| Ottawa Volgograd | Volgograd Time | -08:00 |
| Ottawa Nova Iguaçu | Brasilia Time | -02:00 |
| Ottawa Jieyang | China Time | -13:00 |
| Ottawa Odessa | Eastern European Time | -07:00 |
| Ottawa Zhu Cheng City | China Time | -13:00 |
| Ottawa Shivaji Nagar | India Standard Time | -10:30 |
| Ottawa Kitakyushu | Japan Time | -14:00 |
| Ottawa Solapur | India Standard Time | -10:30 |
| Ottawa Baoding | China Time | -13:00 |
| Ottawa Guatemala City | Central Time | 01:00 |
| Ottawa Benxi | China Time | -13:00 |
| Ottawa Zapopan | Central Time | 01:00 |
| Ottawa Birmingham | United Kingdom Time | -05:00 |
| Ottawa Perm | Yekaterinburg Time | -10:00 |
| Ottawa Srinagar | India Standard Time | -10:30 |
| Ottawa Zaria | West Africa Time | -06:00 |
| Ottawa Managua | Central Time | 01:00 |
| Ottawa Port Elizabeth | South Africa Standard Time | -07:00 |
| Ottawa Fes | Western European Time | -06:00 |
| Ottawa Cologne | Central European Time | -06:00 |
| Ottawa Ulsan | Korean Time | -14:00 |
| Ottawa Chandigarh | India Standard Time | -10:30 |
| Ottawa Coimbatore | India Standard Time | -10:30 |
| Ottawa Naples | Central European Time | -06:00 |
| Ottawa Maceió | Brasilia Time | -02:00 |
| Ottawa Cartagena | Colombia Time | 00:00 |
| Ottawa Changzhou | China Time | -13:00 |
| Ottawa Sulţānah | Arabian Time | -08:00 |
| Ottawa Monrovia | Greenwich Mean Time | -05:00 |
| Ottawa Kingston | Eastern Time | 00:00 |
| Ottawa Erbil | Arabian Time | -08:00 |
| Ottawa Austin | Central Time | 01:00 |
| Ottawa Krasnoyarsk | Krasnoyarsk Time | -12:00 |
| Ottawa Naypyitaw | Myanmar Time | -11:30 |
| Ottawa Jodhpur | India Standard Time | -10:30 |
| Ottawa Chiba | Japan Time | -14:00 |
| Ottawa São Luís | Brasilia Time | -02:00 |
| Ottawa Madurai | India Standard Time | -10:30 |
| Ottawa Sale | Western European Time | -06:00 |
| Ottawa Huaibei | China Time | -13:00 |
| Ottawa Cochabamba | Bolivia Time | -01:00 |
| Ottawa Qom | Iran Time | -08:30 |
| Ottawa Kaifeng | China Time | -13:00 |
| Ottawa Bishkek | Kyrgyzstan Time | -11:00 |
| Ottawa Abobo | Greenwich Mean Time | -05:00 |
| Ottawa Abu Ghraib | Arabian Time | -08:00 |
| Ottawa Guwahati | India Standard Time | -10:30 |
| Ottawa Aba | West Africa Time | -06:00 |
| Ottawa Pingdingshan | China Time | -13:00 |
| Ottawa Gwalior | India Standard Time | -10:30 |