| Manassas to Orthez | 3,861.60 mi (6,214.64 km) |
| Manassas to Orvault | 3,724.93 mi (5,994.69 km) |
| Manassas to Osny | 3,838.94 mi (6,178.17 km) |
| Manassas to Ostwald | 4,088.86 mi (6,580.39 km) |
| Manassas to Ouistreham | 3,735.54 mi (6,011.77 km) |
| Manassas to Oullins | 4,048.45 mi (6,515.35 km) |
| Manassas to Outreau | 3,778.91 mi (6,081.57 km) |
| Manassas to Oyonnax | 4,069.35 mi (6,548.99 km) |
| Manassas to Ozoir-la-Ferriere | 3,872.19 mi (6,231.69 km) |
| Manassas to Pace | 3,697.34 mi (5,950.29 km) |
| Manassas to Palaiseau | 3,855.49 mi (6,204.81 km) |
| Manassas to Pamiers | 3,981.33 mi (6,407.34 km) |
| Manassas to Panazol | 3,891.11 mi (6,262.14 km) |
| Manassas to Pantin | 3,857.38 mi (6,207.86 km) |
| Manassas to Paray-le-Monial | 3,997.19 mi (6,432.86 km) |
