| Sivrice to Orbetello | 1,495.95 mi (2,407.49 km) |
| Sivrice to Oria | 1,161.90 mi (1,869.90 km) |
| Sivrice to Oristano | 1,640.39 mi (2,639.96 km) |
| Sivrice to Orta Nova | 1,262.90 mi (2,032.44 km) |
| Sivrice to Orte | 1,436.18 mi (2,311.30 km) |
| Sivrice to Ortona | 1,333.19 mi (2,145.56 km) |
| Sivrice to Orvieto | 1,450.91 mi (2,335.01 km) |
| Sivrice to Orzinuovi | 1,574.69 mi (2,534.22 km) |
| Sivrice to Osimo | 1,385.58 mi (2,229.88 km) |
| Sivrice to Ospitaletto | 1,569.38 mi (2,525.68 km) |
| Sivrice to Ostuni | 1,164.62 mi (1,874.28 km) |
| Sivrice to Ottaviano | 1,327.06 mi (2,135.70 km) |
| Sivrice to Ovada | 1,631.85 mi (2,626.20 km) |
| Sivrice to Ozieri | 1,614.24 mi (2,597.87 km) |
| Sivrice to Paceco | 1,448.02 mi (2,330.36 km) |
