| White Plains to Orbetello | 4,183.18 mi (6,732.19 km) |
| White Plains to Oria | 4,535.72 mi (7,299.54 km) |
| White Plains to Oristano | 4,154.07 mi (6,685.33 km) |
| White Plains to Orta Nova | 4,420.37 mi (7,113.89 km) |
| White Plains to Orte | 4,233.95 mi (6,813.88 km) |
| White Plains to Ortona | 4,325.65 mi (6,961.45 km) |
| White Plains to Orvieto | 4,212.78 mi (6,779.81 km) |
| White Plains to Orzinuovi | 4,027.64 mi (6,481.86 km) |
| White Plains to Osimo | 4,245.27 mi (6,832.09 km) |
| White Plains to Ospitaletto | 4,028.55 mi (6,483.33 km) |
| White Plains to Ostuni | 4,524.52 mi (7,281.51 km) |
| White Plains to Ottaviano | 4,384.27 mi (7,055.80 km) |
| White Plains to Ovada | 3,996.91 mi (6,432.41 km) |
| White Plains to Ozieri | 4,149.11 mi (6,677.34 km) |
| White Plains to Paceco | 4,404.81 mi (7,088.85 km) |
