Münster | Central European Time | 00:00 |
| Valkenburg Bithan | India Standard Time | -03:30 |
| Valkenburg Oka | Eastern Time | 06:00 |
| Valkenburg San Gimignano | Central European Time | 00:00 |
| Valkenburg La Pobla de Farnals | Central European Time | 00:00 |
| Valkenburg Bithani Gaon | India Standard Time | -03:30 |
| Valkenburg Somerton | Mountain Time | 09:00 |
| Valkenburg Caraz | Peru Time | 07:00 |
| Valkenburg Münnerstadt | Central European Time | 00:00 |
| Valkenburg Bissone | Central European Time | 00:00 |
| Valkenburg Ojai | Pacific Time | 09:00 |
| Valkenburg San Fernando | Argentina Time | 05:00 |
| Valkenburg La Tijera | Central Time | 07:00 |
| Valkenburg Bisbee | Mountain Time | 09:00 |
| Valkenburg Somers Point | Eastern Time | 06:00 |
| Valkenburg Cárcar | Central European Time | 00:00 |
| Valkenburg Münstertal | Central European Time | 00:00 |
| Valkenburg Bassecourt | Central European Time | 00:00 |
| Valkenburg Ohio | Eastern Time | 06:00 |
| Valkenburg San Diego | Pacific Time | 09:00 |
| Valkenburg La Sénia | Central European Time | 00:00 |
| Valkenburg Bassendean | Western Australia Time | -06:00 |
| Valkenburg Somerset | Eastern Time | 06:00 |
| Valkenburg Carbis Bay | United Kingdom Time | 01:00 |
| Valkenburg Muntinlupa | Philippine Time | -06:00 |
| Valkenburg Bastrop | Central Time | 07:00 |
| Valkenburg Ohain | Central European Time | 00:00 |
| Valkenburg San Diego | Pacific Time | 09:00 |
| Valkenburg La Punt-Chamues-ch | Central European Time | 00:00 |
| Valkenburg Bastida | Central European Time | 00:00 |
| Valkenburg Seseña Nuevo | Central European Time | 00:00 |
| Valkenburg Carleton Place | Eastern Time | 06:00 |
| Valkenburg Munxar | Central European Time | 00:00 |
| Valkenburg Bahour | India Standard Time | -03:30 |
| Valkenburg Oia | Eastern European Time | -01:00 |
| Valkenburg San Diego | Venezuela Time | 06:00 |
| Valkenburg La Robine-sur-Galabre | Central European Time | 00:00 |
| Valkenburg Bass Hill | Eastern Australia Time | -08:00 |
| Valkenburg Serranópolis | Brasilia Time | 05:00 |
| Valkenburg Carle Place | Eastern Time | 06:00 |
| Valkenburg Munxar | Central European Time | 00:00 |
| Valkenburg Bathinda | India Standard Time | -03:30 |