| Istra Morzine | Central European Time | 01:00 |
| Istra Vosselaar | Central European Time | 01:00 |
| Istra Wilkesboro | Eastern Time | 07:00 |
| Istra Nunawading | Eastern Australia Time | -07:00 |
| Istra Cadalso | Central European Time | 01:00 |
| Istra Dublin | Ireland Time | 02:00 |
| Istra Big Bear Lake | Pacific Time | 10:00 |
| Istra Sea Isle City | Eastern Time | 07:00 |
| Istra Mosali | India Standard Time | -02:30 |
| Istra Vostochny District | Moscow Time | 00:00 |
| Istra Wiesbaden | Central European Time | 01:00 |
| Istra Nundah | Eastern Australia Time | -07:00 |
| Istra Cadalso de los Vidrios | Central European Time | 01:00 |
| Istra Dublin | Ireland Time | 02:00 |
| Istra Big Pine Key | Eastern Time | 07:00 |
| Istra Scuol | Central European Time | 01:00 |
| Istra Mosgiel | New Zealand Time | -09:00 |
| Istra Voorhees Township | Eastern Time | 07:00 |
| Istra Wieselburg | Central European Time | 01:00 |
| Istra Numana | Central European Time | 01:00 |
| Istra Cabazon | Pacific Time | 10:00 |
| Istra Dublin | Ireland Time | 02:00 |
| Istra Big Sky | Mountain Time | 09:00 |
| Istra Scorzè | Central European Time | 01:00 |
| Istra Mosinee | Central Time | 08:00 |
| Istra Volterra | Central European Time | 01:00 |
| Istra Wickham | United Kingdom Time | 02:00 |
| Istra Pannipitiya | India Standard Time | -02:30 |
| Istra Cabarete | Atlantic Time | 07:00 |
| Istra Dublin | Ireland Time | 02:00 |
| Istra Bijainagar | India Standard Time | -02:30 |
| Istra Scotland Island | Eastern Australia Time | -07:00 |
| Istra Hoshiarpur | India Standard Time | -02:30 |
| Istra Yeniçiftlik | Turkey Time | 00:00 |
| Istra Wickham Bishops | United Kingdom Time | 02:00 |
| Istra Pano Panagia | Eastern European Time | 00:00 |
| Istra Cabo de Gata | Central European Time | 01:00 |
| Istra Dublin | Pacific Time | 10:00 |
| Istra Bengaluru | India Standard Time | -02:30 |
| Istra Scotts Valley | Pacific Time | 10:00 |
| Istra Hounslow | United Kingdom Time | 02:00 |
| Istra Yenifoça | Turkey Time | 00:00 |
| Istra Wicklow | Ireland Time | 02:00 |
| Istra Panindícuaro | Central Time | 08:00 |
| Istra Byford | Western Australia Time | -05:00 |
| Istra DuBois | Eastern Time | 07:00 |
| Istra Bengaluru | India Standard Time | -02:30 |
| Istra Seaford | Eastern Time | 07:00 |
| Istra Hotchkiss | Mountain Time | 09:00 |
| Istra Yenda | Eastern Australia Time | -07:00 |