| Bytom Zaporizhia | Eastern European Time | -01:00 |
| Bytom Marseille | Central European Time | 00:00 |
| Bytom Al Zarqa | Eastern European Time | -01:00 |
| Bytom Çankaya | Turkey Time | -01:00 |
| Bytom Boumerdas | Central European Time | 01:00 |
| Bytom Jalandhar | India Standard Time | -03:30 |
| Bytom Thiruvananthapuram | India Standard Time | -03:30 |
| Bytom Sakai | Japan Time | -07:00 |
| Bytom Anyang | China Time | -06:00 |
| Bytom San Miguel de Tucuman | Argentina Time | 05:00 |
| Bytom Cotonou | West Africa Time | 01:00 |
| Bytom Salem | India Standard Time | -03:30 |
| Bytom Tiruchirappalli | India Standard Time | -03:30 |
| Bytom Homs | Eastern European Time | -01:00 |
| Bytom Hohhot | China Time | -06:00 |
| Bytom Niamey | West Africa Time | 01:00 |
| Bytom Tainan City | Taipei Time | -06:00 |
| Bytom Shangyu | China Time | -06:00 |
| Bytom Łódź | Central European Time | 00:00 |
| Bytom Dammam | Arabian Time | -01:00 |
| Bytom Xining | China Time | -06:00 |
| Bytom Kahrīz | Iran Time | -02:30 |
| Bytom Kota | India Standard Time | -03:30 |
| Bytom Natal | Brasilia Time | 05:00 |
| Bytom Bhubaneshwar | India Standard Time | -03:30 |
| Bytom Qinhuangdao | China Time | -06:00 |
| Bytom Hengyang | China Time | -06:00 |
| Bytom Antalya | Turkey Time | -01:00 |
| Bytom Kraków | Central European Time | 00:00 |
| Bytom Aligarh | India Standard Time | -03:30 |
| Bytom Da Nang | Indochina Time | -05:00 |
| Bytom Pietermaritzburg | South Africa Standard Time | 00:00 |
| Bytom Lomé | Greenwich Mean Time | 02:00 |
| Bytom Trujillo | Peru Time | 07:00 |
| Bytom Malang | Western Indonesia Time | -05:00 |
| Bytom Ciudad Guayana | Venezuela Time | 06:00 |
| Bytom Bareilly | India Standard Time | -03:30 |
| Bytom Kigali | Central Africa Time | 00:00 |
| Bytom Teresina | Brasilia Time | 05:00 |
| Bytom Xinxiang | China Time | -06:00 |
| Bytom São Bernardo do Campo | Brasilia Time | 05:00 |
| Bytom Hegang | China Time | -06:00 |
| Bytom Rīga | Eastern European Time | -01:00 |
| Bytom Amsterdam | Central European Time | 00:00 |
| Bytom Oyo | West Africa Time | 01:00 |
| Bytom Quetta | Pakistan Time | -03:00 |
| Bytom Nottingham | United Kingdom Time | 01:00 |
| Bytom Campo Grande | Amazon Time | 06:00 |
| Bytom Ashgabat | Turkmenistan Time | -03:00 |
| Bytom Álvaro Obregón | Central Time | 07:00 |