| Siena Picton | New Zealand Time | -12:00 |
| Siena Avihayil | Israel Time | -02:00 |
| Siena Gelang Patah | Malaysia Time | -07:00 |
| Siena Dolo | Central European Time | 00:00 |
| Siena Picton | Eastern Australia Time | -10:00 |
| Siena Castellamonte | Central European Time | 00:00 |
| Siena Sommières | Central European Time | 00:00 |
| Siena Santa Maria A Vico | Central European Time | 00:00 |
| Siena Pictou | Atlantic Time | 04:00 |
| Siena Avathanapatti | India Standard Time | -04:30 |
| Siena Geiselwind | Central European Time | 00:00 |
| Siena Docklands | Eastern Australia Time | -10:00 |
| Siena Piddlehinton | United Kingdom Time | 01:00 |
| Siena Castelnau-de-Montmiral | Central European Time | 00:00 |
| Siena Somogyvámos | Central European Time | 00:00 |
| Siena Santa Cruz de la Sierra | Bolivia Time | 05:00 |
| Siena Ostellato | Central European Time | 00:00 |
| Siena Avebury | United Kingdom Time | 01:00 |
| Siena Geelong West | Eastern Australia Time | -10:00 |
| Siena Doesburg | Central European Time | 00:00 |
| Siena Ossipee | Eastern Time | 05:00 |
| Siena Castanet-Tolosan | Central European Time | 00:00 |
| Siena Somwarpet | India Standard Time | -04:30 |
| Siena Santa Cruz | Central Time | 07:00 |
| Siena Ospedaletto | Central European Time | 00:00 |
| Siena Avalon | Pacific Time | 08:00 |
| Siena Geeriya | India Standard Time | -04:30 |
| Siena Dorrego | Argentina Time | 04:00 |
| Siena Osprey | Eastern Time | 05:00 |
| Siena Cassà de la Selva | Central European Time | 00:00 |
| Siena Somerton | Mountain Time | 08:00 |
| Siena Saint-Martin-de-Belleville | Central European Time | 00:00 |
| Siena Ostermundigen | Central European Time | 00:00 |
| Siena Autreppe | Central European Time | 00:00 |
| Siena Somers Point | Eastern Time | 05:00 |
| Siena Dorrigo | Eastern Australia Time | -10:00 |
| Siena Ostia | Central European Time | 00:00 |
| Siena Cassis | Central European Time | 00:00 |
| Siena Somerset | Eastern Time | 05:00 |
| Siena Saint-Marcel-Campes | Central European Time | 00:00 |
| Siena Osterwasser | Central European Time | 00:00 |
| Siena Australia Landing | Central Time | 06:00 |
| Siena Sop Mae Kha | Indochina Time | -06:00 |
| Siena Donnalucata | Central European Time | 00:00 |
| Siena Zahara de los Atunes | Central European Time | 00:00 |
| Siena Castagneto Carducci | Central European Time | 00:00 |
| Siena Soraluze | Central European Time | 00:00 |
| Siena Saint Margrethen | Central European Time | 00:00 |
| Siena Yunquera de Henares | Central European Time | 00:00 |
| Siena Authoor | India Standard Time | -04:30 |