| Phnom Penh Liaoyuan | China Time | -01:00 |
| Phnom Penh Edinburgh | United Kingdom Time | 07:00 |
| Phnom Penh Atlanta | Eastern Time | 12:00 |
| Phnom Penh Kananga | Central Africa Time | 05:00 |
| Phnom Penh Bloemfontein | South Africa Standard Time | 05:00 |
| Phnom Penh Xiangyang | China Time | -01:00 |
| Phnom Penh Gdańsk | Central European Time | 06:00 |
| Phnom Penh Calabar | West Africa Time | 06:00 |
| Phnom Penh Dadukou | China Time | -01:00 |
| Phnom Penh Joinville | Brasilia Time | 10:00 |
| Phnom Penh Hama | Eastern European Time | 05:00 |
| Phnom Penh Antwerp | Central European Time | 06:00 |
| Phnom Penh Kanazawa | Japan Time | -02:00 |
| Phnom Penh Karabağlar | Turkey Time | 04:00 |
| Phnom Penh Zamboanga | Philippine Time | -01:00 |
| Phnom Penh Kirov | Kirov Time | 04:00 |
| Phnom Penh Ujjain | India Standard Time | 01:30 |
| Phnom Penh Kota Kinabalu | Malaysia Time | -01:00 |
| Phnom Penh Durango | Central Time | 13:00 |
| Phnom Penh Colorado Springs | Mountain Time | 14:00 |
| Phnom Penh Niterói | Brasilia Time | 10:00 |
| Phnom Penh Hengshui | China Time | -01:00 |
| Phnom Penh Tabuk | Arabian Time | 04:00 |
| Phnom Penh Pontianak | Western Indonesia Time | 00:00 |
| Phnom Penh Leeds | United Kingdom Time | 07:00 |
| Phnom Penh Namp’o | Pyongyang Time | -02:00 |
| Phnom Penh Bacolod | Philippine Time | -01:00 |
| Phnom Penh São João de Meriti | Brasilia Time | 10:00 |
| Phnom Penh Mansilingan | Philippine Time | -01:00 |
| Phnom Penh Virginia Beach | Eastern Time | 12:00 |
| Phnom Penh Rāmgundam | India Standard Time | 01:30 |
| Phnom Penh Luhansk | Eastern European Time | 05:00 |
| Phnom Penh Manado | Central Indonesia Time | -01:00 |
| Phnom Penh Karagandy | East Kazakhstan Time | 01:00 |
| Phnom Penh Raleigh | Eastern Time | 12:00 |
| Phnom Penh Jining | China Time | -01:00 |
| Phnom Penh Constantine | Central European Time | 06:00 |
| Phnom Penh Juba | East Africa Time | 05:00 |
| Phnom Penh Wenshan | China Time | -01:00 |
| Phnom Penh Muratpaşa | Turkey Time | 04:00 |
| Phnom Penh Utsunomiya | Japan Time | -02:00 |
| Phnom Penh Matamoros | Central Time | 13:00 |
| Phnom Penh Urfa | Turkey Time | 04:00 |
| Phnom Penh Chengde | China Time | -01:00 |
| Phnom Penh Oita | Japan Time | -02:00 |
| Phnom Penh Venustiano Carranza | Central Time | 13:00 |
| Phnom Penh Cardiff | United Kingdom Time | 07:00 |
| Phnom Penh San Juan | Argentina Time | 10:00 |
| Phnom Penh Cheboksary | Moscow Time | 04:00 |
| Phnom Penh Boksburg | South Africa Standard Time | 05:00 |