| Ottawa to Matulji | 4,801.70 mi (7,727.59 km) |
| Ottawa to Metkovic | 5,030.99 mi (8,096.59 km) |
| Ottawa to Nedelisce | 4,834.49 mi (7,780.36 km) |
| Ottawa to Nova Gradiska | 4,921.71 mi (7,920.73 km) |
| Ottawa to Novi Marof | 4,842.19 mi (7,792.75 km) |
| Ottawa to Ogulin | 4,840.34 mi (7,789.77 km) |
| Ottawa to Opatija | 4,802.51 mi (7,728.89 km) |
| Ottawa to Osijek | 4,956.11 mi (7,976.09 km) |
| Ottawa to Otocac | 4,858.17 mi (7,818.47 km) |
| Ottawa to Pazin | 4,792.72 mi (7,713.14 km) |
| Ottawa to Petrinja | 4,872.18 mi (7,841.01 km) |
| Ottawa to Popovaca | 4,879.35 mi (7,852.56 km) |
| Ottawa to Pozega | 4,928.71 mi (7,931.99 km) |
| Ottawa to Pula | 4,805.18 mi (7,733.19 km) |
| Ottawa to Rijeka | 4,808.12 mi (7,737.92 km) |
