| Parsippany to Octeville | 3,450.70 mi (5,553.37 km) |
| Parsippany to Oignies | 3,623.34 mi (5,831.20 km) |
| Parsippany to Oissel | 3,572.68 mi (5,749.67 km) |
| Parsippany to Olivet | 3,645.03 mi (5,866.12 km) |
| Parsippany to Ollioules | 3,956.74 mi (6,367.76 km) |
| Parsippany to Olonne-sur-Mer | 3,519.82 mi (5,664.61 km) |
| Parsippany to Oloron-Sainte-Marie | 3,663.07 mi (5,895.14 km) |
| Parsippany to Onet Village | 3,773.65 mi (6,073.11 km) |
| Parsippany to Onnaing | 3,650.15 mi (5,874.34 km) |
| Parsippany to Orange | 3,879.15 mi (6,242.88 km) |
| Parsippany to Orchies | 3,633.45 mi (5,847.48 km) |
| Parsippany to Orleans | 3,644.37 mi (5,865.04 km) |
| Parsippany to Orly | 3,642.72 mi (5,862.39 km) |
| Parsippany to Ormesson-sur-Marne | 3,647.75 mi (5,870.49 km) |
| Parsippany to Orsay | 3,635.25 mi (5,850.38 km) |
