| Prestonpans to Opwijk | 452.71 mi (728.57 km) |
| Prestonpans to Ostend | 406.06 mi (653.49 km) |
| Prestonpans to Oud-Heverlee | 472.96 mi (761.16 km) |
| Prestonpans to Oud-Turnhout | 456.43 mi (734.56 km) |
| Prestonpans to Oudenaarde | 444.20 mi (714.87 km) |
| Prestonpans to Oudenburg | 410.45 mi (660.55 km) |
| Prestonpans to Oupeye | 506.91 mi (815.79 km) |
| Prestonpans to Overijse | 472.07 mi (759.73 km) |
| Prestonpans to Overpelt | 474.21 mi (763.17 km) |
| Prestonpans to Paal | 476.20 mi (766.37 km) |
| Prestonpans to Peer | 479.55 mi (771.75 km) |
| Prestonpans to Pepinster | 519.28 mi (835.71 km) |
| Prestonpans to Peruwelz | 462.89 mi (744.94 km) |
| Prestonpans to Perwez | 488.33 mi (785.89 km) |
| Prestonpans to Philippeville | 504.92 mi (812.59 km) |
