| Fontenay-le-Fleury to Oria | 954.36 mi (1,535.90 km) |
| Fontenay-le-Fleury to Oristano | 694.55 mi (1,117.77 km) |
| Fontenay-le-Fleury to Orta Nova | 841.52 mi (1,354.30 km) |
| Fontenay-le-Fleury to Orte | 663.85 mi (1,068.37 km) |
| Fontenay-le-Fleury to Ortona | 744.26 mi (1,197.78 km) |
| Fontenay-le-Fleury to Orvieto | 641.34 mi (1,032.14 km) |
| Fontenay-le-Fleury to Orzinuovi | 439.11 mi (706.68 km) |
| Fontenay-le-Fleury to Osimo | 658.63 mi (1,059.96 km) |
| Fontenay-le-Fleury to Ospitaletto | 438.62 mi (705.89 km) |
| Fontenay-le-Fleury to Ostuni | 941.65 mi (1,515.44 km) |
| Fontenay-le-Fleury to Ottaviano | 818.87 mi (1,317.85 km) |
| Fontenay-le-Fleury to Ovada | 424.96 mi (683.90 km) |
| Fontenay-le-Fleury to Ozieri | 662.61 mi (1,066.36 km) |
| Fontenay-le-Fleury to Paceco | 913.49 mi (1,470.13 km) |
| Fontenay-le-Fleury to Pachino | 1,063.09 mi (1,710.88 km) |
