| Sudley to Opwijk | 3,876.63 mi (6,238.83 km) |
| Sudley to Ostend | 3,819.02 mi (6,146.12 km) |
| Sudley to Oud-Heverlee | 3,899.61 mi (6,275.81 km) |
| Sudley to Oud-Turnhout | 3,899.82 mi (6,276.16 km) |
| Sudley to Oudenaarde | 3,855.95 mi (6,205.56 km) |
| Sudley to Oudenburg | 3,823.33 mi (6,153.05 km) |
| Sudley to Oupeye | 3,942.34 mi (6,344.59 km) |
| Sudley to Overijse | 3,895.51 mi (6,269.21 km) |
| Sudley to Overpelt | 3,919.78 mi (6,308.28 km) |
| Sudley to Paal | 3,914.65 mi (6,300.01 km) |
| Sudley to Peer | 3,923.46 mi (6,314.20 km) |
| Sudley to Pepinster | 3,953.15 mi (6,361.98 km) |
| Sudley to Peruwelz | 3,863.72 mi (6,218.05 km) |
| Sudley to Perwez | 3,911.07 mi (6,294.26 km) |
| Sudley to Philippeville | 3,911.42 mi (6,294.83 km) |
