| Ciechanów Ciudad Juarez | Mountain Time | 08:00 |
| Ciechanów Manhattan | Eastern Time | 06:00 |
| Ciechanów Asuncion | Paraguay Time | 06:00 |
| Ciechanów Recife | Brasilia Time | 05:00 |
| Ciechanów Daejeon | Korean Time | -07:00 |
| Ciechanów San Antonio | Central Time | 07:00 |
| Ciechanów Kumasi | Greenwich Mean Time | 02:00 |
| Ciechanów Kota Bharu | Malaysia Time | -06:00 |
| Ciechanów Kyoto | Japan Time | -07:00 |
| Ciechanów Kuala Lumpur | Malaysia Time | -06:00 |
| Ciechanów Karaj | Iran Time | -02:30 |
| Ciechanów Kathmandu | Nepal Time | -03:45 |
| Ciechanów Palembang | Western Indonesia Time | -05:00 |
| Ciechanów Multan | Pakistan Time | -03:00 |
| Ciechanów Tirunelveli | India Standard Time | -03:30 |
| Ciechanów Hanoi | Indochina Time | -05:00 |
| Ciechanów Kharkiv | Eastern European Time | -01:00 |
| Ciechanów Agra | India Standard Time | -03:30 |
| Ciechanów Córdoba | Argentina Time | 05:00 |
| Ciechanów Tabriz | Iran Time | -02:30 |
| Ciechanów Novosibirsk | Novosibirsk Time | -05:00 |
| Ciechanów Gwangju | Korean Time | -07:00 |
| Ciechanów Bursa | Turkey Time | -01:00 |
| Ciechanów Vadodara | India Standard Time | -03:30 |
| Ciechanów Belém | Brasilia Time | 05:00 |
| Ciechanów Fushun | China Time | -06:00 |
| Ciechanów Quito | Ecuador Time | 07:00 |
| Ciechanów San Diego | Pacific Time | 09:00 |
| Ciechanów Fukuoka | Japan Time | -07:00 |
| Ciechanów Antananarivo | East Africa Time | -01:00 |
| Ciechanów Luoyang | China Time | -06:00 |
| Ciechanów Hyderabad | Pakistan Time | -03:00 |
| Ciechanów Borough of Bronx | Eastern Time | 06:00 |
| Ciechanów Valencia | Venezuela Time | 06:00 |
| Ciechanów Gujranwala | Pakistan Time | -03:00 |
| Ciechanów Barranquilla | Colombia Time | 07:00 |
| Ciechanów Guankou | China Time | -06:00 |
| Ciechanów Tijuana | Pacific Time | 09:00 |
| Ciechanów Lubumbashi | Central Africa Time | 00:00 |
| Ciechanów Porto Alegre | Brasilia Time | 05:00 |
| Ciechanów Tangerang | Western Indonesia Time | -05:00 |
| Ciechanów Santa Cruz | Bolivia Time | 06:00 |
| Ciechanów Handan | China Time | -06:00 |
| Ciechanów Kampala | East Africa Time | -01:00 |
| Ciechanów Yekaterinburg | Yekaterinburg Time | -03:00 |
| Ciechanów Khulna | Bangladesh Time | -04:00 |
| Ciechanów Douala | West Africa Time | 01:00 |
| Ciechanów Gorakhpur | India Standard Time | -03:30 |
| Ciechanów Mecca | Arabian Time | -01:00 |
| Ciechanów Makassar | Central Indonesia Time | -06:00 |