| Petrosani to Opwijk | 960.03 mi (1,545.02 km) |
| Petrosani to Ostend | 1,017.67 mi (1,637.78 km) |
| Petrosani to Oud-Heverlee | 937.23 mi (1,508.33 km) |
| Petrosani to Oud-Turnhout | 934.15 mi (1,503.37 km) |
| Petrosani to Oudenaarde | 982.38 mi (1,580.99 km) |
| Petrosani to Oudenburg | 1,013.53 mi (1,631.12 km) |
| Petrosani to Oupeye | 893.89 mi (1,438.58 km) |
| Petrosani to Overijse | 941.87 mi (1,515.80 km) |
| Petrosani to Overpelt | 914.19 mi (1,471.25 km) |
| Petrosani to Paal | 920.34 mi (1,481.15 km) |
| Petrosani to Peer | 910.80 mi (1,465.80 km) |
| Petrosani to Pepinster | 883.74 mi (1,422.24 km) |
| Petrosani to Peruwelz | 977.47 mi (1,573.09 km) |
| Petrosani to Perwez | 927.02 mi (1,491.90 km) |
| Petrosani to Philippeville | 930.92 mi (1,498.17 km) |
