| Izmit Schaerbeek | Central European Time | 02:00 |
| Izmit Aoulouz | Western European Time | 03:00 |
| Izmit Sidon District | Eastern European Time | 01:00 |
| Izmit Cosmopolis | Pacific Time | 11:00 |
| Izmit Sidmouth | United Kingdom Time | 03:00 |
| Izmit Aougrout | Central European Time | 02:00 |
| Izmit Siesta Key | Eastern Time | 08:00 |
| Izmit Costa Teguise | Western European Time | 03:00 |
| Izmit Sigatoka | Fiji Time | -09:00 |
| Izmit Anzegem | Central European Time | 02:00 |
| Izmit Signal Mountain | Eastern Time | 08:00 |
| Izmit Corte De' Frati | Central European Time | 02:00 |
| Izmit Sikkarimedu | India Standard Time | -02:30 |
| Izmit Anzegem | Central European Time | 02:00 |
| Izmit Sikardarpur | India Standard Time | -02:30 |
| Izmit Corte Madera | Pacific Time | 11:00 |
| Izmit Sigulda | Eastern European Time | 01:00 |
| Izmit Anzola dell'Emilia | Central European Time | 02:00 |
| Izmit Siheung-si | Korean Time | -06:00 |
| Izmit Cortona | Central European Time | 02:00 |
| Izmit Silay City | Philippine Time | -05:00 |
| Izmit Ao Nang | Indochina Time | -04:00 |
| Izmit Story City | Central Time | 09:00 |
| Izmit Corralejo | Western European Time | 03:00 |
| Izmit Stonington | Eastern Time | 08:00 |
| Izmit Aoba Ward | Japan Time | -06:00 |
| Izmit Stony Plain | Mountain Time | 10:00 |
| Izmit Courthézon | Central European Time | 02:00 |
| Izmit Stonyfell | Central Australia Time | -07:30 |
| Izmit Aoi Ward | Japan Time | -06:00 |
| Izmit Stone Harbor | Eastern Time | 08:00 |
| Izmit Cova da Piedade | Western European Time | 03:00 |
| Izmit Stone Mountain | Eastern Time | 08:00 |
| Izmit Court-St.-Etienne | Central European Time | 02:00 |
| Izmit Stonegate | United Kingdom Time | 03:00 |
| Izmit Courmayeur | Central European Time | 02:00 |
| Izmit Stirling | Mountain Time | 10:00 |
| Izmit Covington | Central Time | 09:00 |
| Izmit Stilton | United Kingdom Time | 03:00 |
| Izmit Cowaramup | Western Australia Time | -05:00 |
| Izmit Stevensville | Eastern Time | 08:00 |
| Izmit Cozumel | Eastern Time | 08:00 |
| Izmit Stewiacke | Atlantic Time | 07:00 |
| Izmit Cramlington | United Kingdom Time | 03:00 |
| Izmit Silverton | Pacific Time | 11:00 |
| Izmit Differdange | Central European Time | 02:00 |
| Izmit Silveira | Western European Time | 03:00 |
| Izmit Dikson | Krasnoyarsk Time | -04:00 |
| Izmit Simpang Ampat | Malaysia Time | -05:00 |
| Izmit Dikili | Turkey Time | 00:00 |