| Lorton to Orbetello | 4,424.95 mi (7,121.26 km) |
| Lorton to Oria | 4,778.00 mi (7,689.45 km) |
| Lorton to Oristano | 4,393.35 mi (7,070.41 km) |
| Lorton to Orta Nova | 4,662.59 mi (7,503.72 km) |
| Lorton to Orte | 4,475.99 mi (7,203.40 km) |
| Lorton to Ortona | 4,568.05 mi (7,351.57 km) |
| Lorton to Orvieto | 4,454.89 mi (7,169.44 km) |
| Lorton to Orzinuovi | 4,270.54 mi (6,872.77 km) |
| Lorton to Osimo | 4,487.98 mi (7,222.70 km) |
| Lorton to Ospitaletto | 4,271.53 mi (6,874.37 km) |
| Lorton to Ostuni | 4,766.89 mi (7,671.57 km) |
| Lorton to Ottaviano | 4,625.97 mi (7,444.78 km) |
| Lorton to Ovada | 4,239.28 mi (6,822.46 km) |
| Lorton to Ozieri | 4,389.06 mi (7,063.50 km) |
| Lorton to Paceco | 4,644.05 mi (7,473.87 km) |
