| Alfonsine to Opwijk | 576.63 mi (928.00 km) |
| Alfonsine to Ostend | 627.63 mi (1,010.08 km) |
| Alfonsine to Oud-Heverlee | 555.76 mi (894.40 km) |
| Alfonsine to Oud-Turnhout | 572.96 mi (922.09 km) |
| Alfonsine to Oudenaarde | 588.35 mi (946.85 km) |
| Alfonsine to Oudenburg | 623.09 mi (1,002.76 km) |
| Alfonsine to Oupeye | 522.14 mi (840.31 km) |
| Alfonsine to Overijse | 557.01 mi (896.42 km) |
| Alfonsine to Overpelt | 556.21 mi (895.14 km) |
| Alfonsine to Paal | 552.77 mi (889.59 km) |
| Alfonsine to Peer | 550.59 mi (886.08 km) |
| Alfonsine to Pepinster | 509.75 mi (820.37 km) |
| Alfonsine to Peruwelz | 572.85 mi (921.91 km) |
| Alfonsine to Perwez | 540.60 mi (870.01 km) |
| Alfonsine to Philippeville | 527.08 mi (848.25 km) |
