| Santa Maria a Monte to Opwijk | 586.61 mi (944.06 km) |
| Santa Maria a Monte to Ostend | 633.19 mi (1,019.03 km) |
| Santa Maria a Monte to Oud-Heverlee | 567.44 mi (913.20 km) |
| Santa Maria a Monte to Oud-Turnhout | 589.25 mi (948.30 km) |
| Santa Maria a Monte to Oudenaarde | 594.63 mi (956.97 km) |
| Santa Maria a Monte to Oudenburg | 628.74 mi (1,011.85 km) |
| Santa Maria a Monte to Oupeye | 538.63 mi (866.83 km) |
| Santa Maria a Monte to Overijse | 567.65 mi (913.54 km) |
| Santa Maria a Monte to Overpelt | 574.32 mi (924.28 km) |
| Santa Maria a Monte to Paal | 568.50 mi (914.91 km) |
| Santa Maria a Monte to Peer | 568.43 mi (914.81 km) |
| Santa Maria a Monte to Pepinster | 526.43 mi (847.20 km) |
| Santa Maria a Monte to Peruwelz | 576.75 mi (928.19 km) |
| Santa Maria a Monte to Perwez | 551.75 mi (887.95 km) |
| Santa Maria a Monte to Philippeville | 533.80 mi (859.06 km) |
