| Samut Prakan Luanda | West Africa Time | 06:00 |
| Samut Prakan Quezon City | Philippine Time | -01:00 |
| Samut Prakan Addis Ababa | East Africa Time | 04:00 |
| Samut Prakan Nairobi | East Africa Time | 04:00 |
| Samut Prakan Chicago | Central Time | 12:00 |
| Samut Prakan Salvador | Brasilia Time | 10:00 |
| Samut Prakan Jaipur | India Standard Time | 01:30 |
| Samut Prakan Dar es Salaam | East Africa Time | 04:00 |
| Samut Prakan Lanzhou | China Time | -01:00 |
| Samut Prakan Incheon | Korean Time | -02:00 |
| Samut Prakan Yunfu | China Time | -01:00 |
| Samut Prakan Basrah | Arabian Time | 04:00 |
| Samut Prakan Navi Mumbai | India Standard Time | 01:30 |
| Samut Prakan Toronto | Eastern Time | 11:00 |
| Samut Prakan Osaka | Japan Time | -02:00 |
| Samut Prakan Mogadishu | East Africa Time | 04:00 |
| Samut Prakan Daegu | Korean Time | -02:00 |
| Samut Prakan Faisalabad | Pakistan Time | 02:00 |
| Samut Prakan Izmir | Turkey Time | 04:00 |
| Samut Prakan Dakar | Greenwich Mean Time | 07:00 |
| Samut Prakan Lucknow | India Standard Time | 01:30 |
| Samut Prakan Giza | Eastern European Time | 05:00 |
| Samut Prakan Fortaleza | Brasilia Time | 10:00 |
| Samut Prakan Cali | Colombia Time | 12:00 |
| Samut Prakan Surabaya | Western Indonesia Time | 00:00 |
| Samut Prakan Belo Horizonte | Brasilia Time | 10:00 |
| Samut Prakan Nanchang | China Time | -01:00 |
| Samut Prakan Rome | Central European Time | 05:00 |
| Samut Prakan Mashhad | Iran Time | 02:30 |
| Samut Prakan Borough of Brooklyn | Eastern Time | 11:00 |
| Samut Prakan Houston | Central Time | 12:00 |
| Samut Prakan Queens | Eastern Time | 11:00 |
| Samut Prakan Nagpur | India Standard Time | 01:30 |
| Samut Prakan Maracaibo | Venezuela Time | 11:00 |
| Samut Prakan Brasília | Brasilia Time | 10:00 |
| Samut Prakan Santo Domingo | Atlantic Time | 11:00 |
| Samut Prakan Nagoya | Japan Time | -02:00 |
| Samut Prakan Brisbane | Eastern Australia Time | -03:00 |
| Samut Prakan Havana | Cuba Time | 11:00 |
| Samut Prakan Paris | Central European Time | 05:00 |
| Samut Prakan Al Mawşil al Jadīdah | Arabian Time | 04:00 |
| Samut Prakan Johannesburg | South Africa Standard Time | 05:00 |
| Samut Prakan Kowloon | Hong Kong Time | -01:00 |
| Samut Prakan Al Başrah al Qadīmah | Arabian Time | 04:00 |
| Samut Prakan Almaty | East Kazakhstan Time | 01:00 |
| Samut Prakan Medellin | Colombia Time | 12:00 |
| Samut Prakan Tashkent | Uzbekistan Time | 02:00 |
| Samut Prakan Algiers | Central European Time | 06:00 |
| Samut Prakan Khartoum | Central Africa Time | 05:00 |
| Samut Prakan Accra | Greenwich Mean Time | 07:00 |