| Silivri to Orbetello | 881.59 mi (1,418.79 km) |
| Silivri to Oria | 556.35 mi (895.36 km) |
| Silivri to Oristano | 1,033.82 mi (1,663.78 km) |
| Silivri to Orta Nova | 651.38 mi (1,048.30 km) |
| Silivri to Orte | 821.79 mi (1,322.54 km) |
| Silivri to Ortona | 718.85 mi (1,156.88 km) |
| Silivri to Orvieto | 836.39 mi (1,346.03 km) |
| Silivri to Orzinuovi | 966.62 mi (1,555.62 km) |
| Silivri to Osimo | 771.81 mi (1,242.10 km) |
| Silivri to Ospitaletto | 962.19 mi (1,548.50 km) |
| Silivri to Ostuni | 557.07 mi (896.51 km) |
| Silivri to Ottaviano | 717.89 mi (1,155.34 km) |
| Silivri to Ovada | 1,020.17 mi (1,641.80 km) |
| Silivri to Ozieri | 1,004.63 mi (1,616.80 km) |
| Silivri to Paceco | 862.06 mi (1,387.35 km) |
