| Fredericksburg to Opwijk | 3,898.62 mi (6,274.23 km) |
| Fredericksburg to Ostend | 3,841.00 mi (6,181.49 km) |
| Fredericksburg to Oud-Heverlee | 3,921.60 mi (6,311.20 km) |
| Fredericksburg to Oud-Turnhout | 3,922.09 mi (6,311.99 km) |
| Fredericksburg to Oudenaarde | 3,877.82 mi (6,240.74 km) |
| Fredericksburg to Oudenburg | 3,845.29 mi (6,188.39 km) |
| Fredericksburg to Oupeye | 3,964.39 mi (6,380.08 km) |
| Fredericksburg to Overijse | 3,917.46 mi (6,304.53 km) |
| Fredericksburg to Overpelt | 3,942.05 mi (6,344.12 km) |
| Fredericksburg to Paal | 3,936.80 mi (6,335.67 km) |
| Fredericksburg to Peer | 3,945.70 mi (6,349.99 km) |
| Fredericksburg to Pepinster | 3,975.16 mi (6,397.40 km) |
| Fredericksburg to Peruwelz | 3,885.41 mi (6,252.96 km) |
| Fredericksburg to Perwez | 3,932.98 mi (6,329.52 km) |
| Fredericksburg to Philippeville | 3,933.08 mi (6,329.68 km) |
