| Ottawa Sanibel | Eastern Time | 00:00 |
| Ottawa Alaró | Central European Time | -06:00 |
| Ottawa Mont Albert | Eastern Australia Time | -14:00 |
| Ottawa Whitby | United Kingdom Time | -05:00 |
| Ottawa Sângeorgiu de Mureș | Eastern European Time | -07:00 |
| Ottawa Alaska | Atlantic Time | -01:00 |
| Ottawa Carvoeiro | Western European Time | -05:00 |
| Ottawa Whitby | Eastern Time | 00:00 |
| Ottawa Saint-Martin-de-Belleville | Central European Time | -06:00 |
| Ottawa Alaska | Central Time | 01:00 |
| Ottawa Mönchengladbach | Central European Time | -06:00 |
| Ottawa Whitchurch | United Kingdom Time | -05:00 |
| Ottawa Saint-Marcel-Campes | Central European Time | -06:00 |
| Ottawa Alaska | Eastern Time | 00:00 |
| Ottawa Castelnau-de-Montmiral | Central European Time | -06:00 |
| Ottawa Wheaton-Glenmont | Eastern Time | 00:00 |
| Ottawa Saint Margrethen | Central European Time | -06:00 |
| Ottawa Alata | Central European Time | -06:00 |
| Ottawa Monchique | Western European Time | -05:00 |
| Ottawa Wexford | Ireland Time | -05:00 |
| Ottawa Saint-Leonard | Eastern Time | 00:00 |
| Ottawa Alappuzha | India Standard Time | -09:30 |
| Ottawa Castellamonte | Central European Time | -06:00 |
| Ottawa Wexford | Eastern Time | 00:00 |
| Ottawa Saint Leonards | Eastern Australia Time | -14:00 |
| Ottawa Alamarathupatti | India Standard Time | -09:30 |
| Ottawa Monastero Bormida | Central European Time | -06:00 |
| Ottawa Wetherill Park | Eastern Australia Time | -14:00 |
| Ottawa Saint Leonards | United Kingdom Time | -05:00 |
| Ottawa Alagón | Central European Time | -06:00 |
| Ottawa Chimgan | Uzbekistan Time | -09:00 |
| Ottawa Whalley | United Kingdom Time | -05:00 |
| Ottawa Saint Lucia | Eastern Australia Time | -14:00 |
| Ottawa Alachua | Eastern Time | 00:00 |
| Ottawa Monastier di Treviso | Central European Time | -06:00 |
| Ottawa Whanganui | New Zealand Time | -16:00 |
| Ottawa Parañaque | Philippine Time | -12:00 |
| Ottawa Al-Qayrawan | Central European Time | -05:00 |
| Ottawa Castelsardo | Central European Time | -06:00 |
| Ottawa Wheatley | Central Time | 01:00 |
| Ottawa Paraparaumu | New Zealand Time | -16:00 |
| Ottawa Arazane | Western European Time | -05:00 |
| Ottawa Monguelfo-Tesido | Central European Time | -06:00 |
| Ottawa West Windsor Township | Eastern Time | 00:00 |
| Ottawa Parapat | Western Indonesia Time | -11:00 |
| Ottawa Bailrigg | United Kingdom Time | -05:00 |
| Ottawa Chilmark | Eastern Time | 00:00 |
| Ottawa Westborough | Eastern Time | 00:00 |
| Ottawa Parap | Central Australia Time | -13:30 |
| Ottawa Bainbridge | Eastern Time | 00:00 |