| Fair Lawn to Orbetello | 4,202.35 mi (6,763.03 km) |
| Fair Lawn to Oria | 4,554.79 mi (7,330.23 km) |
| Fair Lawn to Oristano | 4,173.52 mi (6,716.64 km) |
| Fair Lawn to Orta Nova | 4,439.45 mi (7,144.60 km) |
| Fair Lawn to Orte | 4,253.07 mi (6,844.65 km) |
| Fair Lawn to Ortona | 4,344.69 mi (6,992.10 km) |
| Fair Lawn to Orvieto | 4,231.88 mi (6,810.56 km) |
| Fair Lawn to Orzinuovi | 4,046.57 mi (6,512.32 km) |
| Fair Lawn to Osimo | 4,264.24 mi (6,862.63 km) |
| Fair Lawn to Ospitaletto | 4,047.46 mi (6,513.75 km) |
| Fair Lawn to Ostuni | 4,543.57 mi (7,312.17 km) |
| Fair Lawn to Ottaviano | 4,403.45 mi (7,086.66 km) |
| Fair Lawn to Ovada | 4,015.97 mi (6,463.08 km) |
| Fair Lawn to Ozieri | 4,168.50 mi (6,708.56 km) |
| Fair Lawn to Paceco | 4,424.27 mi (7,120.17 km) |
