| Cheonan-si Izhevsk | Samara Time | 05:00 |
| Cheonan-si Jaboatão dos Guararapes | Brasilia Time | 12:00 |
| Cheonan-si Shaoguan | China Time | 01:00 |
| Cheonan-si Yancheng | China Time | 01:00 |
| Cheonan-si Coyoacán | Central Time | 14:00 |
| Cheonan-si Contagem | Brasilia Time | 12:00 |
| Cheonan-si Santiago de Querétaro | Central Time | 14:00 |
| Cheonan-si Bhilai | India Standard Time | 03:30 |
| Cheonan-si Panshan | China Time | 01:00 |
| Cheonan-si Djibouti | East Africa Time | 06:00 |
| Cheonan-si Las Vegas | Pacific Time | 16:00 |
| Cheonan-si Baltimore | Eastern Time | 13:00 |
| Cheonan-si Saltillo | Central Time | 14:00 |
| Cheonan-si Kermanshah | Iran Time | 04:30 |
| Cheonan-si Ribeirão Preto | Brasilia Time | 12:00 |
| Cheonan-si Al Hudaydah | Arabian Time | 06:00 |
| Cheonan-si Pasig | Philippine Time | 01:00 |
| Cheonan-si Bristol | United Kingdom Time | 08:00 |
| Cheonan-si Jamshedpur | India Standard Time | 03:30 |
| Cheonan-si Haikou | China Time | 01:00 |
| Cheonan-si Ta‘izz | Arabian Time | 06:00 |
| Cheonan-si São José dos Campos | Brasilia Time | 12:00 |
| Cheonan-si Taizhou | China Time | 01:00 |
| Cheonan-si Xingtai | China Time | 01:00 |
| Cheonan-si Borivali | India Standard Time | 03:30 |
| Cheonan-si Tlalpan | Central Time | 14:00 |
| Cheonan-si Yaroslavl | Moscow Time | 06:00 |
| Cheonan-si Benoni | South Africa Standard Time | 07:00 |
| Cheonan-si Hamamatsu | Japan Time | 00:00 |
| Cheonan-si Kochi | India Standard Time | 03:30 |
| Cheonan-si Jinzhou | China Time | 01:00 |
| Cheonan-si Amravati | India Standard Time | 03:30 |
| Cheonan-si Abu Dhabi | Gulf Standard Time | 05:00 |
| Cheonan-si Hai Phong | Indochina Time | 02:00 |
| Cheonan-si Islamabad | Pakistan Time | 04:00 |
| Cheonan-si Kirkuk | Arabian Time | 06:00 |
| Cheonan-si Sangli | India Standard Time | 03:30 |
| Cheonan-si Milwaukee | Central Time | 14:00 |
| Cheonan-si Situbondo | Western Indonesia Time | 02:00 |
| Cheonan-si Shuangyashan | China Time | 01:00 |
| Cheonan-si Vancouver | Pacific Time | 16:00 |
| Cheonan-si Scarborough | Eastern Time | 13:00 |
| Cheonan-si Barnaul | Barnaul Time | 02:00 |
| Cheonan-si Rotterdam | Central European Time | 07:00 |
| Cheonan-si Luancheng | China Time | 01:00 |
| Cheonan-si Mexicali | Pacific Time | 16:00 |
| Cheonan-si Hermosillo | Mexican Pacific Time | 16:00 |
| Cheonan-si Rasht | Iran Time | 04:30 |
| Cheonan-si Abeokuta | West Africa Time | 08:00 |
| Cheonan-si Essen | Central European Time | 07:00 |