| West Haverstraw to Orbetello | 4,186.63 mi (6,737.73 km) |
| West Haverstraw to Oria | 4,538.85 mi (7,304.57 km) |
| West Haverstraw to Oristano | 4,158.61 mi (6,692.64 km) |
| West Haverstraw to Orta Nova | 4,423.53 mi (7,118.99 km) |
| West Haverstraw to Orte | 4,237.24 mi (6,819.17 km) |
| West Haverstraw to Ortona | 4,328.70 mi (6,966.37 km) |
| West Haverstraw to Orvieto | 4,216.03 mi (6,785.04 km) |
| West Haverstraw to Orzinuovi | 4,030.34 mi (6,486.20 km) |
| West Haverstraw to Osimo | 4,248.11 mi (6,836.67 km) |
| West Haverstraw to Ospitaletto | 4,031.19 mi (6,487.57 km) |
| West Haverstraw to Ostuni | 4,527.59 mi (7,286.45 km) |
| West Haverstraw to Ottaviano | 4,387.74 mi (7,061.39 km) |
| West Haverstraw to Ovada | 4,000.01 mi (6,437.39 km) |
| West Haverstraw to Ozieri | 4,153.39 mi (6,684.24 km) |
| West Haverstraw to Paceco | 4,409.35 mi (7,096.17 km) |
