| Casarano to Opwijk | 1,012.04 mi (1,628.72 km) |
| Casarano to Ostend | 1,064.84 mi (1,713.69 km) |
| Casarano to Oud-Heverlee | 990.39 mi (1,593.89 km) |
| Casarano to Oud-Turnhout | 1,004.20 mi (1,616.10 km) |
| Casarano to Oudenaarde | 1,025.49 mi (1,650.36 km) |
| Casarano to Oudenburg | 1,060.28 mi (1,706.36 km) |
| Casarano to Oupeye | 954.05 mi (1,535.39 km) |
| Casarano to Overijse | 992.24 mi (1,596.85 km) |
| Casarano to Overpelt | 986.26 mi (1,587.23 km) |
| Casarano to Paal | 984.73 mi (1,584.78 km) |
| Casarano to Peer | 980.94 mi (1,578.68 km) |
| Casarano to Pepinster | 941.73 mi (1,515.57 km) |
| Casarano to Peruwelz | 1,011.01 mi (1,627.07 km) |
| Casarano to Perwez | 975.72 mi (1,570.28 km) |
| Casarano to Philippeville | 964.48 mi (1,552.19 km) |
