| Svilengrad to Opwijk | 1,220.08 mi (1,963.53 km) |
| Svilengrad to Ostend | 1,277.62 mi (2,056.13 km) |
| Svilengrad to Oud-Heverlee | 1,197.09 mi (1,926.53 km) |
| Svilengrad to Oud-Turnhout | 1,198.21 mi (1,928.33 km) |
| Svilengrad to Oudenaarde | 1,240.56 mi (1,996.50 km) |
| Svilengrad to Oudenburg | 1,273.30 mi (2,049.17 km) |
| Svilengrad to Oupeye | 1,154.57 mi (1,858.10 km) |
| Svilengrad to Overijse | 1,201.10 mi (1,932.99 km) |
| Svilengrad to Overpelt | 1,178.32 mi (1,896.32 km) |
| Svilengrad to Paal | 1,182.70 mi (1,903.38 km) |
| Svilengrad to Peer | 1,174.39 mi (1,889.99 km) |
| Svilengrad to Pepinster | 1,143.61 mi (1,840.46 km) |
| Svilengrad to Peruwelz | 1,232.96 mi (1,984.25 km) |
| Svilengrad to Perwez | 1,185.48 mi (1,907.84 km) |
| Svilengrad to Philippeville | 1,185.35 mi (1,907.63 km) |
