| La Porte to Orbetello | 5,604.44 mi (9,019.48 km) |
| La Porte to Oria | 5,954.20 mi (9,582.36 km) |
| La Porte to Oristano | 5,580.80 mi (8,981.43 km) |
| La Porte to Orta Nova | 5,839.26 mi (9,397.38 km) |
| La Porte to Orte | 5,653.97 mi (9,099.19 km) |
| La Porte to Ortona | 5,743.63 mi (9,243.48 km) |
| La Porte to Orvieto | 5,632.49 mi (9,064.62 km) |
| La Porte to Orzinuovi | 5,442.57 mi (8,758.97 km) |
| La Porte to Osimo | 5,661.36 mi (9,111.08 km) |
| La Porte to Ospitaletto | 5,442.81 mi (8,759.36 km) |
| La Porte to Ostuni | 5,942.50 mi (9,563.53 km) |
| La Porte to Ottaviano | 5,805.60 mi (9,343.22 km) |
| La Porte to Ovada | 5,415.52 mi (8,715.43 km) |
| La Porte to Ozieri | 5,575.01 mi (8,972.11 km) |
| La Porte to Paceco | 5,831.53 mi (9,384.94 km) |
