| Semnan Jamnagar | India Standard Time | -01:00 |
| Semnan Sacramento | Pacific Time | 11:30 |
| Semnan Aracaju | Brasilia Time | 07:30 |
| Semnan Port Sudan | Central Africa Time | 02:30 |
| Semnan Santa Fe | Argentina Time | 07:30 |
| Semnan San Pedro Sula | Central Time | 10:30 |
| Semnan Suez | Eastern European Time | 02:30 |
| Semnan Dresden | Central European Time | 02:30 |
| Semnan Tomsk | Tomsk Time | -02:30 |
| Semnan Masina | West Africa Time | 03:30 |
| Semnan Saharanpur | India Standard Time | -01:00 |
| Semnan Gulbarga | India Standard Time | -01:00 |
| Semnan Bhātpāra | India Standard Time | -01:00 |
| Semnan Najaf | Arabian Time | 01:30 |
| Semnan Feira de Santana | Brasilia Time | 07:30 |
| Semnan Shah Alam | Malaysia Time | -03:30 |
| Semnan Mariupol' | Eastern European Time | 01:30 |
| Semnan Himeji | Japan Time | -04:30 |
| Semnan Tuxtla Gutiérrez | Central Time | 09:30 |
| Semnan Gomel | Moscow Time | 01:30 |
| Semnan Okene | West Africa Time | 03:30 |
| Semnan Uijeongbu-si | Korean Time | -04:30 |
| Semnan East London | South Africa Standard Time | 02:30 |
| Semnan Yazd | Iran Time | 00:00 |
| Semnan Hargeisa | East Africa Time | 01:30 |
| Semnan Siālkot | Pakistan Time | -00:30 |
| Semnan Kemerovo | Novokuznetsk Time | -02:30 |
| Semnan Yichang | China Time | -03:30 |
| Semnan Hwaseong-si | Korean Time | -04:30 |
| Semnan Kansas City | Central Time | 09:30 |
| Semnan Cuautitlán Izcalli | Central Time | 09:30 |
| Semnan Yinchuan | China Time | -03:30 |
| Semnan Skopje | Central European Time | 02:30 |
| Semnan Vereeniging | South Africa Standard Time | 02:30 |
| Semnan The Hague | Central European Time | 02:30 |
| Semnan Long Beach | Pacific Time | 11:30 |
| Semnan Mixco | Central Time | 10:30 |
| Semnan Lyon | Central European Time | 02:30 |
| Semnan Londrina | Brasilia Time | 07:30 |
| Semnan Mesa | Mountain Time | 11:30 |
| Semnan Jiaojiangcun | China Time | -03:30 |
| Semnan Matsudo | Japan Time | -04:30 |
| Semnan Juiz de Fora | Brasilia Time | 07:30 |
| Semnan Nishinomiya | Japan Time | -04:30 |
| Semnan Tula | Moscow Time | 01:30 |
| Semnan Borough of Staten Island | Eastern Time | 08:30 |
| Semnan Kawaguchi | Japan Time | -04:30 |
| Semnan Zunyi | China Time | -03:30 |
| Semnan Jiaxing | China Time | -03:30 |
| Semnan Belford Roxo | Brasilia Time | 07:30 |