| Le Portel to Oria | 1,044.70 mi (1,681.29 km) |
| Le Portel to Oristano | 819.61 mi (1,319.03 km) |
| Le Portel to Orta Nova | 935.02 mi (1,504.77 km) |
| Le Portel to Orte | 765.44 mi (1,231.86 km) |
| Le Portel to Ortona | 837.54 mi (1,347.89 km) |
| Le Portel to Orvieto | 742.76 mi (1,195.35 km) |
| Le Portel to Orzinuovi | 531.85 mi (855.93 km) |
| Le Portel to Osimo | 748.64 mi (1,204.83 km) |
| Le Portel to Ospitaletto | 528.85 mi (851.10 km) |
| Le Portel to Ostuni | 1,031.04 mi (1,659.30 km) |
| Le Portel to Ottaviano | 919.60 mi (1,479.95 km) |
| Le Portel to Ovada | 532.44 mi (856.88 km) |
| Le Portel to Ozieri | 785.12 mi (1,263.52 km) |
| Le Portel to Paceco | 1,030.47 mi (1,658.38 km) |
| Le Portel to Pachino | 1,175.24 mi (1,891.37 km) |
