| Jersey City to Orbetello | 4,208.29 mi (6,772.60 km) |
| Jersey City to Oria | 4,560.99 mi (7,340.20 km) |
| Jersey City to Oristano | 4,178.56 mi (6,724.75 km) |
| Jersey City to Orta Nova | 4,445.61 mi (7,154.53 km) |
| Jersey City to Orte | 4,259.14 mi (6,854.42 km) |
| Jersey City to Ortona | 4,350.95 mi (7,002.18 km) |
| Jersey City to Orvieto | 4,237.99 mi (6,820.38 km) |
| Jersey City to Orzinuovi | 4,053.11 mi (6,522.85 km) |
| Jersey City to Osimo | 4,270.67 mi (6,872.98 km) |
| Jersey City to Ospitaletto | 4,054.05 mi (6,524.36 km) |
| Jersey City to Ostuni | 4,549.81 mi (7,322.22 km) |
| Jersey City to Ottaviano | 4,409.37 mi (7,096.19 km) |
| Jersey City to Ovada | 4,022.20 mi (6,473.11 km) |
| Jersey City to Ozieri | 4,173.75 mi (6,717.01 km) |
| Jersey City to Paceco | 4,429.30 mi (7,128.26 km) |
