| Bytom Goiânia | Brasilia Time | 05:00 |
| Bytom Guarulhos | Brasilia Time | 05:00 |
| Bytom Prague | Central European Time | 00:00 |
| Bytom Varanasi | India Standard Time | -03:30 |
| Bytom Copenhagen | Central European Time | 00:00 |
| Bytom Sofia | Eastern European Time | -01:00 |
| Bytom Tripoli | Eastern European Time | 00:00 |
| Bytom Port Harcourt | West Africa Time | 01:00 |
| Bytom Hiroshima | Japan Time | -07:00 |
| Bytom Lijiang | China Time | -06:00 |
| Bytom Dubai | Gulf Standard Time | -02:00 |
| Bytom Samara | Samara Time | -02:00 |
| Bytom Omsk | Omsk Time | -04:00 |
| Bytom Benin City | West Africa Time | 01:00 |
| Bytom Monterrey | Central Time | 07:00 |
| Bytom Malingao | Philippine Time | -06:00 |
| Bytom Baku | Azerbaijan Time | -02:00 |
| Bytom Leon | Central Time | 07:00 |
| Bytom Maiduguri | West Africa Time | 01:00 |
| Bytom Kazan | Moscow Time | -01:00 |
| Bytom Yerevan | Armenia Time | -02:00 |
| Bytom Amritsar | India Standard Time | -03:30 |
| Bytom Ouagadougou | Greenwich Mean Time | 02:00 |
| Bytom Yono | Japan Time | -07:00 |
| Bytom Rostov-on-Don | Moscow Time | -01:00 |
| Bytom Allahabad | India Standard Time | -03:30 |
| Bytom Goyang-si | Korean Time | -07:00 |
| Bytom Gaziantep | Turkey Time | -01:00 |
| Bytom Visakhapatnam | India Standard Time | -03:30 |
| Bytom Sendai | Japan Time | -07:00 |
| Bytom Chelyabinsk | Yekaterinburg Time | -03:00 |
| Bytom Datong | China Time | -06:00 |
| Bytom Tbilisi | Georgia Time | -02:00 |
| Bytom Changshu City | China Time | -06:00 |
| Bytom Taichung | Taipei Time | -06:00 |
| Bytom Theni | India Standard Time | -03:30 |
| Bytom Xianyang | China Time | -06:00 |
| Bytom Ufa | Yekaterinburg Time | -03:00 |
| Bytom Dnepropetrovsk | Eastern European Time | -01:00 |
| Bytom Seongnam-si | Korean Time | -07:00 |
| Bytom Campinas | Brasilia Time | 05:00 |
| Bytom Jabalpur | India Standard Time | -03:30 |
| Bytom Howrah | India Standard Time | -03:30 |
| Bytom Huainan | China Time | -06:00 |
| Bytom San Jose | Pacific Time | 09:00 |
| Bytom Donetsk | Eastern European Time | -01:00 |
| Bytom Dublin | Ireland Time | 01:00 |
| Bytom Calgary | Mountain Time | 08:00 |
| Bytom Brussels | Central European Time | 00:00 |
| Bytom Aurangabad | India Standard Time | -03:30 |