| Forestville to Orbetello | 4,403.60 mi (7,086.92 km) |
| Forestville to Oria | 4,756.70 mi (7,655.16 km) |
| Forestville to Oristano | 4,371.93 mi (7,035.94 km) |
| Forestville to Orta Nova | 4,641.28 mi (7,469.42 km) |
| Forestville to Orte | 4,454.66 mi (7,169.09 km) |
| Forestville to Ortona | 4,546.76 mi (7,317.30 km) |
| Forestville to Orvieto | 4,433.57 mi (7,135.14 km) |
| Forestville to Orzinuovi | 4,249.30 mi (6,838.59 km) |
| Forestville to Osimo | 4,466.71 mi (7,188.48 km) |
| Forestville to Ospitaletto | 4,250.30 mi (6,840.20 km) |
| Forestville to Ostuni | 4,745.59 mi (7,637.29 km) |
| Forestville to Ottaviano | 4,604.63 mi (7,410.43 km) |
| Forestville to Ovada | 4,217.98 mi (6,788.19 km) |
| Forestville to Ozieri | 4,367.65 mi (7,029.05 km) |
| Forestville to Paceco | 4,622.63 mi (7,439.40 km) |
