| Santa Ursula to Opwijk | 1,892.13 mi (3,045.10 km) |
| Santa Ursula to Ostend | 1,869.46 mi (3,008.61 km) |
| Santa Ursula to Oud-Heverlee | 1,899.74 mi (3,057.34 km) |
| Santa Ursula to Oud-Turnhout | 1,933.46 mi (3,111.60 km) |
| Santa Ursula to Oudenaarde | 1,869.13 mi (3,008.07 km) |
| Santa Ursula to Oudenburg | 1,869.46 mi (3,008.60 km) |
| Santa Ursula to Oupeye | 1,923.37 mi (3,095.37 km) |
| Santa Ursula to Overijse | 1,893.23 mi (3,046.86 km) |
| Santa Ursula to Overpelt | 1,941.42 mi (3,124.41 km) |
| Santa Ursula to Paal | 1,925.25 mi (3,098.39 km) |
| Santa Ursula to Peer | 1,938.38 mi (3,119.52 km) |
| Santa Ursula to Pepinster | 1,921.93 mi (3,093.04 km) |
| Santa Ursula to Peruwelz | 1,851.48 mi (2,979.67 km) |
| Santa Ursula to Perwez | 1,893.77 mi (3,047.73 km) |
| Santa Ursula to Philippeville | 1,864.59 mi (3,000.77 km) |
