| Plovdiv to Opwijk | 1,145.53 mi (1,843.55 km) |
| Plovdiv to Ostend | 1,202.96 mi (1,935.98 km) |
| Plovdiv to Oud-Heverlee | 1,122.54 mi (1,806.55 km) |
| Plovdiv to Oud-Turnhout | 1,124.52 mi (1,809.75 km) |
| Plovdiv to Oudenaarde | 1,165.63 mi (1,875.90 km) |
| Plovdiv to Oudenburg | 1,198.61 mi (1,928.97 km) |
| Plovdiv to Oupeye | 1,080.25 mi (1,738.49 km) |
| Plovdiv to Overijse | 1,126.42 mi (1,812.81 km) |
| Plovdiv to Overpelt | 1,104.68 mi (1,777.82 km) |
| Plovdiv to Paal | 1,108.68 mi (1,784.24 km) |
| Plovdiv to Peer | 1,100.64 mi (1,771.30 km) |
| Plovdiv to Pepinster | 1,069.15 mi (1,720.63 km) |
| Plovdiv to Peruwelz | 1,157.57 mi (1,862.93 km) |
| Plovdiv to Perwez | 1,110.68 mi (1,787.47 km) |
| Plovdiv to Philippeville | 1,109.86 mi (1,786.15 km) |
