| Manassas to Nyon | 4,090.49 mi (6,583.00 km) |
| Manassas to Oberriet | 4,203.36 mi (6,764.66 km) |
| Manassas to Obersiggenthal | 4,144.77 mi (6,670.36 km) |
| Manassas to Oberwil | 4,112.99 mi (6,619.22 km) |
| Manassas to Oberwingert | 4,163.82 mi (6,701.03 km) |
| Manassas to Oftringen | 4,134.15 mi (6,653.27 km) |
| Manassas to Olten | 4,132.44 mi (6,650.52 km) |
| Manassas to Onex | 4,090.70 mi (6,583.34 km) |
| Manassas to Opfikon | 4,157.92 mi (6,691.52 km) |
| Manassas to Ostermundigen | 4,127.01 mi (6,641.79 km) |
| Manassas to Payerne | 4,107.52 mi (6,610.42 km) |
| Manassas to Pfaffikon | 4,169.04 mi (6,709.42 km) |
| Manassas to Plan-les-Ouates | 4,091.91 mi (6,585.30 km) |
| Manassas to Pratteln | 4,119.01 mi (6,628.90 km) |
| Manassas to Prilly | 4,101.76 mi (6,601.14 km) |
