| Saint-Jean to Opwijk | 519.75 mi (836.46 km) |
| Saint-Jean to Ostend | 526.52 mi (847.35 km) |
| Saint-Jean to Oud-Heverlee | 516.86 mi (831.80 km) |
| Saint-Jean to Oud-Turnhout | 552.87 mi (889.76 km) |
| Saint-Jean to Oudenaarde | 505.99 mi (814.31 km) |
| Saint-Jean to Oudenburg | 524.09 mi (843.45 km) |
| Saint-Jean to Oupeye | 523.77 mi (842.93 km) |
| Saint-Jean to Overijse | 511.81 mi (823.67 km) |
| Saint-Jean to Overpelt | 552.64 mi (889.39 km) |
| Saint-Jean to Paal | 537.46 mi (864.96 km) |
| Saint-Jean to Peer | 547.80 mi (881.60 km) |
| Saint-Jean to Pepinster | 517.92 mi (833.52 km) |
| Saint-Jean to Peruwelz | 483.32 mi (777.83 km) |
| Saint-Jean to Perwez | 505.21 mi (813.05 km) |
| Saint-Jean to Philippeville | 473.70 mi (762.35 km) |
