| Ostrava Hialeah | Eastern Time | 06:00 |
| Ostrava Djougou | West Africa Time | 01:00 |
| Ostrava Sylhet | Bangladesh Time | -04:00 |
| Ostrava Garland | Central Time | 07:00 |
| Ostrava Ratlam | India Standard Time | -03:30 |
| Ostrava Scottsdale | Mountain Time | 09:00 |
| Ostrava Košice | Central European Time | 00:00 |
| Ostrava Chernivtsi | Eastern European Time | -01:00 |
| Ostrava Dera Ghāzi Khān | Pakistan Time | -03:00 |
| Ostrava Yuci | China Time | -06:00 |
| Ostrava Sant Martí | Central European Time | 00:00 |
| Ostrava Sahiwal | Pakistan Time | -03:00 |
| Ostrava Ternopil | Eastern European Time | -01:00 |
| Ostrava Vitoria-Gasteiz | Central European Time | 00:00 |
| Ostrava Yakutsk | Yakutsk Time | -07:00 |
| Ostrava Chesapeake | Eastern Time | 06:00 |
| Ostrava Caruaru | Brasilia Time | 05:00 |
| Ostrava Qina | Eastern European Time | 00:00 |
| Ostrava Boa Vista | Amazon Time | 06:00 |
| Ostrava Kediri | Western Indonesia Time | -05:00 |
| Ostrava Georgetown | Guyana Time | 06:00 |
| Ostrava Ramagundam | India Standard Time | -03:30 |
| Ostrava Kismayo | East Africa Time | -01:00 |
| Ostrava Ibb | Arabian Time | -01:00 |
| Ostrava Türkmenabat | Turkmenistan Time | -03:00 |
| Ostrava North Las Vegas | Pacific Time | 09:00 |
| Ostrava Granada | Central European Time | 00:00 |
| Ostrava Nizhnekamsk | Moscow Time | -01:00 |
| Ostrava Porto Novo | West Africa Time | 01:00 |
| Ostrava Halle (Saale) | Central European Time | 00:00 |
| Ostrava Kitchener | Eastern Time | 06:00 |
| Ostrava Centurion | South Africa Standard Time | 00:00 |
| Ostrava Tagum City | Philippine Time | -06:00 |
| Ostrava Hamburg-Mitte | Central European Time | 00:00 |
| Ostrava Dzerzhinsk | Moscow Time | -01:00 |
| Ostrava Takoradi | Greenwich Mean Time | 02:00 |
| Ostrava Kiel | Central European Time | 00:00 |
| Ostrava Linfen | China Time | -06:00 |
| Ostrava Fremont | Pacific Time | 09:00 |
| Ostrava Bordeaux | Central European Time | 00:00 |
| Ostrava Sri Ganganagar | India Standard Time | -03:30 |
| Ostrava Chigasaki | Japan Time | -07:00 |
| Ostrava Ghent | Central European Time | 00:00 |
| Ostrava Taytay | Philippine Time | -06:00 |
| Ostrava Soka | Japan Time | -07:00 |
| Ostrava Ngaoundere | West Africa Time | 01:00 |
| Ostrava Suncheon-si | Korean Time | -07:00 |
| Ostrava Coatzacoalcos | Central Time | 07:00 |
| Ostrava Syktyvkar | Moscow Time | -01:00 |
| Ostrava Elche | Central European Time | 00:00 |