| Sparti to Opwijk | 1,313.21 mi (2,113.40 km) |
| Sparti to Ostend | 1,367.10 mi (2,200.13 km) |
| Sparti to Oud-Heverlee | 1,291.17 mi (2,077.94 km) |
| Sparti to Oud-Turnhout | 1,302.96 mi (2,096.91 km) |
| Sparti to Oudenaarde | 1,327.80 mi (2,136.89 km) |
| Sparti to Oudenburg | 1,362.54 mi (2,192.80 km) |
| Sparti to Oupeye | 1,253.46 mi (2,017.26 km) |
| Sparti to Overijse | 1,293.37 mi (2,081.48 km) |
| Sparti to Overpelt | 1,284.49 mi (2,067.19 km) |
| Sparti to Paal | 1,284.01 mi (2,066.41 km) |
| Sparti to Peer | 1,279.38 mi (2,058.96 km) |
| Sparti to Pepinster | 1,241.25 mi (1,997.60 km) |
| Sparti to Peruwelz | 1,314.16 mi (2,114.93 km) |
| Sparti to Perwez | 1,276.86 mi (2,054.90 km) |
| Sparti to Philippeville | 1,267.15 mi (2,039.29 km) |
