| Fair Lawn to Oerlinghausen | 3,795.46 mi (6,108.20 km) |
| Fair Lawn to Oestrich-Winkel | 3,824.53 mi (6,154.99 km) |
| Fair Lawn to Offenburg | 3,866.59 mi (6,222.68 km) |
| Fair Lawn to Oftersheim | 3,866.56 mi (6,222.62 km) |
| Fair Lawn to Ohrdruf | 3,909.23 mi (6,291.30 km) |
| Fair Lawn to Ohringen | 3,908.85 mi (6,290.69 km) |
| Fair Lawn to Olbernhau | 4,015.97 mi (6,463.08 km) |
| Fair Lawn to Olching | 4,013.90 mi (6,459.76 km) |
| Fair Lawn to Oldenburg | 3,745.97 mi (6,028.55 km) |
| Fair Lawn to Oldenburg in Holstein | 3,814.97 mi (6,139.60 km) |
| Fair Lawn to Olfen | 3,752.03 mi (6,038.31 km) |
| Fair Lawn to Olpe | 3,789.08 mi (6,097.94 km) |
| Fair Lawn to Olsberg | 3,805.49 mi (6,124.35 km) |
| Fair Lawn to Oranienburg | 3,947.53 mi (6,352.94 km) |
| Fair Lawn to Ortenberg | 3,856.65 mi (6,206.68 km) |
