| Phnom Penh Matola | Central Africa Time | 05:00 |
| Phnom Penh Culiacán Rosales | Mexican Pacific Time | 14:00 |
| Phnom Penh Zaragoza | Central European Time | 06:00 |
| Phnom Penh Gorakhpur | India Standard Time | 01:30 |
| Phnom Penh Xiangtan | China Time | -01:00 |
| Phnom Penh Ipoh | Malaysia Time | -01:00 |
| Phnom Penh Mississauga | Eastern Time | 12:00 |
| Phnom Penh Boston | Eastern Time | 12:00 |
| Phnom Penh Puyang Chengguanzhen | China Time | -01:00 |
| Phnom Penh Nantong | China Time | -01:00 |
| Phnom Penh Mudanjiang | China Time | -01:00 |
| Phnom Penh Athens | Eastern European Time | 05:00 |
| Phnom Penh Santo André | Brasilia Time | 10:00 |
| Phnom Penh Nouakchott | Greenwich Mean Time | 07:00 |
| Phnom Penh Pointe-Noire | West Africa Time | 06:00 |
| Phnom Penh Aguascalientes | Central Time | 13:00 |
| Phnom Penh Memphis | Central Time | 13:00 |
| Phnom Penh Kryvyi Rih | Eastern European Time | 05:00 |
| Phnom Penh Acapulco | Central Time | 13:00 |
| Phnom Penh João Pessoa | Brasilia Time | 10:00 |
| Phnom Penh Ansan-si | Korean Time | -02:00 |
| Phnom Penh Benghazi | Eastern European Time | 05:00 |
| Phnom Penh Frankfurt | Central European Time | 06:00 |
| Phnom Penh Krasnodar | Moscow Time | 04:00 |
| Phnom Penh Guilin | China Time | -01:00 |
| Phnom Penh Palermo | Central European Time | 06:00 |
| Phnom Penh Colombo | India Standard Time | 01:30 |
| Phnom Penh Lilongwe | Central Africa Time | 05:00 |
| Phnom Penh Oran | Central European Time | 06:00 |
| Phnom Penh Diyarbakir | Turkey Time | 04:00 |
| Phnom Penh Taguig | Philippine Time | -01:00 |
| Phnom Penh New South Memphis | Central Time | 13:00 |
| Phnom Penh Ulyanovsk | Ulyanovsk Time | 03:00 |
| Phnom Penh Kotli | Pakistan Time | 02:00 |
| Phnom Penh Okayama | Japan Time | -02:00 |
| Phnom Penh Zhanjiang | China Time | 01:00 |
| Phnom Penh Ahmadi | Arabian Time | 04:00 |
| Phnom Penh Yogyakarta | Western Indonesia Time | 00:00 |
| Phnom Penh North York | Eastern Time | 12:00 |
| Phnom Penh Chișinău | Eastern European Time | 05:00 |
| Phnom Penh Wrocław | Central European Time | 06:00 |
| Phnom Penh Cheongju-si | Korean Time | -02:00 |
| Phnom Penh Anyang-si | Korean Time | -02:00 |
| Phnom Penh Tebessa | Central European Time | 06:00 |
| Phnom Penh Zhenjiang | China Time | -01:00 |
| Phnom Penh Portland | Pacific Time | 15:00 |
| Phnom Penh Winnipeg | Central Time | 13:00 |
| Phnom Penh Andong | China Time | -01:00 |
| Phnom Penh Oklahoma City | Central Time | 13:00 |
| Phnom Penh Izhevsk | Samara Time | 03:00 |