| Istra Zaporizhia | Eastern European Time | 00:00 |
| Istra Marseille | Central European Time | 01:00 |
| Istra Al Zarqa | Eastern European Time | 00:00 |
| Istra Çankaya | Turkey Time | 00:00 |
| Istra Boumerdas | Central European Time | 02:00 |
| Istra Jalandhar | India Standard Time | -02:30 |
| Istra Thiruvananthapuram | India Standard Time | -02:30 |
| Istra Sakai | Japan Time | -06:00 |
| Istra Anyang | China Time | -05:00 |
| Istra San Miguel de Tucuman | Argentina Time | 06:00 |
| Istra Cotonou | West Africa Time | 02:00 |
| Istra Salem | India Standard Time | -02:30 |
| Istra Tiruchirappalli | India Standard Time | -02:30 |
| Istra Homs | Eastern European Time | 00:00 |
| Istra Hohhot | China Time | -05:00 |
| Istra Niamey | West Africa Time | 02:00 |
| Istra Tainan City | Taipei Time | -05:00 |
| Istra Shangyu | China Time | -05:00 |
| Istra Łódź | Central European Time | 01:00 |
| Istra Dammam | Arabian Time | 00:00 |
| Istra Xining | China Time | -05:00 |
| Istra Kahrīz | Iran Time | -01:30 |
| Istra Kota | India Standard Time | -02:30 |
| Istra Natal | Brasilia Time | 06:00 |
| Istra Bhubaneshwar | India Standard Time | -02:30 |
| Istra Qinhuangdao | China Time | -05:00 |
| Istra Hengyang | China Time | -05:00 |
| Istra Antalya | Turkey Time | 00:00 |
| Istra Kraków | Central European Time | 01:00 |
| Istra Aligarh | India Standard Time | -02:30 |
| Istra Da Nang | Indochina Time | -04:00 |
| Istra Pietermaritzburg | South Africa Standard Time | 01:00 |
| Istra Lomé | Greenwich Mean Time | 03:00 |
| Istra Trujillo | Peru Time | 08:00 |
| Istra Malang | Western Indonesia Time | -04:00 |
| Istra Ciudad Guayana | Venezuela Time | 07:00 |
| Istra Bareilly | India Standard Time | -02:30 |
| Istra Kigali | Central Africa Time | 01:00 |
| Istra Teresina | Brasilia Time | 06:00 |
| Istra Xinxiang | China Time | -05:00 |
| Istra São Bernardo do Campo | Brasilia Time | 06:00 |
| Istra Hegang | China Time | -05:00 |
| Istra Rīga | Eastern European Time | 00:00 |
| Istra Amsterdam | Central European Time | 01:00 |
| Istra Oyo | West Africa Time | 02:00 |
| Istra Quetta | Pakistan Time | -02:00 |
| Istra Nottingham | United Kingdom Time | 02:00 |
| Istra Campo Grande | Amazon Time | 07:00 |
| Istra Ashgabat | Turkmenistan Time | -02:00 |
| Istra Álvaro Obregón | Central Time | 08:00 |