| Willisau Jamnagar | India Standard Time | -03:30 |
| Willisau Sacramento | Pacific Time | 09:00 |
| Willisau Aracaju | Brasilia Time | 05:00 |
| Willisau Port Sudan | Central Africa Time | 00:00 |
| Willisau Santa Fe | Argentina Time | 05:00 |
| Willisau San Pedro Sula | Central Time | 08:00 |
| Willisau Suez | Eastern European Time | 00:00 |
| Willisau Dresden | Central European Time | 00:00 |
| Willisau Tomsk | Tomsk Time | -05:00 |
| Willisau Masina | West Africa Time | 01:00 |
| Willisau Saharanpur | India Standard Time | -03:30 |
| Willisau Gulbarga | India Standard Time | -03:30 |
| Willisau Bhātpāra | India Standard Time | -03:30 |
| Willisau Najaf | Arabian Time | -01:00 |
| Willisau Feira de Santana | Brasilia Time | 05:00 |
| Willisau Shah Alam | Malaysia Time | -06:00 |
| Willisau Mariupol' | Eastern European Time | -01:00 |
| Willisau Himeji | Japan Time | -07:00 |
| Willisau Tuxtla Gutiérrez | Central Time | 07:00 |
| Willisau Gomel | Moscow Time | -01:00 |
| Willisau Okene | West Africa Time | 01:00 |
| Willisau Uijeongbu-si | Korean Time | -07:00 |
| Willisau East London | South Africa Standard Time | 00:00 |
| Willisau Yazd | Iran Time | -02:30 |
| Willisau Hargeisa | East Africa Time | -01:00 |
| Willisau Siālkot | Pakistan Time | -03:00 |
| Willisau Kemerovo | Novokuznetsk Time | -05:00 |
| Willisau Yichang | China Time | -06:00 |
| Willisau Hwaseong-si | Korean Time | -07:00 |
| Willisau Kansas City | Central Time | 07:00 |
| Willisau Cuautitlán Izcalli | Central Time | 07:00 |
| Willisau Yinchuan | China Time | -06:00 |
| Willisau Skopje | Central European Time | 00:00 |
| Willisau Vereeniging | South Africa Standard Time | 00:00 |
| Willisau The Hague | Central European Time | 00:00 |
| Willisau Long Beach | Pacific Time | 09:00 |
| Willisau Mixco | Central Time | 08:00 |
| Willisau Lyon | Central European Time | 00:00 |
| Willisau Londrina | Brasilia Time | 05:00 |
| Willisau Mesa | Mountain Time | 09:00 |
| Willisau Jiaojiangcun | China Time | -06:00 |
| Willisau Matsudo | Japan Time | -07:00 |
| Willisau Juiz de Fora | Brasilia Time | 05:00 |
| Willisau Nishinomiya | Japan Time | -07:00 |
| Willisau Tula | Moscow Time | -01:00 |
| Willisau Borough of Staten Island | Eastern Time | 06:00 |
| Willisau Kawaguchi | Japan Time | -07:00 |
| Willisau Zunyi | China Time | -06:00 |
| Willisau Jiaxing | China Time | -06:00 |
| Willisau Belford Roxo | Brasilia Time | 05:00 |