| Salem to Opwijk | 5,099.52 mi (8,206.89 km) |
| Salem to Ostend | 5,052.58 mi (8,131.34 km) |
| Salem to Oud-Heverlee | 5,119.32 mi (8,238.75 km) |
| Salem to Oud-Turnhout | 5,100.15 mi (8,207.90 km) |
| Salem to Oudenaarde | 5,091.05 mi (8,193.25 km) |
| Salem to Oudenburg | 5,057.02 mi (8,138.49 km) |
| Salem to Oupeye | 5,151.03 mi (8,289.78 km) |
| Salem to Overijse | 5,118.73 mi (8,237.80 km) |
| Salem to Overpelt | 5,116.63 mi (8,234.42 km) |
| Salem to Paal | 5,120.53 mi (8,240.70 km) |
| Salem to Peer | 5,122.29 mi (8,243.52 km) |
| Salem to Pepinster | 5,163.41 mi (8,309.70 km) |
| Salem to Peruwelz | 5,109.18 mi (8,222.43 km) |
| Salem to Perwez | 5,134.85 mi (8,263.74 km) |
| Salem to Philippeville | 5,151.90 mi (8,291.19 km) |
