| Islamabad Stirling | Mountain Time | 12:00 |
| Islamabad Balatonfenyves | Central European Time | 04:00 |
| Islamabad Stilton | United Kingdom Time | 05:00 |
| Islamabad Balat | Eastern European Time | 03:00 |
| Islamabad Stone Harbor | Eastern Time | 10:00 |
| Islamabad Balakong | Malaysia Time | -03:00 |
| Islamabad Stone Mountain | Eastern Time | 10:00 |
| Islamabad Baladare | India Standard Time | -00:30 |
| Islamabad Stonegate | United Kingdom Time | 05:00 |
| Islamabad Balaclava | Eastern Australia Time | -06:00 |
| Islamabad Silverton | Pacific Time | 13:00 |
| Islamabad Bakewell | United Kingdom Time | 05:00 |
| Islamabad Simpang Ampat | Malaysia Time | -03:00 |
| Islamabad Sinaia | Eastern European Time | 03:00 |
| Islamabad Simrishamn N | Central European Time | 04:00 |
| Islamabad Simpang Renggam | Malaysia Time | -03:00 |
| Islamabad Stevensville | Eastern Time | 10:00 |
| Islamabad Stewiacke | Atlantic Time | 09:00 |
| Islamabad Stroudsburg | Eastern Time | 10:00 |
| Islamabad Strömstad | Central European Time | 04:00 |
| Islamabad Sturbridge | Eastern Time | 10:00 |
| Islamabad Sturgis | Mountain Time | 12:00 |
| Islamabad Štúrovo | Central European Time | 04:00 |
| Islamabad Střílky | Central European Time | 04:00 |
| Islamabad Street | United Kingdom Time | 05:00 |
| Islamabad Strassen | Central European Time | 04:00 |
| Islamabad Strasburg | Eastern Time | 10:00 |
| Islamabad Stratham | Eastern Time | 10:00 |
| Islamabad Stuttgart | Central Time | 11:00 |
| Islamabad Stutzheim-Offenheim | Central European Time | 04:00 |
| Islamabad Subang | Western Indonesia Time | -02:00 |
| Islamabad Suan Dok | Indochina Time | -02:00 |
| Islamabad Subiaco | Western Australia Time | -03:00 |
| Islamabad Te Anau | New Zealand Time | -08:00 |
| Islamabad Te Awamutu | New Zealand Time | -08:00 |
| Islamabad Tealby | United Kingdom Time | 05:00 |
| Islamabad Team Valley Trading Estate | United Kingdom Time | 05:00 |
| Islamabad Trowse Newton | United Kingdom Time | 05:00 |
| Islamabad Tropea | Central European Time | 04:00 |
| Islamabad Trinity | Eastern Time | 10:00 |
| Islamabad Troedyrhiw | United Kingdom Time | 05:00 |
| Islamabad Trogir | Central European Time | 04:00 |
| Islamabad Tsukuba | Japan Time | -04:00 |
| Islamabad Tebnine | Eastern European Time | 03:00 |
| Islamabad Tecoma | Eastern Australia Time | -06:00 |
| Islamabad Tecuala | Mexican Pacific Time | 12:00 |
| Islamabad Tecumseh | Eastern Time | 10:00 |
| Islamabad Teisendorf | Central European Time | 04:00 |
| Islamabad Tehachapi | Pacific Time | 13:00 |
| Islamabad Tekapo | New Zealand Time | -08:00 |