| Lake Forest Park to Orbetello | 5,590.05 mi (8,996.31 km) |
| Lake Forest Park to Oria | 5,863.02 mi (9,435.62 km) |
| Lake Forest Park to Oristano | 5,672.63 mi (9,129.22 km) |
| Lake Forest Park to Orta Nova | 5,767.06 mi (9,281.18 km) |
| Lake Forest Park to Orte | 5,618.03 mi (9,041.35 km) |
| Lake Forest Park to Ortona | 5,673.51 mi (9,130.62 km) |
| Lake Forest Park to Orvieto | 5,595.64 mi (9,005.31 km) |
| Lake Forest Park to Orzinuovi | 5,381.15 mi (8,660.13 km) |
| Lake Forest Park to Osimo | 5,582.59 mi (8,984.31 km) |
| Lake Forest Park to Ospitaletto | 5,375.36 mi (8,650.81 km) |
| Lake Forest Park to Ostuni | 5,847.36 mi (9,410.42 km) |
| Lake Forest Park to Ottaviano | 5,767.14 mi (9,281.32 km) |
| Lake Forest Park to Ovada | 5,393.92 mi (8,680.67 km) |
| Lake Forest Park to Ozieri | 5,643.44 mi (9,082.24 km) |
| Lake Forest Park to Paceco | 5,893.42 mi (9,484.54 km) |
