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