| Saint-Germain-les-Arpajon to Oria | 938.50 mi (1,510.37 km) |
| Saint-Germain-les-Arpajon to Oristano | 676.77 mi (1,089.16 km) |
| Saint-Germain-les-Arpajon to Orta Nova | 825.44 mi (1,328.42 km) |
| Saint-Germain-les-Arpajon to Orte | 647.20 mi (1,041.57 km) |
| Saint-Germain-les-Arpajon to Ortona | 728.26 mi (1,172.03 km) |
| Saint-Germain-les-Arpajon to Orvieto | 624.72 mi (1,005.38 km) |
| Saint-Germain-les-Arpajon to Orzinuovi | 423.54 mi (681.62 km) |
| Saint-Germain-les-Arpajon to Osimo | 643.00 mi (1,034.81 km) |
| Saint-Germain-les-Arpajon to Ospitaletto | 423.30 mi (681.24 km) |
| Saint-Germain-les-Arpajon to Ostuni | 925.88 mi (1,490.06 km) |
| Saint-Germain-les-Arpajon to Ottaviano | 802.21 mi (1,291.04 km) |
| Saint-Germain-les-Arpajon to Ovada | 408.04 mi (656.67 km) |
| Saint-Germain-les-Arpajon to Ozieri | 644.82 mi (1,037.74 km) |
| Saint-Germain-les-Arpajon to Paceco | 895.83 mi (1,441.70 km) |
| Saint-Germain-les-Arpajon to Pachino | 1,045.63 mi (1,682.77 km) |
