| Semnan Kuantan | Malaysia Time | -03:30 |
| Semnan Bologna | Central European Time | 02:30 |
| Semnan Xico | Central Time | 09:30 |
| Semnan Cheonan-si | Korean Time | -04:30 |
| Semnan Petare | Venezuela Time | 08:30 |
| Semnan Larkana | Pakistan Time | -00:30 |
| Semnan Al Qadarif | Central Africa Time | 02:30 |
| Semnan Christchurch | New Zealand Time | -07:30 |
| Semnan Stavropol | Moscow Time | 01:30 |
| Semnan Villahermosa | Central Time | 09:30 |
| Semnan Toyota | Japan Time | -04:30 |
| Semnan Manukau | New Zealand Time | -07:30 |
| Semnan Zhaoqing | China Time | -03:30 |
| Semnan Ataşehir | Turkey Time | 01:30 |
| Semnan Bhagalpur | India Standard Time | -01:00 |
| Semnan Sheikhupura | Pakistan Time | -00:30 |
| Semnan Carapicuíba | Brasilia Time | 07:30 |
| Semnan Wuppertal | Central European Time | 02:30 |
| Semnan Tamale | Greenwich Mean Time | 04:30 |
| Semnan Ulan-Ude | Irkutsk Time | -03:30 |
| Semnan Nagano | Japan Time | -04:30 |
| Semnan Bobo-Dioulasso | Greenwich Mean Time | 04:30 |
| Semnan Lublin | Central European Time | 02:30 |
| Semnan Aurora | Mountain Time | 10:30 |
| Semnan Coventry | United Kingdom Time | 03:30 |
| Semnan Halifax | Atlantic Time | 07:30 |
| Semnan Anqing | China Time | -03:30 |
| Semnan Taraz | East Kazakhstan Time | -01:30 |
| Semnan San Jose del Monte City | Philippine Time | -03:30 |
| Semnan Manizales | Colombia Time | 09:30 |
| Semnan Kwangmyŏng | Korean Time | -04:30 |
| Semnan Zanjan | Iran Time | 00:00 |
| Semnan Iwaki | Japan Time | -04:30 |
| Semnan Bacoor | Philippine Time | -03:30 |
| Semnan Asahikawa | Japan Time | -04:30 |
| Semnan Gimhae-si | Korean Time | -04:30 |
| Semnan Arkhangelsk | Moscow Time | 01:30 |
| Semnan Ambon City | Eastern Indonesia Time | -04:30 |
| Semnan Samarinda | Central Indonesia Time | -03:30 |
| Semnan Benito Juarez | Central Time | 09:30 |
| Semnan Bilbao | Central European Time | 02:30 |
| Semnan Mazatlán | Mexican Pacific Time | 10:30 |
| Semnan Santiago del Estero | Argentina Time | 07:30 |
| Semnan Takatsuki | Japan Time | -04:30 |
| Semnan Thessaloniki | Eastern European Time | 01:30 |
| Semnan Miguel Hidalgo | Central Time | 09:30 |
| Semnan Barinas | Venezuela Time | 08:30 |
| Semnan Neiva | Colombia Time | 09:30 |
| Semnan Okazaki | Japan Time | -04:30 |
| Semnan Bandar Abbās | Iran Time | 00:00 |